How many flights depart from Houston to District of Columbia on average per week?

As of August 2026, 212 flights take off from Houston and land in District of Columbia each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.

What airlines fly to District of Columbia?

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to District of Columbia from Houston according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 5 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Houston to District of Columbia?

JetBlue, United Airlines, and Southwest are the most popular carriers operating from Houston to District of Columbia

How many flights depart from Houston to District of Columbia on average per day?

As of August 2026, there are 30 flights per day flying from Houston to District of Columbia. The most common time of day flights depart is 7:00AM, with 42% of flights taking off at noon.

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?

As of August 2026, there are 5 operators available to choose from 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.

$133 Cheap Flights from Houston to District of Columbia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to District of Columbia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:38 pm - 12:11 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

12h 33m1 stop Denver Intl

6:00 pm - 12:43 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 43m1 stop Denver Intl

$220Frontier

Thu, Sep 10 - Mon, Sep 14

8:25 am - 8:09 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 44m1 stop Fort Lauderdale

7:50 am - 7:26 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

12h 36m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham

$220Frontier

Wed, Sep 23 - Mon, Sep 28

4:42 pm - 11:33 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

5h 51m1 stop Fort Lauderdale

6:00 pm - 12:43 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 43m1 stop Denver Intl

$235Multiple Airlines

Sat, Sep 5 - Mon, Sep 14

6:25 am - 4:59 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

9h 34m1 stop Denver Intl

7:35 am - 3:47 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

9h 12m1 stop Fort Lauderdale

$235Multiple Airlines

Thu, Sep 10 - Sun, Sep 13

4:45 pm - 8:55 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 10mnonstop

12:57 pm - 3:17 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 20mnonstop

$297United Airlines

Sat, Sep 12 - Mon, Sep 14

11:55 am - 4:04 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

10:58 am - 1:18 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 20mnonstop

$297United Airlines

Wed, Sep 9 - Wed, Sep 16

8:35 am - 12:35 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

3h 00mnonstop

1:05 pm - 3:20 pmDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 15mnonstop

$297Southwest

Wed, Sep 30 - Mon, Oct 5

2:15 pm - 6:10 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

2h 55mnonstop

4:55 pm - 7:20 pmDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 25mnonstop

$297Southwest

Tue, Dec 1 - Sat, Dec 5

7:00 am - 11:09 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

7:38 pm - 10:14 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

$297American Airlines

Thu, Nov 12 - Tue, Nov 17

4:44 pm - 9:02 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 18mnonstop

7:45 pm - 10:18 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 33mnonstop

$297American Airlines

Thu, Oct 1 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

11:32 am - 10:52 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 20m1 stop Atlanta Hartsfield-Jackson

8:39 pm - 7:20 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

11h 41m1 stop Atlanta Hartsfield-Jackson

$320Frontier

Sun, Aug 23 - Sun, Aug 30

8:57 am - 10:07 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

24h 10m1 stop Orlando

6:09 pm - 3:24 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

22h 15m1 stop Fort Lauderdale

$320Frontier

Mon, Aug 24 - Sun, Aug 30

4:42 pm - 11:32 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

5h 50m1 stop Fort Lauderdale

1:59 pm - 9:19 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

8h 20m1 stop Denver Intl

$430Multiple Airlines

Mon, Aug 24 - Thu, Aug 27

10:04 pm - 12:51 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

13h 47m1 stop Denver Intl

3:20 pm - 10:59 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

8h 39m1 stop Fort Lauderdale

$436Multiple Airlines

Fri, Aug 21 - Mon, Aug 24

6:00 am - 2:02 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

7h 02m1 stop Dallas/Fort Worth

10:27 am - 3:24 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

5h 57m1 stop Charlotte Douglas

$493American Airlines

Tue, Aug 25 - Wed, Aug 26

4:21 pm - 10:52 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

5h 31m1 stop Dallas/Fort Worth

2:53 pm - 8:40 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

6h 47m1 stop Dallas/Fort Worth

$513American Airlines

Sun, Aug 23 - Tue, Aug 25

1:20 pm - 8:50 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

6h 30m1 stop Dallas Love Field

6:30 am - 8:35 amDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 05mnonstop

$525Southwest

Sat, Aug 22 - Sat, Aug 29

7:00 am - 2:05 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

6h 05m1 stop Chicago Midway

5:40 pm - 7:55 pmDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 15mnonstop

