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Cheap flights from Washington, D.C. to Houston from $57

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Houston departing on 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Frontier Logo
11:14 am - 1:54 pmBWI-IAH
3h 40mnonstop
Frontier Logo
6:15 am - 10:19 amIAH-BWI
3h 04mnonstop
$99Frontier
Find Deal
jue., nov. 20 - dom., nov. 23
Spirit Airlines Logo
2:00 pm - 7:44 amBWI-IAH
18h 44m1 stop
Spirit Airlines Logo
5:40 am - 9:36 amIAH-BWI
2h 56mnonstop
$100Spirit Airlines
Find Deal
mar., nov. 4 - jue., nov. 20
Spirit Airlines Logo
8:30 pm - 11:08 pmBWI-IAH
3h 38mnonstop
Spirit Airlines Logo
10:41 am - 6:52 pmIAH-BWI
7h 11m1 stop
$101Spirit Airlines
Find Deal
jue., dic. 4 - sáb., dic. 6
Multiple Airlines Logo
11:14 am - 1:54 pmBWI-IAH
3h 40mnonstop
Multiple Airlines Logo
5:40 am - 9:36 amIAH-BWI
2h 56mnonstop
$102Multiple Airlines
Find Deal
jue., nov. 20 - mié., nov. 26
Multiple Airlines Logo
4:55 pm - 9:48 pmBWI-IAH
5h 53m1 stop
Multiple Airlines Logo
11:52 am - 3:50 pmIAH-BWI
2h 58mnonstop
$105Multiple Airlines
Find Deal
sáb., nov. 8 - mar., nov. 18
Spirit Airlines Logo
6:24 pm - 9:05 pmBWI-IAH
3h 41mnonstop
Spirit Airlines Logo
5:40 am - 9:36 amIAH-BWI
2h 56mnonstop
$107Spirit Airlines
Find Deal
lun., nov. 17 - mié., nov. 26
Multiple Airlines Logo
11:14 am - 1:56 pmBWI-IAH
3h 42mnonstop
Multiple Airlines Logo
10:41 am - 6:52 pmIAH-BWI
7h 11m1 stop
$108Multiple Airlines
Find Deal
jue., dic. 11 - mié., dic. 17
Spirit Airlines Logo
6:24 pm - 9:05 pmBWI-IAH
3h 41mnonstop
Spirit Airlines Logo
6:30 am - 10:24 amIAH-BWI
2h 54mnonstop
$110Spirit Airlines
Find Deal
mié., nov. 5 - mié., nov. 19
Frontier Logo
11:14 am - 1:56 pmBWI-IAH
3h 42mnonstop
Frontier Logo
7:10 am - 2:06 pmIAH-BWI
5h 56m1 stop
$113Frontier
Find Deal
jue., dic. 11 - lun., dic. 15
United Airlines Logo
8:15 am - 11:09 amDCA-IAH
3h 54mnonstop
United Airlines Logo
7:30 am - 11:29 amIAH-DCA
2h 59mnonstop
$271United Airlines
Find Deal
jue., dic. 25 - jue., ene. 1

Spirit Airlines flights from Washington, D.C. to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on Washington, D.C. to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
Nov 4
BWI2:00 pmBaltimore/Washington
18h 44m
1 stop
IAH7:44 amHouston George Bush Intcntl
Nov 20
IAH5:40 amHouston George Bush Intcntl
2h 56m
BWI9:36 amBaltimore/Washington
$100
Find similar
Spirit Airlines
Dec 4
BWI8:30 pmBaltimore/Washington
3h 38m
IAH11:08 pmHouston George Bush Intcntl
Dec 6
IAH10:41 amHouston George Bush Intcntl
7h 11m
1 stop
BWI6:52 pmBaltimore/Washington
$101
Find similar
Spirit Airlines
Nov 17
BWI6:24 pmBaltimore/Washington
3h 41m
IAH9:05 pmHouston George Bush Intcntl
Nov 26
IAH5:40 amHouston George Bush Intcntl
2h 56m
BWI9:36 amBaltimore/Washington
$107
Find similar

Frontier flights from Washington, D.C. to Houston George Bush Intcntl Airport

Our best Frontier deals on Washington, D.C. to Houston George Bush Intcntl Airport flight tickets
Frontier
Nov 20
BWI11:14 amBaltimore/Washington
3h 40m
IAH1:54 pmHouston George Bush Intcntl
Nov 23
IAH6:15 amHouston George Bush Intcntl
3h 04m
BWI10:19 amBaltimore/Washington
$99
Find similar
Frontier
Dec 11
BWI11:14 amBaltimore/Washington
3h 42m
IAH1:56 pmHouston George Bush Intcntl
Dec 15
IAH7:10 amHouston George Bush Intcntl
5h 56m
1 stop
BWI2:06 pmBaltimore/Washington
$113
Find similar
Frontier
Dec 4
BWI11:14 amBaltimore/Washington
3h 42m
IAH1:56 pmHouston George Bush Intcntl
Dec 7
IAH8:07 pmHouston George Bush Intcntl
10h 35m
1 stop
BWI7:42 amBaltimore/Washington
$114
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated octubre 20, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

jue. 11/20

11:14 am-1:54 pm

Nonstop3h 40m

Houston George Bush Intcntl

dom. 11/23

6:15 am-10:19 am

Nonstop3h 04m

$99

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

mar. 11/4

2:00 pm-7:44 am

1 stop18h 44m

Houston George Bush Intcntl

jue. 11/20

5:40 am-9:36 am

Nonstop2h 56m

$100

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

jue. 12/4

8:30 pm-11:08 pm

Nonstop3h 38m

Houston George Bush Intcntl

sáb. 12/6

10:41 am-6:52 pm

1 stop7h 11m

$101

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

jue. 11/20

11:14 am-1:54 pm

Nonstop3h 40m

Houston George Bush Intcntl

mié. 11/26

5:40 am-9:36 am

Nonstop2h 56m

$102

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

sáb. 11/8

4:55 pm-9:48 pm

1 stop5h 53m

Houston George Bush Intcntl

mar. 11/18

11:52 am-3:50 pm

Nonstop2h 58m

$105

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

lun. 11/17

6:24 pm-9:05 pm

Nonstop3h 41m

Houston George Bush Intcntl

mié. 11/26

5:40 am-9:36 am

Nonstop2h 56m

$107

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

jue. 12/11

11:14 am-1:56 pm

Nonstop3h 42m

Houston George Bush Intcntl

mié. 12/17

10:41 am-6:52 pm

1 stop7h 11m

$108

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

mié. 11/5

6:24 pm-9:05 pm

Nonstop3h 41m

Houston George Bush Intcntl

mié. 11/19

6:30 am-10:24 am

Nonstop2h 54m

$110

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

jue. 12/11

11:14 am-1:56 pm

Nonstop3h 42m

Houston George Bush Intcntl

lun. 12/15

7:10 am-2:06 pm

1 stop5h 56m

$113

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

jue. 12/25

8:15 am-11:09 am

Nonstop3h 54m

Houston George Bush Intcntl

jue. 1/1

7:30 am-11:29 am

Nonstop2h 59m

$271

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Washington, D.C. to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Washington, D.C., with most prices found around $211. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Washington, D.C. during the month August is also very affordable. Most momondo users find prices during this month for around $243.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Washington, D.C. to Houston George Bush Intcntl Airport is on a Friday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Friday will often find tickets for as low as $487. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $536.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Washington, D.C. to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $398. Try not to purchase tickets in the afternoon because they tend to be around $652. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington, D.C. to Houston George Bush Intcntl flight route?

Fly from Baltimore/Washington to Houston George Bush Intcntl for the best Washington, D.C. - Houston George Bush Intcntl flight prices

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $357 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Washington, D.C. for as low as $303 on momondo.

What cabin class options are available on Washington, D.C. to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to Houston George Bush Intcntl Airport flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Houston George Bush Intcntl Airport.

How have Washington, D.C. to Houston George Bush Intcntl Airport flight prices changed over time?

As of October 2025, prices for Washington, D.C. to Houston George Bush Intcntl Airport flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Houston George Bush Intcntl Airport (WAS to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Houston George Bush Intcntl Airport

Best Price Found

$109

Fastest flight time

3h 12m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Washington, D.C. in the past 72 hours is $109. The best round-trip flight deal from Washington, D.C. to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $136.
The fastest flight from Washington, D.C. to Houston George Bush Intcntl Airport takes 3h 12m
Direct flights go from Washington, D.C. to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is Washington, D.C. to Houston George Bush Intcntl by plane?

    A flight from Washington, D.C. to Houston George Bush Intcntl will travel around 1207.3 mi. By plane, this route typically takes 3h 24m.

  • When did momondo last update prices for flights from Washington, D.C. to Houston George Bush Intcntl Airport?

    Prices for flights from Washington, D.C. to Houston George Bush Intcntl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Washington, D.C. to Houston George Bush Intcntl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Washington, D.C. to Houston George Bush Intcntl Airport?

Best airlines flying from Washington, D.C. to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Washington, D.C. to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $91Free CancellationRating
6.3
8,095 reviews
Search Spirit Airlines flights
FrontierPriceFrom $92Free CancellationRating
5.8
3,130 reviews
Search Frontier flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,024 reviews
Search American Airlines flights
United AirlinesPriceFrom $199Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
DeltaPriceFrom $228Free CancellationRating
7.9
7,978 reviews
Search Delta flights

  • United Airlines Flights From Washington, D.C. to Houston George Bush Intcntl Airport

    United Airlines operates around 97 flights from Washington, D.C. to Houston George Bush Intcntl Airport every week. The average price of these flights found in the last 72 hours has been $378, but momondo users have found United Airlines deals from Washington, D.C. to Houston George Bush Intcntl Airport from as low as $199 round-trip. United Airlines has been scored 7.4/10 in 8,991 reviews.

  • American Airlines Flights From Washington, D.C. to Houston George Bush Intcntl Airport

    Across 11,024 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Washington, D.C. to Houston George Bush Intcntl Airport about 19 times each week, with ticket deals ranging from $196 to $391. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Houston?

Finding the right flight to Houston from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Houston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Houston from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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