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$98+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Washington to Baltimore

Keep the following information in mind while searching for Washington to Baltimore flight deals. Data was last updated July 31, 2025.

Round-trip from

$207
(Delta)

One-way from

$98
(Booking.com)

Popular in

December

Cheapest in

September

Average price

$381
From Washington to Baltimore/Washington
Search Deals
One-way flight from Washington to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 31, 2025.

This Delta deal was found by Cheapflights users on 7/29. 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.
Wed 9/245:45 pmSEA - BWI
1 stop9h 15mDelta
Sat 10/117:15 amBWI - SEA
1 stop8h 32mDelta
Deal found 7/29$207
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:44 amPDX - BWI
1 stop16h 39mSpirit Airlines
Fri 11/78:25 pmBWI - PDX
1 stop17h 24mSpirit Airlines
Deal found 7/29$210
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 8/305:35 amSEA - BWI
1 stop10h 02mAmerican Airlines
Sat 9/611:04 amBWI - SEA
2 stops11h 05mAmerican Airlines
Deal found 7/31$238
This SmartFares deal was found by Cheapflights users on 7/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:29 pmSEA - BWI
Nonstop5h 10mAlaska Airlines
Fri 9/197:37 pmBWI - SEA
Nonstop5h 50mAlaska Airlines
Deal found 7/29$251
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:44 amPDX - BWI
1 stop16h 39mMultiple Airlines
Sun 11/96:49 pmBWI - PDX
1 stop8h 27mMultiple Airlines
Deal found 7/29$251
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/259:06 pmGEG - BWI
1 stop17h 51mMultiple Airlines
Sun 9/288:16 amBWI - GEG
1 stop15h 00mMultiple Airlines
Deal found 7/31$252
This KAYAK deal was found by Cheapflights users on 7/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/179:29 pmSEA - BWI
Nonstop5h 10mHawaiian Airlines
Sun 9/217:00 amBWI - SEA
Nonstop5h 40mHawaiian Airlines
Deal found 7/29$253
This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:35 amPDX - BWI
1 stop6h 56mFrontier
Sat 8/165:26 pmBWI - PDX
1 stop8h 58mFrontier
Deal found 7/30$258
This Southwest deal was found by Cheapflights users on 7/31. 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 9/175:35 amSEA - BWI
2 stops8h 55mSouthwest
Sun 9/219:30 amBWI - SEA
Nonstop5h 45mSouthwest
Deal found 7/31$272
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/125:30 pmSEA - BWI
1 stop9h 35mMultiple Airlines
Thu 8/148:06 pmBWI - SEA
1 stop15h 28mMultiple Airlines
Deal found 7/29$274
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/77:48 pmSEA - BWI
1 stop17h 43mFrontier
Sat 8/165:26 pmBWI - SEA
1 stop9h 16mFrontier
Deal found 7/29$279
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:24 pmSEA - BWI
1 stop13h 59mSun Country Air
Mon 11/1012:20 pmBWI - SEA
1 stop7h 55mSun Country Air
Deal found 7/31$289

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 July 31, 2025.
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 9/24

5:45 pm-6:00 am

1 stop9h 15m

Baltimore/Washington

Sat 10/11

7:15 am-12:47 pm

1 stop8h 32m

$207

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Sun 9/7

12:07 pm-4:30 am

1 stop13h 23m

Baltimore/Washington

Tue 9/9

8:15 am-7:04 pm

1 stop13h 49m

$212

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Sat 8/30

5:35 am-6:37 pm

1 stop10h 02m

Baltimore/Washington

Sat 9/6

11:04 am-7:09 pm

2 stops11h 05m

$238

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Fri 9/12

9:29 pm-5:39 am

Nonstop5h 10m

Baltimore/Washington

Fri 9/19

7:37 pm-10:27 pm

Nonstop5h 50m

$251

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 8/13

6:35 am-4:31 pm

1 stop6h 56m

Baltimore/Washington

Mon 8/18

6:30 am-6:57 pm

1 stop15h 27m

$251

SpokaneBaltimore

GEG - BWI

GEGBWI

Spokane

Thu 9/25

9:06 pm-5:57 pm

1 stop17h 51m

Baltimore/Washington

Sun 9/28

8:16 am-8:16 pm

1 stop15h 00m

$252

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 9/17

9:29 pm-5:39 am

Nonstop5h 10m

Baltimore/Washington

Sun 9/21

7:00 am-9:40 am

Nonstop5h 40m

$253

PortlandBaltimore

PDX - BWI

PDXBWI

Portland

Wed 8/13

6:35 am-4:31 pm

1 stop6h 56m

Baltimore/Washington

Sat 8/16

5:26 pm-11:24 pm

1 stop8h 58m

$258

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Wed 9/17

5:35 am-5:30 pm

2 stops8h 55m

Baltimore/Washington

Sun 9/21

9:30 am-12:15 pm

Nonstop5h 45m

$272

SeattleBaltimore

SEA - BWI

SEABWI

Seattle/Tacoma Intl

Tue 8/12

5:30 pm-6:05 am

1 stop9h 35m

Baltimore/Washington

Thu 8/14

8:06 pm-8:34 am

1 stop15h 28m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 57 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, August is the cheapest month in which you can book a flight from State of Washington to Baltimore (average of $241). Flying from State of Washington to Baltimore in March is currently the most expensive (average of $290). 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 July 31, 2025.

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 July 31, 2025.

The most flights from USWA to BWI are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Washington to Baltimore. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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, 17 users have taken a look at flights from Washington to Baltimore/Washington.

  • 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 $98 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $118 and Southwest from $138 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 Southwest (88%), Alaska Airlines (75%) and Hawaiian Airlines (75%).

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

    While on average a flight from State of Washington to Baltimore is generally $328, our data shows the cheapest flight currently is $133. When looking at the most popular route, (Seattle/Tacoma Intl - Baltimore/Washington), you can expect to pay $207 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, August is the cheapest month in which you can book a flight from State of Washington to Baltimore (average of $241). Flying from State of Washington to Baltimore in March is currently the most expensive (average of $290). 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.

See more FAQs

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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 8 airlines flying from Washington to Baltimore

Discover the top 8 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$139Average$194FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$178Average$276FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$188Average$431FlexibilityNo cancel feeOn-time85%
DeltaCheapest$204Average$459FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$362FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$210Average$581FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$262Average$495FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$286Average$446FlexibilityNo cancel feeOn-time63%

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