$525Southwest

Sat, Aug 22 - Wed, Aug 26

6:00 am - 2:05 pmHOU Houston Hobby-IAD Washington, D.C. Dulles Intl

7h 05m1 stop Atlanta Hartsfield-Jackson

12:30 pm - 4:25 pmIAD Washington, D.C. Dulles Intl-HOU Houston Hobby

4h 55m1 stop Atlanta Hartsfield-Jackson

$535Delta

Tue, Aug 25 - Tue, Sep 1

10:50 am - 4:42 pmHOU Houston Hobby-IAD Washington, D.C. Dulles Intl

4h 52m1 stop Atlanta Hartsfield-Jackson

8:28 am - 12:16 pmIAD Washington, D.C. Dulles Intl-HOU Houston Hobby

4h 48m1 stop Atlanta Hartsfield-Jackson

$535Delta

Tue, Aug 25 - Wed, Aug 26

Cheap direct flights

Enter your travel dates to find the best prices.

8:35 am - 12:35 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

3h 00mnonstop

1:05 pm - 3:20 pmDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 15mnonstop

$297Southwest

Wed, Sep 30 - Mon, Oct 5

2:15 pm - 6:10 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

2h 55mnonstop

4:55 pm - 7:20 pmDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 25mnonstop

$297Southwest

Tue, Dec 1 - Sat, Dec 5

7:50 pm - 11:55 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 05mnonstop

10:29 pm - 12:45 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 16mnonstop

$297United Airlines

Sat, Sep 5 - Tue, Sep 8

2:51 pm - 7:02 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 11mnonstop

10:18 pm - 12:30 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 12mnonstop

$297United Airlines

Wed, Oct 7 - Mon, Oct 12

7:00 am - 11:09 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

7:38 pm - 10:14 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

$297American Airlines

Thu, Nov 12 - Tue, Nov 17

4:44 pm - 9:02 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 18mnonstop

7:45 pm - 10:18 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 33mnonstop

$297American Airlines

Thu, Oct 1 - Mon, Oct 5

7:20 am - 11:29 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 09mnonstop

6:30 am - 8:44 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 14mnonstop

$297United Airlines

Sat, Sep 12 - Sat, Sep 19

2:05 pm - 6:05 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

3h 00mnonstop

5:40 pm - 8:00 pmDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 20mnonstop

$297Southwest

Tue, Sep 15 - Tue, Sep 22

7:01 am - 11:09 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 08mnonstop

5:42 pm - 8:20 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 38mnonstop

$297American Airlines

Tue, Dec 1 - Sat, Dec 5

6:20 pm - 10:20 pmHOU Houston Hobby-DCA Washington, D.C. Reagan-National

3h 00mnonstop

6:40 pm - 8:50 pmDCA Washington, D.C. Reagan-National-HOU Houston Hobby

3h 10mnonstop

$297Southwest

Tue, Sep 15 - Thu, Sep 17

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Delta flights from Houston to District of Columbia

