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Washington, D.C.

$116+ Cheap flights from Galveston, TX to Washington, D.C. (WAS)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — WAS
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheapflights Tip: The best prices from Galveston to Washington, D.C. are usually found in October or January, booked 72 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap flight deals from Galveston to Washington, D.C.

Cheapest flights from Galveston to Washington, D.C.
Explore the most affordable flight options available from Galveston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This Southwest deal was found by Cheapflights users on 7/20. 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.
Sat 9/51:35 pm
HOU
-
BWI
Nonstop3h 05m
Southwest
Tue 9/155:40 pm
BWI
-
HOU
Nonstop3h 15m
Southwest
Deal found 7/20$221
This Southwest deal was found by Cheapflights users on 7/21. 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.
Mon 9/1410:00 am
HOU
-
BWI
1 stop4h 40m
Southwest
Wed 9/162:00 pm
BWI
-
HOU
Nonstop3h 10m
Southwest
Deal found 7/21$227
This Southwest deal was found by Cheapflights users on 7/20. 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.
Sat 8/227:25 am
HOU
-
BWI
Nonstop3h 00m
Southwest
Sat 8/291:00 pm
BWI
-
HOU
1 stop7h 00m
Southwest
Deal found 7/20$230
This Southwest deal was found by Cheapflights users on 7/22. 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.
Sat 8/155:00 am
HOU
-
BWI
Nonstop3h 00m
Southwest
Sat 8/294:55 pm
BWI
-
HOU
Nonstop3h 15m
Southwest
Deal found 7/22$231
This Southwest deal was found by Cheapflights users on 7/19. 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.
Thu 8/1310:00 am
HOU
-
BWI
1 stop4h 40m
Southwest
Mon 8/174:30 pm
BWI
-
HOU
1 stop4h 35m
Southwest
Deal found 7/19$232
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 8/156:40 am
HOU
-
BWI
2 stops6h 45m
Southwest
Tue 8/182:00 pm
BWI
-
HOU
Nonstop3h 10m
Southwest
Deal found 7/21$236
This Southwest deal was found by Cheapflights users on 7/22. 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.
Sat 8/225:00 am
HOU
-
BWI
Nonstop3h 00m
Southwest
Mon 8/244:30 pm
BWI
-
HOU
1 stop4h 35m
Southwest
Deal found 7/22$237
This Delta deal was found by Cheapflights users on 7/19. 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 8/105:20 pm
HOU
-
BWI
1 stop5h 09m
Delta
Mon 8/178:18 am
BWI
-
HOU
1 stop4h 58m
Delta
Deal found 7/19$241
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 8/2010:00 am
HOU
-
BWI
1 stop4h 40m
Southwest
Thu 8/2710:00 am
BWI
-
HOU
1 stop5h 00m
Southwest
Deal found 7/21$242
This Southwest deal was found by Cheapflights users on 7/22. 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.
Sun 9/61:55 pm
HOU
-
DCA
1 stop6h 20m
Southwest
Thu 9/176:50 am
DCA
-
HOU
Nonstop3h 15m
Southwest
Deal found 7/22$265
This Southwest deal was found by Cheapflights users on 7/23. 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.
Thu 8/137:05 am
HOU
-
DCA
Nonstop2h 55m
Southwest
Mon 8/176:40 pm
DCA
-
HOU
Nonstop3h 10m
Southwest
Deal found 7/23$268
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 9/54:55 pm
HOU
-
DCA
Nonstop3h 00m
Southwest
Sun 9/66:05 am
DCA
-
HOU
Nonstop3h 10m
Southwest
Deal found 7/21$269

Find flight deals from Galveston to Washington, D.C.

Keep the following information in mind while searching for Galveston to Washington, D.C. flight deals. Data was last updated July 23, 2026.

