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$85+ Cheap flights from Washington to Baltimore (BWI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
Mar 19 — Mar 261
Thu 3/19
Thu 3/26
1 adult, Economy
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Cheap flight deals from Washington to Baltimore

Cheapest flights from Washington to Baltimore
Explore the most affordable flight options available from Washington to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 17, 2026.

This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/911:59 pm
SEA
-
BWI
1 stop8h 20m
American Airlines
Wed 3/117:03 pm
BWI
-
SEA
1 stop8h 52m
American Airlines
Deal found 2/13$179
This Southwest deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:20 am
SEA
-
BWI
1 stop11h 30m
Southwest
Mon 5/46:30 pm
BWI
-
SEA
1 stop9h 25m
Southwest
Deal found 2/13$184
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:00 am
SEA
-
BWI
1 stop7h 49m
Delta
Tue 4/75:40 am
BWI
-
SEA
1 stop7h 53m
Delta
Deal found 2/13$197
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/111:44 pm
SEA
-
BWI
1 stop7h 14m
American Airlines
Tue 3/176:37 pm
BWI
-
SEA
1 stop8h 47m
American Airlines
Deal found 2/16$198
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:00 pm
SEA
-
BWI
1 stop8h 47m
Delta
Mon 3/96:59 pm
BWI
-
SEA
1 stop7h 39m
Delta
Deal found 2/16$207
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:40 pm
SEA
-
BWI
1 stop8h 39m
United Airlines
Tue 8/186:15 am
BWI
-
SEA
1 stop9h 09m
United Airlines
Deal found 2/15$214
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:33 pm
SEA
-
BWI
1 stop8h 38m
American Airlines
Mon 4/277:17 pm
BWI
-
SEA
1 stop8h 27m
American Airlines
Deal found 2/16$217
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:45 pm
PDX
-
BWI
1 stop8h 37m
Delta
Tue 3/32:58 pm
BWI
-
PDX
1 stop8h 32m
Delta
Deal found 2/16$217
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:59 pm
SEA
-
BWI
1 stop7h 23m
Delta
Mon 5/47:22 pm
BWI
-
SEA
1 stop7h 32m
Delta
Deal found 2/15$218
This Southwest deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:55 pm
SEA
-
BWI
1 stop6h 35m
Southwest
Mon 4/67:05 pm
BWI
-
SEA
1 stop8h 25m
Southwest
Deal found 2/13$219
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:00 am
PDX
-
BWI
1 stop9h 27m
American Airlines
Sat 4/185:39 am
BWI
-
PDX
1 stop11h 45m
American Airlines
Deal found 2/14$224
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/912:59 am
SEA
-
BWI
1 stop10h 33m
American Airlines
Wed 3/117:03 pm
BWI
-
SEA
1 stop8h 52m
American Airlines
Deal found 2/13$228

Find flight deals from Washington to Baltimore

Keep the following information in mind while searching for Washington to Baltimore flight deals. Data was last updated February 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$85
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$388
Provider with most accurate pricing for Seattle/Tacoma Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Washington, D.C. (WAS) flights.
Search Deals
From Washington to Baltimore/Washington
Search Deals
One-way flight from Washington to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 17, 2026.
Use the filters below to find and compare flights from Washington to Baltimore that are best for you.

