A cityscape with a river, a bridge, and high-rise buildings during sunset.

$129 Cheap Flights from Baltimore (BWI) to Austin (AUS)

View $129 flight on Sat, Oct 24, 2026Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Austin-Bergstrom Intl. Airport (AUS)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Baltimore to Austin (BWI-AUS)

Prices were available within the past 7 days and start at $129 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Oct 28 - Sat, Oct 31
BWI
Baltimore
AUS
Austin
$257 Roundtrip, found 6 hours ago
$257
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Wed, Oct 28 from Baltimore to Austin, returning Sat, Oct 31, priced at $257 found 6 hours ago
Frontier Airlines
Thu, Aug 13 - Mon, Aug 17
BWI
Baltimore
AUS
Austin
$258 Roundtrip, found 5 hours ago
$258
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Thu, Aug 13 from Baltimore to Austin, returning Mon, Aug 17, priced at $258 found 5 hours ago
Southwest Airlines
Wed, Oct 14 - Sat, Oct 17
BWI
Baltimore
AUS
Austin
$263 Roundtrip, just found
$263
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Oct 14 from Baltimore to Austin, returning Sat, Oct 17, priced at $263 just found
Southwest Airlines
Sat, Sep 26 - Mon, Sep 28
BWI
Baltimore
AUS
Austin
$263 Roundtrip, found 5 hours ago
$263
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Sat, Sep 26 from Baltimore to Austin, returning Mon, Sep 28, priced at $263 found 5 hours ago
Southwest Airlines
Wed, Oct 14 - Sat, Oct 17
BWI
Baltimore
AUS
Austin
$267 Roundtrip, just found
$267
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Oct 14 from Baltimore to Austin, returning Sat, Oct 17, priced at $267 just found
Frontier Airlines
Thu, Aug 13 - Mon, Aug 17
BWI
Baltimore
AUS
Austin
$268 Roundtrip, found 5 hours ago
$268
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Thu, Aug 13 from Baltimore to Austin, returning Mon, Aug 17, priced at $268 found 5 hours ago
Delta
Wed, Oct 14 - Sat, Oct 17
BWI
Baltimore
AUS
Austin
$272 Roundtrip, just found
$272
Roundtrip
just found
Select Delta flight, departing Wed, Oct 14 from Baltimore to Austin, returning Sat, Oct 17, priced at $272 just found
Southwest Airlines
Sat, Sep 19 - Mon, Sep 21
BWI
Baltimore
AUS
Austin
$273 Roundtrip, found 20 hours ago
$273
Roundtrip
found 20 hours ago
Select Southwest Airlines flight, departing Sat, Sep 19 from Baltimore to Austin, returning Mon, Sep 21, priced at $273 found 20 hours ago
American Airlines
Wed, Oct 14 - Sat, Oct 17
BWI
Baltimore
AUS
Austin
$277 Roundtrip, just found
$277
Roundtrip
just found
Select American Airlines flight, departing Wed, Oct 14 from Baltimore to Austin, returning Sat, Oct 17, priced at $277 just found
United
Sat, Aug 22 - Sat, Aug 29
BWI
Baltimore
AUS
Austin
$277 Roundtrip, found 3 hours ago
$277
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Aug 22 from Baltimore to Austin, returning Sat, Aug 29, priced at $277 found 3 hours ago

Alternative airports near Austin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Austin-Bergstrom Intl. AUS. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $596
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $596

Find the cheapest month to fly from Baltimore (BWI) to Austin (AUS)

February is typically the cheapest month to fly

From $96 - $292 per traveler.

What you need to know for your flight from Baltimore Washington Intl. Thurgood Marshall to Austin-Bergstrom Intl.

Baltimore (BWI) to Austin (AUS) at a glance

Travel between Baltimore (BWI) and Austin (AUS) with a range of airlines offering various options for this domestic short-haul route. Whether you prefer full-service or budget carriers, you can compare flights to discover the best fit for your schedule and budget while planning your visit to Austin's renowned attractions and neighborhoods. Here, you'll find essential details for flights from Baltimore Washington International Thurgood Marshall Airport to Austin-Bergstrom International Airport.