Round-trip from

$221
(Southwest)

One-way from

$116
(Southwest)

Popular in

June

Cheapest in

October

Average price

$383
From Galveston to Washington, D.C. (WAS)
Search Deals
One-way flight from Galveston to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Galveston to Washington, D.C. 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 23, 2026.
Use the filters below to find and compare flights from Galveston to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Mon 10/19

9:35 pm-1:30 am

Nonstop2h 55m

Baltimore/Washington

Wed 10/21

9:45 am-12:00 pm

Nonstop3h 15m

$221

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Sat 8/15

5:00 am-9:00 am

Nonstop3h 00m

Baltimore/Washington

Wed 8/19

9:10 am-1:50 pm

1 stop5h 40m

$231

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Tue 9/1

6:00 am-1:05 pm

1 stop6h 05m

Baltimore/Washington

Wed 9/9

8:15 am-1:18 pm

1 stop6h 03m

$241

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Wed 8/26

7:20 am-2:50 pm

2 stops6h 30m

Baltimore/Washington

Mon 8/31

4:30 pm-8:05 pm

1 stop4h 35m

$242

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Thu 8/20

10:05 am-2:10 pm

Nonstop3h 05m

Baltimore/Washington

Thu 8/27

10:10 am-12:15 pm

Nonstop3h 05m

$250

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Tue 9/22

6:00 am-12:56 pm

1 stop5h 56m

Baltimore/Washington

Tue 9/29

8:15 am-1:18 pm

1 stop6h 03m

$251

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Sat 8/22

10:25 am-6:15 pm

1 stop6h 50m

Baltimore/Washington

Mon 8/24

5:35 pm-10:40 pm

2 stops6h 05m

$256
Quickest round-trip

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Thu 8/13

7:05 am-11:00 am

Nonstop2h 55m

Washington, D.C. Reagan-National

Mon 8/17

6:40 pm-8:50 pm

Nonstop3h 10m

$268

HoustonBaltimore

HOU - BWI

HOUBWI

Houston Hobby

Wed 9/16

10:35 am-4:40 pm

1 stop5h 05m

Baltimore/Washington

Sat 9/19

8:15 am-1:45 pm

2 stops6h 30m

$275

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Tue 8/18

11:25 am-6:25 pm

2 stops6h 00m

Washington, D.C. Reagan-National

Tue 8/25

11:40 am-3:10 pm

1 stop4h 30m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from Galveston to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Galveston 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 Galveston to Washington, D.C.

What is the cheapest time of day to fly from G4L to WAS?

Find hourly flight availability from Galveston to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 14% on flights from Galveston to Washington, D.C. by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Galveston to Washington, D.C.?

Airfare is below average for this route at the moment.
Galveston to Washington, D.C. flights typically cost between $253 and $380 in September.
The cheapest round-trip price found within the last 5 days was $221 on Southwest (Sep 5-Sep 15).

What is the cheapest day to fly from Galveston to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Galveston to Washington, D.C.. Price data was last updated on July 18, 2026.

Travelers seeking maximum savings on their Galveston to Washington, D.C. flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated July 23, 2026.
Read through reviews of airlines operating flights from Galveston to Washington, D.C., such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
United Airlines
7.4
Good
10,024 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
American Airlines
7.1
Good
11,832 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Frontier
5.6
Fair
2,770 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Related info for your journey

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

  • How long is the flight from Galveston to Washington, D.C.?

    Southwest and Delta can get you from Galveston to Washington, D.C. in just under 2h 55m. Your travel time can differ by up to 3h 10m. Airlines will cover a distance of 1244 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Galveston to Washington, D.C. one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $59. However, be on the lookout for offers from United Airlines and Southwest, as they are both options that can get you from Galveston to Washington, D.C. for a low price.

  • What are the most popular routes from Galveston to Washington, D.C.?

    When deciding which route to take from Galveston to Washington, D.C. consider Houston Hobby - Baltimore/Washington, Houston Hobby - Washington, D.C. Dulles Intl or Houston Hobby - Washington, D.C. Reagan-National as they are the most popular.

  • Can I find deals for flights from Galveston to Washington, D.C. that include hotel bookings?

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

  • How can I find direct flights from Galveston to Washington, D.C.?

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

  • Can I find deals for business class flights from Galveston to Washington, D.C.?

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

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Tysons
Arlington
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Clinton
Hunt Valley
Cordova
Woodbridge
Largo

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Galveston to Washington, D.C.

Discover the top 4 airlines that operate flights from Galveston to Washington, D.C.. 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$81Average$259FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$148Average$449FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$176Average$395FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$457FlexibilityNo cancel feeOn-time63%

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