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$264 Cheap Flights from Tri-Cities (TRI) to Baltimore (BWI)

View $264 flight on Tue, Oct 27, 2026Opens in a new window

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore Washington Intl. Airport (BWI)

Cheap Flights from Tri-Cities to Baltimore (TRI-BWI)

Prices were available within the past 7 days and start at $264 for one-way flights and $299 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 28 - Sat, Oct 31
TRI
Tri-Cities
BWI
Baltimore
$299 Roundtrip, just found
$299
Roundtrip
just found
Select American Airlines flight, departing Wed, Oct 28 from Tri-Cities to Baltimore, returning Sat, Oct 31, priced at $299 just found
American Airlines
Wed, Dec 16 - Thu, Dec 31
TRI
Tri-Cities
BWI
Baltimore
$314 Roundtrip, found 1 day ago
$314
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 16 from Tri-Cities to Baltimore, returning Thu, Dec 31, priced at $314 found 1 day ago
Delta
Thu, Oct 22 - Mon, Oct 26
TRI
Tri-Cities
BWI
Baltimore
$319 Roundtrip, found 11 hours ago
$319
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Oct 22 from Tri-Cities to Baltimore, returning Mon, Oct 26, priced at $319 found 11 hours ago
American Airlines
Wed, Oct 28 - Sat, Oct 31
TRI
Tri-Cities
BWI
Baltimore
$333 Roundtrip, just found
$333
Roundtrip
just found
Select American Airlines flight, departing Wed, Oct 28 from Tri-Cities to Baltimore, returning Sat, Oct 31, priced at $333 just found
Delta
Wed, Oct 28 - Sat, Oct 31
TRI
Tri-Cities
BWI
Baltimore
$337 Roundtrip, just found
$337
Roundtrip
just found
Select Delta flight, departing Wed, Oct 28 from Tri-Cities to Baltimore, returning Sat, Oct 31, priced at $337 just found
Delta
Fri, Nov 13 - Sun, Nov 15
TRI
Tri-Cities
BWI
Baltimore
$347 Roundtrip, found 1 hour ago
$347
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Nov 13 from Tri-Cities to Baltimore, returning Sun, Nov 15, priced at $347 found 1 hour ago
American Airlines
Wed, Dec 16 - Thu, Dec 31
TRI
Tri-Cities
BWI
Baltimore
$348 Roundtrip, found 1 day ago
$348
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 16 from Tri-Cities to Baltimore, returning Thu, Dec 31, priced at $348 found 1 day ago
American Airlines
Wed, Sep 23 - Wed, Sep 30
TRI
Tri-Cities
BWI
Baltimore
$349 Roundtrip, just found
$349
Roundtrip
just found
Select American Airlines flight, departing Wed, Sep 23 from Tri-Cities to Baltimore, returning Wed, Sep 30, priced at $349 just found
American Airlines
Fri, Nov 20 - Mon, Nov 23
TRI
Tri-Cities
BWI
Baltimore
$353 Roundtrip, found 1 day ago
$353
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Nov 20 from Tri-Cities to Baltimore, returning Mon, Nov 23, priced at $353 found 1 day ago
Delta
Thu, Oct 22 - Mon, Oct 26
TRI
Tri-Cities
BWI
Baltimore
$354 Roundtrip, found 11 hours ago
$354
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Oct 22 from Tri-Cities to Baltimore, returning Mon, Oct 26, priced at $354 found 11 hours ago

Alternative airports near Baltimore

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

Select flight to Ronald Reagan Washington National DCA. Cheapest option available. Average driving time to city center is 57 minutes. Flights from $314
DCA
Ronald Reagan Washington National
Cheapest
Average driving time to city center57 min
Flights from $314

What you need to know for your flight from Tri-Cities Regional to Baltimore Washington Intl. Thurgood Marshall

Tri-Cities (TRI) to Baltimore (BWI) at a glance

Travel between Tri-Cities (TRI) and Baltimore (BWI) with a selection of airlines offering convenient short-haul flights. Compare a range of options from full-service carriers to find the best itinerary that aligns with your budget, schedule, and travel plans, all while you prepare to explore Baltimore's iconic attractions and vibrant neighborhoods. Get ready to uncover essential flight details for your journey from Tri-Cities Regional Airport (TRI) to Baltimore Washington International Thurgood Marshall Airport (BWI).

  • Fastest flight duration: around 3 hours in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 350 miles (565 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $140–$410, depending on seasonality and how far ahead you book

Flights from Tri-Cities Regional Airport (TRI) to Baltimore Washington International Thurgood Marshall Airport (BWI)

Based on the latest traveler bookings, here are the top airlines flying from Tri-Cities to Baltimore, favored for their one-stop services. Popular layover options include Charlotte-Douglas International Airport (CLT) with an approximate layover of 1 hour and 15 minutes, and Hartsfield-Jackson Atlanta International Airport (ATL) with about a 1 hour and 30 minutes layover. These choices allow you to mix and match price, total travel time, and cabin class for the ideal itinerary.