  • Fastest flight duration: around 3h 45m non-stop
  • Route distance: roughly 1,300 miles (2,090 km)
  • Flights per week: around 30+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $100–$430, depending on seasonality and how far ahead you book

Flights from Baltimore Washington International Thurgood Marshall Airport (BWI) to Austin-Bergstrom International Airport (AUS)

According to the latest traveler bookings, here are the top airlines favored by those flying from Baltimore to Austin, with options for both non-stop and one-stop flights. Common layover points include Hartsfield-Jackson Atlanta International Airport (ATL) with an approximate 1 hour and 15-minute layover, Charlotte-Douglas International Airport (CLT) at around 1 hour, and Dallas-Fort Worth International Airport (DFW) also offering about a 1-hour layover. These choices allow you to balance price, travel time, and cabin class for your ideal itinerary.

  • Southwest Airlines: Known for its budget-friendly options, this low-cost airline provides both non-stop and one-stop flights. One-way fares generally fall between $125 and $510, capturing about 36% of departures on this route, with a typical direct flight duration of 3 hours and 45 minutes.
  • Delta: As a full-service airline, Delta offers one-stop flights with one-way ticket prices typically ranging from $110 to $315. It accounts for around 26% of departures on this route, featuring a flight time of 4 hours and 45 minutes, plus a total journey duration of about 6 hours, including layover time.
  • American Airlines: This full-service carrier provides one-stop service with one-way fares usually between $110 and $370. It represents approximately 24% of departures on this route, allowing for an in-flight duration of 4 hours and 45 minutes and a total travel time close to 6 hours when factoring in layovers.
  • Frontier Airlines: A budget-friendly option, Frontier Airlines offers one-stop services with one-way fares typically ranging from $100 to $215. This airline accounts for about 8% of departures on this route, with an in-flight time of 4 hours and 45 minutes and an overall journey time of roughly 6 hours, including layovers.
  • United: Providing one-stop services, United is a full-service airline with one-way fares generally between $125 and $365. It makes up around 7% of departures on this route, featuring an in-flight duration of 4 hours and 45 minutes, and a total travel time of approximately 6 hours, including layover periods.

Best time to fly from Baltimore (BWI) to Austin (AUS)

The most popular months for travelers flying from Baltimore to Austin are March, April, and October, when peak temperatures in Austin reach up to 70.7°F in October. If you prefer quieter travel, consider September, the least busy time to visit with temperatures around 80.4°F and typically the lowest average one-way fare (around $189). Flight availability peaks in October, with approximately 49 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 26 flights per week.

  • Cheapest time to fly: September usually offers good deals with average one-way fare around $189, roughly 14% cheaper than the yearly average.
  • Another budget-friendly time to fly: August typically offers an average one-way fare of around $206.
  • Most flight options: October has the highest number of flights from Baltimore to Austin, with approximately 49 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January51.1°F (10.6°C)Average26$221
February53.8°F (12.1°C)Average27$213
March61.7°F (16.5°C)Moderately High31$245
April68.0°F (20.0°C)Moderately High29$253
May75.0°F (23.9°C)Moderately Low30$233
June82.2°F (27.9°C)Average45$214
July85.1°F (29.5°C)Average41$209
August86.5°F (30.3°C)Moderately Low36$206
September80.4°F (26.9°C)Moderately Low35$189
October70.7°F (21.5°C)Moderately High49$213
November59.9°F (15.5°C)Average40$228
December53.6°F (12.0°C)Average37$231

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Baltimore (BWI) to Austin (AUS)

  • Baltimore to San Antonio (BWI-SAT): San Antonio International Airport (SAT) lies approximately 67 miles from Austin-Bergstrom International Airport (AUS). One-way economy fares for this route generally range between $85 and $470, influenced by the season and advance booking. Travelers can choose from both non-stop and one-stop flights, with common layover points at Hartsfield-Jackson Atlanta International Airport (ATL) and Charlotte-Douglas International Airport (CLT). Major airlines operating on this route include low-cost Southwest Airlines and American Airlines. Additionally, business and first-class service is offered on this route.
  • Washington to Austin (DCA-AUS): Ronald Reagan Washington National Airport (DCA) is located about 30 miles from Baltimore Washington International Thurgood Marshall Airport (BWI). One-way economy fares typically range from $100 to $510, depending on the booking period and season. This route also provides both non-stop and one-stop service, with popular layover locations at Dallas-Fort Worth International Airport (DFW) and Denver International Airport (DEN). Southwest Airlines and American Airlines are the leading carriers on this route, and first-class service is available as well.

