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Cheap flights from Houston to District of Columbia from $73

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to District of Columbia departing on 12/15. 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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0 bags

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Cheap round-trip flights

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Frontier Logo
11:48 am - 9:59 pmIAH-DCA
9h 11m1 stop
Frontier Logo
2:00 pm - 11:38 pmDCA-IAH
10h 38m1 stop
$141Frontier
Find Deal
Fri, Nov 21 - Mon, Nov 24
Frontier Logo
8:08 pm - 7:45 amIAH-IAD
10h 37m1 stop
Frontier Logo
12:47 pm - 6:42 pmIAD-IAH
6h 55m1 stop
$141Frontier
Find Deal
Fri, Nov 21 - Mon, Nov 24
Multiple Airlines Logo
5:02 pm - 11:10 pmIAH-IAD
5h 08m1 stop
Multiple Airlines Logo
9:00 am - 9:18 amIAD-IAH
25h 18m2 stops
$154Multiple Airlines
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Thu, Dec 4 - Tue, Dec 9
Multiple Airlines Logo
8:30 pm - 2:29 pmIAH-IAD
16h 59m2 stops
Multiple Airlines Logo
5:45 am - 10:50 pmIAD-IAH
18h 05m1 stop
$168Multiple Airlines
Find Deal
Tue, Dec 9 - Sat, Dec 13
American Airlines Logo
7:00 am - 10:59 amIAH-DCA
2h 59mnonstop
American Airlines Logo
1:44 pm - 8:15 pmDCA-IAH
7h 31m1 stop
$222American Airlines
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Sun, Jan 25 - Sun, Jan 25
American Airlines Logo
6:16 am - 11:00 amIAH-DCA
27h 44m1 stop
American Airlines Logo
1:55 pm - 4:32 pmDCA-IAH
3h 37mnonstop
$289American Airlines
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Thu, Nov 27 - Fri, Nov 28
Southwest Logo
8:10 am - 12:05 pmHOU-DCA
2h 55mnonstop
Southwest Logo
6:45 pm - 9:20 pmDCA-HOU
3h 35mnonstop
$291Southwest
Find Deal
Wed, Dec 3 - Wed, Dec 10
Southwest Logo
8:45 am - 3:05 pmHOU-DCA
5h 20m1 stop
Southwest Logo
6:45 pm - 9:20 pmDCA-HOU
3h 35mnonstop
$297Southwest
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Wed, Dec 3 - Wed, Dec 10
Delta Logo
5:35 am - 8:34 pmHOU-DCA
13h 59m1 stop
Delta Logo
8:35 pm - 10:21 amDCA-HOU
14h 46m1 stop
$303Delta
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Wed, Jan 28 - Mon, Feb 2
Delta Logo
5:04 pm - 11:34 pmHOU-DCA
5h 30m1 stop
Delta Logo
8:35 pm - 10:21 amDCA-HOU
14h 46m1 stop
$307Delta
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Tue, Jan 27 - Mon, Feb 2

Frontier flights from Houston to District of Columbia

Our best Frontier deals on Houston to District of Columbia flight tickets
Frontier
Nov 21
IAH8:08 pmHouston George Bush Intcntl
10h 37m
1 stop
IAD7:45 amWashington, D.C. Dulles Intl
Nov 24
IAD12:47 pmWashington, D.C. Dulles Intl
6h 55m
1 stop
IAH6:42 pmHouston George Bush Intcntl
$141
Find similar
Frontier
Nov 17
IAH6:10 amHouston George Bush Intcntl
9h 48m
1 stop
IAD4:58 pmWashington, D.C. Dulles Intl
Nov 24
IAD8:40 amWashington, D.C. Dulles Intl
9h 10m
1 stop
IAH4:50 pmHouston George Bush Intcntl
$142
Find similar
Frontier
Nov 21
IAH6:04 amHouston George Bush Intcntl
10h 42m
1 stop
IAD5:46 pmWashington, D.C. Dulles Intl
Nov 23
IAD8:44 amWashington, D.C. Dulles Intl
9h 35m
1 stop
IAH5:19 pmHouston George Bush Intcntl
$144
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American Airlines flights from Houston to District of Columbia

Our best American Airlines deals on Houston to District of Columbia flight tickets
American Airlines
Jan 25
IAH7:00 amHouston George Bush Intcntl
2h 59m
DCA10:59 amWashington, D.C. Reagan-National
Jan 25
DCA1:44 pmWashington, D.C. Reagan-National
7h 31m
1 stop
IAH8:15 pmHouston George Bush Intcntl
$222
Find similar
American Airlines
Nov 27
IAH6:16 amHouston George Bush Intcntl
27h 44m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
Nov 28
DCA1:55 pmWashington, D.C. Reagan-National
3h 37m
IAH4:32 pmHouston George Bush Intcntl
$289
Find similar
American Airlines
Dec 17
HOU10:08 amHouston Hobby
5h 06m
1 stop
IAD4:14 pmWashington, D.C. Dulles Intl
Dec 31
IAD6:05 amWashington, D.C. Dulles Intl
14h 40m
1 stop
HOU7:45 pmHouston Hobby
$334
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momondo Fare Finder

 
Customize your flight search to find flights from Houston to District of Columbia 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 November 4, 2025.
Use the filters below to find and compare flights from Houston to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 11/21

11:48 am-9:59 pm

1 stop9h 11m

Washington, D.C. Reagan-National

Mon 11/24

2:00 pm-11:38 pm

1 stop10h 38m

$141

HoustonWashington, D.C.

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Fri 11/21

8:08 pm-7:45 am

1 stop10h 37m

Washington, D.C. Dulles Intl

Mon 11/24

12:47 pm-6:42 pm

1 stop6h 55m

$141

HoustonWashington, D.C.

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Thu 12/4

5:02 pm-11:10 pm

1 stop5h 08m

Washington, D.C. Dulles Intl

Tue 12/9

9:00 am-9:18 am

2 stops25h 18m

$154

HoustonWashington, D.C.

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Tue 12/9

8:30 pm-2:29 pm

2 stops16h 59m

Washington, D.C. Dulles Intl

Sat 12/13

5:45 am-10:50 pm

1 stop18h 05m

$168

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sun 1/25

7:00 am-10:59 am

Nonstop2h 59m

Washington, D.C. Reagan-National

Sun 1/25

1:44 pm-8:15 pm

1 stop7h 31m

$222

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Thu 11/27

6:16 am-11:00 am

1 stop27h 44m

Washington, D.C. Reagan-National

Fri 11/28

1:55 pm-4:32 pm

Nonstop3h 37m

$289

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 12/3

8:10 am-12:05 pm

Nonstop2h 55m

Washington, D.C. Reagan-National

Wed 12/10

6:45 pm-9:20 pm

Nonstop3h 35m

$291

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 12/3

8:45 am-3:05 pm

1 stop5h 20m

Washington, D.C. Reagan-National

Wed 12/10

6:45 pm-9:20 pm

Nonstop3h 35m

$297

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 1/28

5:35 am-8:34 pm

1 stop13h 59m

Washington, D.C. Reagan-National

Mon 2/2

8:35 pm-10:21 am

1 stop14h 46m

$303

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Tue 1/27

5:04 pm-11:34 pm

1 stop5h 30m

Washington, D.C. Reagan-National

Mon 2/2

8:35 pm-10:21 am

1 stop14h 46m

$307

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 District of Columbia from

How to get the cheapest flight ticket from Houston to District of Columbia

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 District of Columbia?

In general, September is the cheapest month to fly from Houston to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $204. If you don’t want to visit District of Columbia in September, then you should wait until October to fly from Houston, when ticket prices are also cheap, with an average price of $222.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Tuesday when prices can be found for as low as $310. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Houston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $446.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Houston at noon is the least expensive time of day to depart. momondo users have found prices as low as $479 when looking at flights departing at noon. Flights to District of Columbia are more costly in the afternoon, with an average ticket price of $697. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Houston to District of Columbia flight route?

Fly from Houston George Bush Intcntl to Baltimore/Washington for the best Houston - District of Columbia flight prices

How far in advance should I book a flight to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $340 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Houston for as low as $280 on momondo.

What cabin class options are available on Houston to District of Columbia flights?

There are 4 cabin classes available to choose from on Houston to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to District of Columbia

Fastest flight time

2h 50m

Direct flights

Every day

Airports in District of Columbia

2 airports
The fastest flight from Houston to District of Columbia takes 2h 50m
Direct flights go from Houston to District of Columbia every day.
There are 2 airports near District of Columbia: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
Search flight deals

  • When did momondo last update prices for flights from Houston to District of Columbia?

    Prices for flights from Houston to District of Columbia are updated daily.

  • How many operators does momondo search for flights from Houston to District of Columbia?

  • How old do you have to be to fly from Houston to District of Columbia?

    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 Houston to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The required travel and health documents for your District of Columbia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to District of Columbia

Compare and see reviews for airlines that fly from Houston to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $54Free CancellationRating
6.3
8,113 reviews
Search Spirit Airlines flights
FrontierPriceFrom $72Free CancellationRating
5.8
3,116 reviews
Search Frontier flights
DeltaPriceFrom $144Free CancellationRating
7.9
8,002 reviews
Search Delta flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
United AirlinesPriceFrom $150Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $185Free CancellationRating
8.0
4,237 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to District of Columbia?

Finding the right flight to District of Columbia from Houston 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 District of Columbia quick and easy, saving you time and money.

Can I find flights from Houston to District of Columbia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to District of Columbia from Houston with this policy.

How can momondo help me find flights from Houston to District of Columbia?

momondo provides multiple filters to help you find the best flight to District of Columbia from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to District of Columbia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to District of Columbia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to District of Columbia and let you know when they change.

An easier way to manage your District of Columbia trip

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