  • American Airlines: This full-service airline provides one-stop flights, covering about 54% of departures on this route. One-way ticket prices generally fall between $145 and $410. Expect an in-flight duration of 3 hours, with the overall travel time, including a layover, being approximately 4 hours and 15 minutes.
  • Delta: A full-service carrier that also offers one-stop service, Delta represents roughly 46% of departures on this route. One-way fares usually range from $145 to $410. The flight time is around 3 hours, and the total journey time, factoring in a layover, is about 4 hours and 15 minutes.

Alternative route from Tri-Cities (TRI) to Baltimore (BWI)

  • Tri-Cities to Washington (TRI-DCA): Ronald Reagan Washington National Airport (DCA) lies approximately 30 miles from Baltimore Washington International Thurgood Marshall Airport (BWI). On this route, one-way economy prices generally fall between $135 and $575, influenced by the time of year and advance booking. Most flights are one-stop, with common layover points being Charlotte-Douglas International Airport (CLT) and Hartsfield-Jackson Atlanta International Airport (ATL). Major airlines operating this route include American Airlines and Delta.

How to find the best prices for flights from Tri-Cities (TRI) to Baltimore (BWI)

Getting some of the best deals on flights from Tri-Cities to Baltimore 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 usually available when booking 2-8 weeks in advance, though most travelers tend to book within 2 weeks. Afternoon departures, from 12 PM to 6 PM, not only offer lower fares but are also the most popular flight times. Additionally, flying on Wednesday generally provides cheaper prices, while Friday remains the most popular travel day.
  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 Baltimore Washington International Thurgood Marshall Airport from Tri-Cities Regional Airport

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

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Baltimore, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Baltimore Washington International Thurgood Marshall Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Baltimore Washington International Thurgood Marshall 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 Baltimore Washington International Thurgood Marshall Airport, BWI Thurgood Marshall Airport Metro Station (a metro station) is located about 0.3 miles away on foot, while Baltimore-Washington International Airport Station (a train station) is situated approximately 1.7 miles from the airport and is best reached by car.

Frequently asked questions

How much does a flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) cost?
You can find cheap one-way flights from $264 and cheap return flights from $299 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) with Expedia. One-way flights usually range from $174 to $684, and return flights typically cost between $306 and $1181. 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The cheapest month to fly from TRI to BWI is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Enter TRI to BWI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
American Airlines is one of the cheapest airlines offering connecting flights from Tri-Cities Regional (TRI) to Baltimore Washington Intl. Thurgood Marshall (BWI), with round-trip tickets starting from around $567 with a layover in Charlotte-Douglas Intl. (CLT). 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
To find a cheap flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall), 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 time to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from TRI to BWI. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The most popular departure times for flights from Tri-Cities Regional (TRI) to Baltimore Washington Intl. Thurgood Marshall (BWI) are in the early morning, from 6am to 9am. About 31% of passengers choose this time window. Major carriers like American Airlines and Delta operate flights during this period. This timing is favored because it lets you arrive in Baltimore with a full day ahead of you.
How long does it take to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Flying from TRI to BWI with a connection usually takes about 4 hours 20 minutes, traveling roughly 364 miles. 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
First class seats are offered on the TRI to BWI route with Delta Air Lines.
How do I earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight with Expedia?
It's easy to earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) 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 Baltimore from Tri-Cities Regional (TRI)?
From Tri-Cities Regional (TRI), you can fly into Baltimore Washington Intl. Thurgood Marshall (BWI) to reach Baltimore. Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Charlotte-Douglas Intl. (CLT) before reaching Baltimore. 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) at the last minute?
Typically, booking a last minute flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight and hotel package?
Securing a Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) Baltimore 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
If you booked your Tri-Cities, TN (TRI-Tri-Cities Regional) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) 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
Tri-Cities Regional
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
American Airlines, Delta
Roundtrip price
$298
Distance
364 mi

Book with confidence

Tri-Cities to Baltimore Flights

The cheapest times to fly from Tri-Cities to Baltimore

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 Tri-Cities to Baltimore are during the month of October. You can find some of the cheapest flights from Tri-Cities to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tri-Cities to Baltimore

Sunday is one of the best days to book for cheap flights from Tri-Cities to Baltimore: 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 Tri-Cities to Baltimore

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 Tri-Cities to Baltimore in 2026. You can also book with separate airlines for your outbound and return journeys, from $264 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 Tri-Cities to Baltimore 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 Tri-Cities to Baltimore 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.

 

Tri-Cities to Baltimore Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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