Our best Delta deals on Houston to District of Columbia flight tickets

Delta

Nov 18

HOU6:00 amHouston Hobby

13h 12m

1 stop

IAD8:12 pmWashington, D.C. Dulles Intl

Nov 23

IAD6:00 amWashington, D.C. Dulles Intl

18h 13m

1 stop

HOU11:13 pmHouston Hobby

$307

Delta

Nov 26

HOU6:00 amHouston Hobby

8h 57m

1 stop

IAD3:57 pmWashington, D.C. Dulles Intl

Dec 2

IAD8:00 amWashington, D.C. Dulles Intl

7h 10m

1 stop

HOU2:10 pmHouston Hobby

$312

Delta

Sep 30

HOU11:00 amHouston Hobby

5h 11m

1 stop

IAD5:11 pmWashington, D.C. Dulles Intl

Oct 5

IAD5:12 pmWashington, D.C. Dulles Intl

6h 27m

1 stop

HOU10:39 pmHouston Hobby

$317

Frontier flights from Houston to District of Columbia

Our best Frontier deals on Houston to District of Columbia flight tickets

Frontier

Sep 23

IAH8:25 amHouston George Bush Intcntl

10h 44m

1 stop

IAD8:09 pmWashington, D.C. Dulles Intl

Sep 28

IAD7:50 amWashington, D.C. Dulles Intl

12h 36m

2 stops

IAH7:26 pmHouston George Bush Intcntl

$220

Frontier

Sep 7

IAH1:00 pmHouston George Bush Intcntl

20h 07m

1 stop

IAD10:07 amWashington, D.C. Dulles Intl

Sep 11

IAD9:04 pmWashington, D.C. Dulles Intl

11h 13m

1 stop

IAH7:17 amHouston George Bush Intcntl

$221

Frontier

Sep 11

IAH9:04 pmHouston George Bush Intcntl

20h 29m

2 stops

IAD6:33 pmWashington, D.C. Dulles Intl

Sep 14

IAD9:04 pmWashington, D.C. Dulles Intl

11h 13m

1 stop

IAH7:17 amHouston George Bush Intcntl

$222

momondo Fare Finder

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

Cheapest round-trip

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Thu 9/10

10:38 pm-12:11 pm

1 stop12h 33m

Washington, D.C. Reagan-National

Mon 9/14

6:00 pm-12:43 am

1 stop7h 43m

$220

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Wed 9/23

8:25 am-8:09 pm

1 stop10h 44m

Washington, D.C. Dulles Intl

Mon 9/28

7:50 am-7:26 pm

2 stops12h 36m

$220

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Sat 9/5

4:42 pm-11:33 pm

1 stop5h 51m

Washington, D.C. Reagan-National

Mon 9/14

6:00 pm-12:43 am

1 stop7h 43m

$235

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Thu 9/10

6:25 am-4:59 pm

1 stop9h 34m

Washington, D.C. Reagan-National

Sun 9/13

7:35 am-3:47 pm

1 stop9h 12m

$235

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Sat 9/12

4:45 pm-8:55 pm

Nonstop3h 10m

Washington, D.C. Reagan-National

Mon 9/14

12:57 pm-3:17 pm

Nonstop3h 20m

$297

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Wed 9/9

11:55 am-4:04 pm

Nonstop3h 09m

Washington, D.C. Reagan-National

Wed 9/16

10:58 am-1:18 pm

Nonstop3h 20m

$297

Quickest round-trip

HoustonWashington, D.C.

HOU Houston Hobby - DCA Washington, D.C. Reagan-National

HOUDCA

Houston Hobby

Wed 9/30

8:35 am-12:35 pm

Nonstop3h 00m

Washington, D.C. Reagan-National

Mon 10/5

1:05 pm-3:20 pm

Nonstop3h 15m

$297

HoustonWashington, D.C.

HOU Houston Hobby - DCA Washington, D.C. Reagan-National

HOUDCA

Houston Hobby

Tue 12/1

2:15 pm-6:10 pm

Nonstop2h 55m

Washington, D.C. Reagan-National

Sat 12/5

4:55 pm-7:20 pm

Nonstop3h 25m

$297

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Thu 11/12

7:00 am-11:09 am

Nonstop3h 09m

Washington, D.C. Reagan-National

Tue 11/17

7:38 pm-10:14 pm

Nonstop3h 36m

$297

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Thu 10/1

4:44 pm-9:02 pm

Nonstop3h 18m

Washington, D.C. Reagan-National

Mon 10/5

7:45 pm-10:18 pm

Nonstop3h 33m

$297

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to District of Columbia?

In general, October 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 $291. If you don’t want to visit District of Columbia in October, then you should wait until January to fly from Houston, when ticket prices are also cheap, with an average price of $314.

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 Saturday when prices can be found for as low as $423. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday 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 $648.

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

Flying to District of Columbia from Houston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $553 when looking at flights departing in the morning. Flights to District of Columbia are more costly in the evening, with an average ticket price of $694. Departure times in the evening 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

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

Best Price Found	$133
Fastest flight time	2h 45m
Direct flights	Every day
Airports in District of Columbia	2 airports

The best one-way flight to District of Columbia from Houston in the past 72 hours is $133. The best round-trip flight deal from Houston to District of Columbia found on momondo in the last 72 hours is $220.

The fastest flight from Houston to District of Columbia takes 2h 45m

Direct flights go from Houston to District of Columbia every day.

There are 2 airports in District of Columbia. From Houston there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).

Search flight deals

Frequently asked questions about flying from Houston to District of Columbia

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?
As of August 2026, there are 5 operators available to choose from 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
Frontier	PriceFrom $85	Free Cancellation	Rating 5.6 2,659 reviews	Search Frontier flights
United Airlines	PriceFrom $165	Free Cancellation	Rating 7.4 10,103 reviews	Search United Airlines flights
American Airlines	PriceFrom $186	Free Cancellation	Rating 7.1 11,968 reviews	Search American Airlines flights
Southwest	PriceFrom $197	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights
Delta	PriceFrom $232	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta 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.