Fly from

Washington

Fly to

Baltimore

Route

Depart

Return

Price

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 5/13

10:35 pm-9:18 am

1 stop7h 43m

Baltimore/Washington

Wed 6/3

7:15 pm-11:39 pm

1 stop7h 24m

$197

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 3/31

6:00 am-4:49 pm

1 stop7h 49m

Baltimore/Washington

Tue 4/7

5:40 am-10:33 am

1 stop7h 53m

$197

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Mon 3/2

11:25 am-11:30 pm

1 stop9h 05m

Baltimore/Washington

Wed 3/4

5:10 pm-10:15 pm

1 stop8h 05m

$217

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Thu 4/30

11:59 pm-10:22 am

1 stop7h 23m

Baltimore/Washington

Sun 5/3

6:08 am-10:55 am

1 stop7h 47m

$218

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 4/1

11:55 pm-9:30 am

1 stop6h 35m

Baltimore/Washington

Tue 4/14

10:15 am-5:45 pm

1 stop10h 30m

$219

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 4/21

11:45 pm-11:50 am

2 stops9h 05m

Baltimore/Washington

Fri 5/1

6:30 pm-12:55 am

1 stop9h 25m

$224

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Thu 2/26

1:32 pm-11:44 pm

1 stop7h 12m

Baltimore/Washington

Mon 3/2

4:45 pm-10:08 pm

1 stop8h 23m

$247

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Thu 4/30

11:55 pm-10:04 am

1 stop7h 09m

Baltimore/Washington

Mon 5/4

6:45 pm-11:50 pm

1 stop8h 05m

$249

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Sat 4/11

11:59 pm-10:02 am

1 stop7h 03m

Baltimore/Washington

Fri 4/17

6:45 pm-11:58 pm

1 stop8h 13m

$249

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Mon 4/27

7:14 pm-10:02 am

2 stops11h 48m

Baltimore/Washington

Tue 5/5

6:05 am-12:35 pm

1 stop9h 30m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Baltimore

What is the cheapest month to book a flight from State of Washington to Baltimore?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Baltimore (average of $91). Flying from State of Washington to Baltimore in November is currently the most expensive (average of $209). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to BWI?

Find hourly flight availability from Washington to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 17, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Baltimore as you normally would.

Weekly flight availability from State of Washington to Baltimore

Explore weekly flight availability from Washington to Baltimore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 17, 2026.

The most flights from USWA to BWI are scheduled on a Monday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Washington to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Baltimore from Washington?

    Located just 8.5 mi from the city center, Baltimore/Washington (BWI) is the airport most travelers will use when flying to Baltimore from Washington.

  • How popular is this State of Washington to Baltimore flight route?

    Within the past month, 18 users have taken a look at flights from Washington to Baltimore/Washington.

  • How long is the flight from State of Washington to Baltimore?

    For as low as $249, Delta can have you in Baltimore from State of Washington in 7h 09m. The distance from State of Washington to Baltimore is about 2351 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from State of Washington to Baltimore one-way?

    One-way options have recently been found by users for as low as $89 on American Airlines. Other airlines that offer cheap prices include Delta from $98 and Frontier from $100 one-way.

  • What are the most popular routes from State of Washington to Baltimore?

    The most popular route from State of Washington to Baltimore is Seattle/Tacoma Intl - Baltimore/Washington. You may also consider Portland - Baltimore/Washington or Spokane - Baltimore/Washington.

  • What are the most reliable airlines from State of Washington to Baltimore?

    The top 3 most reliable airlines when flying from State of Washington to Baltimore are Alaska Airlines (83%), Hawaiian Airlines (83%) and Air Tahiti Nui (83%).

  • What are the cheapest flights from State of Washington to Baltimore?

    While on average a flight from State of Washington to Baltimore is generally $753, our data shows the cheapest flight currently is $148. When looking at the most popular route, (Seattle/Tacoma Intl - Baltimore/Washington), you can expect to pay $197 for that flight.

  • Can I find deals for flights from Washington to Baltimore that include hotel bookings?

    Yes. In addition to deals on Washington to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Baltimore.

  • Can I find deals for business class flights from Washington to Baltimore?

    Yes. Cheapflights offers flight deals from Washington to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Baltimore?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Baltimore (average of $91). Flying from State of Washington to Baltimore in November is currently the most expensive (average of $209). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Washington to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Washington to Baltimore

Discover the top 7 airlines that operate flights from Washington to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$103Average$369FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$139Average$230FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$143Average$395FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$178Average$281FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$218Average$467FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$226Average$478FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$256Average$579FlexibilityNo cancel feeOn-time75%

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