$53 Cheap Flights from Baltimore (BWI) to Austin (AUS)

View $53 flight on Wed, Mar 4, 2026Opens in a new window

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

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Cheap Flights from Baltimore to Austin (BWI-AUS)

Prices were available within the past 7 days and start at $53 for one-way flights and $96 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Tue, Mar 3 - Wed, Mar 4
BWI
Baltimore
AUS
Austin
$96 Roundtrip, just found
$96
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Mar 3 from Baltimore to Austin, returning Wed, Mar 4, priced at $96 just found
Spirit Airlines
Mon, Feb 23 - Wed, Mar 4
BWI
Baltimore
AUS
Austin
$125 Roundtrip, found 4 hours ago
$125
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Mon, Feb 23 from Baltimore to Austin, returning Wed, Mar 4, priced at $125 found 4 hours ago
Spirit Airlines
Wed, Mar 4 - Sat, Mar 7
BWI
Baltimore
AUS
Austin
$127 Roundtrip, just found
$127
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Mar 4 from Baltimore to Austin, returning Sat, Mar 7, priced at $127 just found
Spirit Airlines
Tue, Mar 10 - Wed, Mar 25
BWI
Baltimore
AUS
Austin
$130 Roundtrip, found 5 days ago
$130
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Tue, Mar 10 from Baltimore to Austin, returning Wed, Mar 25, priced at $130 found 5 days ago
Spirit Airlines
Wed, Mar 4 - Wed, Mar 25
BWI
Baltimore
AUS
Austin
$133 Roundtrip, found 2 days ago
$133
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Wed, Mar 4 from Baltimore to Austin, returning Wed, Mar 25, priced at $133 found 2 days ago
Spirit Airlines
Wed, Mar 4 - Thu, Mar 5
BWI
Baltimore
AUS
Austin
$134 Roundtrip, just found
$134
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Mar 4 from Baltimore to Austin, returning Thu, Mar 5, priced at $134 just found
Frontier Airlines
Sat, Feb 28 - Wed, Mar 4
BWI
Baltimore
AUS
Austin
$165 Roundtrip, found 1 hour ago
$165
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Feb 28 from Baltimore to Austin, returning Wed, Mar 4, priced at $165 found 1 hour ago
American Airlines
Wed, Mar 25 - Thu, Mar 26
BWI
Baltimore
AUS
Austin
$217 Roundtrip, just found
$217
Roundtrip
just found
Select American Airlines flight, departing Wed, Mar 25 from Baltimore to Austin, returning Thu, Mar 26, priced at $217 just found
Delta
Wed, Jun 10 - Wed, Jun 24
BWI
Baltimore
AUS
Austin
$217 Roundtrip, found 6 days ago
$217
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jun 10 from Baltimore to Austin, returning Wed, Jun 24, priced at $217 found 6 days ago
United
Wed, Mar 4 - Thu, Mar 5
BWI
Baltimore
AUS
Austin
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Wed, Mar 4 from Baltimore to Austin, returning Thu, Mar 5, priced at $217 just found

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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 $209
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $209

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

February is typically the cheapest month to fly

From $119 - $364 per traveler.
Flights from Baltimore (BWI) to Austin (AUS)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$96
Distance
1339 mi
Average flight time
4 hours 48 mins

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 March. 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 $53 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.

 

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 $53 and cheap return flights from $96 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.

*Flight schedules are subject to change.

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*Available to One Key members.