How to find the best prices for flights from Baltimore (BWI) to Austin (AUS)

Getting some of the best deals on flights from Baltimore to Austin is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are generally available when booking at least two months in advance, although most travelers tend to book 2-8 weeks ahead. Afternoon departures between 12 p.m. and 6 p.m. often offer lower prices, while morning flights from 5 a.m. to 12 p.m. are more popular. Additionally, Thursday is both the most popular travel day and offers better prices.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Austin-Bergstrom International Airport from Baltimore Washington International Thurgood Marshall Airport

Austin welcomes travelers from Baltimore with a range of transport options based on price, convenience, and proximity. Here's how to reach Austin efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Austin, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Austin-Bergstrom International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Austin-Bergstrom International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Austin-Bergstrom International Airport, Plaza Saltillo Station (a metro station) is located about 7.7 miles away by car, while Austin Seaport (a seaport) is situated approximately 8.8 miles away by car, making both accessible for travelers seeking public transport or sea journeys.

Frequently asked questions

How much does a flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) cost?
You can find cheap one-way flights from $129 and cheap return flights from $257 Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) with Expedia. One-way flights usually range from $171 to $1061, and return flights typically cost between $343 and $1579. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
August is the cheapest month to fly from Baltimore (BWI) to Austin (AUS), with average round-trip fares around $332. This price is about 17% lower than the average throughout the year, as travel demand tends to dip during the late summer. Other budget-friendly months include January and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Enter BWI to AUS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Southwest Airlines is one of the cheapest airlines offering nonstop flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to Austin-Bergstrom Intl. (AUS), with round-trip tickets starting from around $197. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
To find a cheap flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The best airline to fly with from Baltimore, MD (BWI) to Austin, TX (AUS) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from Baltimore to Austin, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
For flights from Baltimore (BWI) to Austin (AUS), the best months to fly are August and September, with average return flight prices around $332. These months are popular for travelers seeking good weather and vibrant events in Austin, making them an excellent choice for your journey.*Prices based on flights available on Expedia in the last year.
How many flights per day from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
You can find approximately 3 nonstop flights per day from Baltimore Washington Intl. Thurgood Marshall (BWI) to Austin-Bergstrom Intl. (AUS). For more options, look at flights that include layovers.
What is the earliest flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The earliest flight from Baltimore (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin (AUS-Austin-Bergstrom Intl.) typically departs at around 5:00 AM, operated by American Airlines. This seasonal service is active in December, providing an early option for travelers looking to reach Austin. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The most popular departure times for flights from Baltimore (BWI) to Austin (AUS) are from 6am to 9am. This time window accounts for around 35% of total traffic. Southwest Airlines, Delta, and American Airlines are among the carriers that operate during this busy morning period, making it a great time to start your day.
How long does it take to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Flying nonstop from BWI to AUS takes around 3 hours 50 minutes, with the route covering approximately 1,340 miles. Flights with a layover typically take 2 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
First class is available on flights from BWI to AUS. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • Spirit Airlines
  • United Airlines

How do I earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight with Expedia?
It's easy to earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Austin from Baltimore Washington Intl. Thurgood Marshall (BWI)?
If you're planning to travel to Austin from Baltimore Washington Intl. Thurgood Marshall (BWI), you can fly into Austin-Bergstrom Intl. (AUS) Some flights may connect through major hubs like O'Hare Intl. (ORD), Seattle - Tacoma Intl. (SEA), Evers Intl. (JAN) before reaching Austin. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) at the last minute?
Typically, booking a last minute flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight and hotel package?
Securing a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) Austin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
If you booked your Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$257
Distance
1339 mi
Average flight time
2 hours 44 mins

Book with confidence

Baltimore to Austin Flights

The cheapest times to fly from Baltimore to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Austin are during the month of October. You can find some of the cheapest flights from Baltimore to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Austin

Sunday is one of the best days to book for cheap flights from Baltimore to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Baltimore to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Austin in 2026. You can also book with separate airlines for your outbound and return journeys, from $129 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Baltimore to Austin Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia