$133+ Cheap flights from Houston to District of Columbia
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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — IAD
Aug 2 — Aug 91
Round-trip
1 adult, Economy
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Cheapest flights from Houston to District of ColumbiaExplore the most affordable flight options available from Houston to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
Explore the most affordable flight options available from Houston to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
This Delta deal was found by Cheapflights users on 6/28. 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 8/195:20 am
IAH
- DCA
1 stop5h 08m
Delta
Wed 8/264:00 pm
DCA
- IAH
1 stop4h 54m
Delta
Deal found 6/28![Delta logo]()
$269
This Frontier deal was found by Cheapflights users on 6/28. 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.
Fri 9/411:32 am
IAH
- IAD
1 stop10h 20m
Frontier
Mon 9/78:39 pm
IAD
- IAH
1 stop11h 41m
Frontier
Deal found 6/28![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 6/28. 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.
Thu 9/1010:15 pm
IAH
- DCA
1 stop13h 34m
Frontier
Fri 9/116:00 pm
DCA
- IAH
1 stop7h 09m
Frontier
Deal found 6/28![Frontier logo]()
$274
This Super.com deal was found by Cheapflights users on 6/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:14 pm
IAH
- DCA
1 stop21h 45m
Frontier
Tue 7/286:00 pm
DCA
- IAH
1 stop7h 40m
Frontier
Deal found 6/28![Frontier logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:02 pm
IAH
- IAD
1 stop19h 38m
Frontier
Wed 7/2212:28 pm
IAD
- IAH
2 stops11h 11m
Frontier
Deal found 6/28![Frontier logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:53 am
IAH
- IAD
1 stop5h 21m
Frontier
Fri 7/318:33 pm
IAD
- IAH
1 stop11h 47m
Frontier
Deal found 6/29![Frontier logo]()
$277
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/2811:09 am
IAH
- DCA
Nonstop3h 10m
American Airlines
Tue 8/41:59 pm
DCA
- IAH
Nonstop3h 23m
American Airlines
Deal found 6/28![American Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/128:43 pm
IAH
- IAD
1 stop10h 37m
Frontier
Sun 8/28:33 pm
IAD
- IAH
1 stop11h 47m
Frontier
Deal found 6/28![Frontier logo]()
$278
This Expedia deal was found by Cheapflights users on 6/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:58 am
IAH
- DCA
1 stop10h 01m
Multiple Airlines
Tue 8/47:00 am
DCA
- IAH
1 stop18h 40m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 6/28. 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 8/52:05 pm
HOU
- DCA
Nonstop3h 00m
Southwest
Wed 8/1911:40 am
DCA
- HOU
1 stop4h 30m
Southwest
Deal found 6/28![Southwest logo]()
$279
This CheapOair deal was found by Cheapflights users on 6/28. 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 7/1411:55 am
IAH
- DCA
1 stop10h 04m
Multiple Airlines
Tue 7/217:00 am
DCA
- IAH
1 stop28h 34m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 8/1110:59 am
IAH
- DCA
1 stop8h 00m
American Airlines
Tue 8/258:20 am
DCA
- IAH
Nonstop3h 24m
American Airlines
Deal found 6/28![American Airlines logo]()
$283
Best flights from Houston to District of ColumbiaDiscover carefully curated flight deals from Houston to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
Discover carefully curated flight deals from Houston to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
This JetBlue deal was found by Cheapflights users on 6/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:53 am
IAH
- DCA
1 stop10h 06m
JetBlue
Mon 8/2411:00 am
DCA
- IAH
1 stop6h 39m
JetBlue
Deal found 6/30![JetBlue logo]()
$296
This Southwest deal was found by Cheapflights users on 6/28. 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 9/1611:25 am
HOU
- DCA
2 stops6h 00m
Southwest
Sat 9/1912:45 pm
DCA
- HOU
1 stop7h 10m
Southwest
Deal found 6/28![Southwest logo]()
$298
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:25 pm
HOU
- DCA
1 stop6h 16m
Delta
Sat 9/196:30 pm
DCA
- HOU
1 stop5h 10m
Delta
Deal found 6/30![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:45 pm
IAH
- IAD
Nonstop3h 11m
United Airlines
Thu 8/2010:29 pm
IAD
- IAH
Nonstop3h 16m
United Airlines
Deal found 7/1![United Airlines logo]()
$317
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am
IAH
- DCA
Nonstop3h 10m
American Airlines
Thu 9/108:26 am
DCA
- IAH
1 stop5h 51m
American Airlines
Deal found 6/30![American Airlines logo]()
$435
This Southwest deal was found by Cheapflights users on 6/28. 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.
Tue 7/281:55 pm
HOU
- DCA
Nonstop3h 05m
Southwest
Tue 8/45:40 pm
DCA
- HOU
Nonstop3h 15m
Southwest
Deal found 6/28![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/156:00 am
HOU
- IAD
1 stop6h 43m
Delta
Mon 8/176:00 am
IAD
- HOU
1 stop4h 50m
Delta
Deal found 7/1![Delta logo]()
$303
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:25 am
HOU
- DCA
1 stop5h 50m
Southwest
Mon 8/173:35 pm
DCA
- HOU
1 stop5h 25m
Southwest
Deal found 6/30![Southwest logo]()
$303
This Delta deal was found by Cheapflights users on 6/29. 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 9/165:35 pm
HOU
- IAD
1 stop6h 05m
Delta
Mon 9/216:00 am
IAD
- HOU
1 stop5h 01m
Delta
Deal found 6/29![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:55 pm
IAH
- DCA
Nonstop3h 10m
United Airlines
Wed 8/127:22 pm
DCA
- IAH
Nonstop3h 19m
United Airlines
Deal found 7/2![United Airlines logo]()
$339
This JetBlue deal was found by Cheapflights users on 6/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:58 am
IAH
- DCA
1 stop10h 01m
JetBlue
Sun 7/196:00 am
DCA
- IAH
1 stop6h 47m
JetBlue
Deal found 6/29![JetBlue logo]()
$341
This Delta deal was found by Cheapflights users on 6/28. 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.
Sat 8/15:35 pm
HOU
- IAD
1 stop6h 06m
Delta
Mon 8/35:47 pm
IAD
- HOU
1 stop5h 18m
Delta
Deal found 6/28![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:20 am
IAH
- IAD
Nonstop3h 08m
United Airlines
Tue 9/2210:29 pm
IAD
- IAH
Nonstop3h 16m
United Airlines
Deal found 7/3![United Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 7/1. 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 7/221:20 pm
HOU
- DCA
1 stop4h 35m
Southwest
Tue 7/2811:40 am
DCA
- HOU
2 stops6h 35m
Southwest
Deal found 7/1![Southwest logo]()
$332
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:48 pm
IAH
- IAD
Nonstop3h 11m
United Airlines
Sun 8/236:30 am
IAD
- IAH
Nonstop3h 14m
United Airlines
Deal found 7/3![United Airlines logo]()
$347
This JetBlue deal was found by Cheapflights users on 6/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:42 pm
IAH
- DCA
1 stop5h 51m
JetBlue
Mon 8/36:00 am
DCA
- IAH
1 stop6h 47m
JetBlue
Deal found 6/28![JetBlue logo]()
$393
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:40 am
HOU
- DCA
1 stop5h 50m
Delta
Tue 7/286:00 am
DCA
- HOU
1 stop4h 45m
Delta
Deal found 6/30![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:00 am
HOU
- DCA
Nonstop3h 05m
Southwest
Mon 9/76:50 am
DCA
- HOU
Nonstop3h 15m
Southwest
Deal found 6/29![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 6/28. 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.
Sat 12/54:10 pm
IAH
- IAD
1 stop7h 10m
Delta
Tue 12/86:00 am
IAD
- IAH
1 stop6h 06m
Delta
Deal found 6/28![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 6/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:50 pm
IAH
- DCA
Nonstop3h 09m
United Airlines
Thu 8/207:29 pm
DCA
- IAH
Nonstop3h 19m
United Airlines
Deal found 6/30![United Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 7/2. 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.
Thu 8/136:00 am
HOU
- IAD
1 stop4h 33m
Delta
Thu 8/2012:30 pm
IAD
- HOU
1 stop4h 55m
Delta
Deal found 7/2![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 7/1. 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 8/167:15 pm
HOU
- DCA
Nonstop3h 00m
Southwest
Sat 8/226:30 am
DCA
- HOU
Nonstop3h 05m
Southwest
Deal found 7/1![Southwest logo]()
$371
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:40 pm
IAH
- IAD
Nonstop3h 05m
United Airlines
Mon 9/145:55 pm
IAD
- IAH
Nonstop3h 23m
United Airlines
Deal found 7/2![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 7/2. 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 7/255:35 pm
HOU
- DCA
Nonstop3h 05m
Southwest
Sun 8/97:35 pm
DCA
- HOU
Nonstop3h 10m
Southwest
Deal found 7/2![Southwest logo]()
$376
This Delta deal was found by Cheapflights users on 7/1. 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 7/225:17 pm
HOU
- IAD
1 stop6h 24m
Delta
Tue 7/285:46 pm
IAD
- HOU
1 stop5h 05m
Delta
Deal found 7/1![Delta logo]()
$353
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:50 pm
IAH
- DCA
Nonstop3h 09m
United Airlines
Tue 7/2812:59 pm
DCA
- IAH
Nonstop3h 19m
United Airlines
Deal found 6/29![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 6/28. 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.
Thu 7/3012:55 pm
HOU
- IAD
1 stop4h 35m
Delta
Tue 8/45:47 pm
IAD
- HOU
1 stop5h 18m
Delta
Deal found 6/28![Delta logo]()
$367
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:55 am
IAH
- DCA
Nonstop3h 08m
United Airlines
Sun 7/266:00 am
DCA
- IAH
Nonstop3h 13m
United Airlines
Deal found 6/29![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 7/2. 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.
Sun 8/166:00 am
HOU
- DCA
1 stop4h 27m
Delta
Sat 8/224:00 pm
DCA
- HOU
1 stop6h 23m
Delta
Deal found 7/2![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:46 am
IAH
- DCA
Nonstop3h 10m
United Airlines
Thu 7/3012:59 pm
DCA
- IAH
Nonstop3h 19m
United Airlines
Deal found 7/2![United Airlines logo]()
$412
Last-minute flights from Houston to District of ColumbiaDiscover last-minute flight deals from Houston to District of Columbia. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to District of Columbia. Data last updated July 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/128:43 pm
IAH
- IAD
1 stop10h 37m
Frontier
Sun 8/28:33 pm
IAD
- IAH
1 stop11h 47m
Frontier
Deal found 6/28![Frontier logo]()
$278
This CheapOair deal was found by Cheapflights users on 6/28. 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 7/1411:55 am
IAH
- DCA
1 stop10h 04m
Multiple Airlines
Tue 7/217:00 am
DCA
- IAH
1 stop28h 34m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:53 am
IAH
- IAD
1 stop5h 21m
Frontier
Fri 7/318:33 pm
IAD
- IAH
1 stop11h 47m
Frontier
Deal found 6/29![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:02 pm
IAH
- IAD
1 stop19h 38m
Frontier
Wed 7/2212:28 pm
IAD
- IAH
2 stops11h 11m
Frontier
Deal found 6/28![Frontier logo]()
$276
This Super.com deal was found by Cheapflights users on 6/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:14 pm
IAH
- DCA
1 stop21h 45m
Frontier
Tue 7/286:00 pm
DCA
- IAH
1 stop7h 40m
Frontier
Deal found 6/28![Frontier logo]()
$276
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/2811:09 am
IAH
- DCA
Nonstop3h 10m
American Airlines
Tue 8/41:59 pm
DCA
- IAH
Nonstop3h 23m
American Airlines
Deal found 6/28![American Airlines logo]()
$278
This Expedia deal was found by Cheapflights users on 6/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:58 am
IAH
- DCA
1 stop10h 01m
Multiple Airlines
Tue 8/47:00 am
DCA
- IAH
1 stop18h 40m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:00 am
HOU
- DCA
Nonstop3h 00m
Southwest
Mon 8/36:10 pm
DCA
- HOU
Nonstop3h 25m
Southwest
Deal found 6/29![Southwest logo]()
$283
This Frontier deal was found by Cheapflights users on 6/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:30 am
IAH
- DCA
1 stop9h 29m
Frontier
Sun 8/91:59 pm
DCA
- IAH
1 stop11h 41m
Frontier
Deal found 6/29![Frontier logo]()
$274
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 8/1110:59 am
IAH
- DCA
1 stop8h 00m
American Airlines
Tue 8/258:20 am
DCA
- IAH
Nonstop3h 24m
American Airlines
Deal found 6/28![American Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 6/28. 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 8/195:20 am
IAH
- DCA
1 stop5h 08m
Delta
Wed 8/264:00 pm
DCA
- IAH
1 stop4h 54m
Delta
Deal found 6/28![Delta logo]()
$269
This Southwest deal was found by Cheapflights users on 6/28. 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.
Tue 8/252:05 pm
HOU
- DCA
Nonstop3h 00m
Southwest
Wed 8/2611:40 am
DCA
- HOU
1 stop4h 30m
Southwest
Deal found 6/28![Southwest logo]()
$279
One-way flights from Houston to District of ColumbiaSearch for one-way flight options from Houston to District of Columbia. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
Search for one-way flight options from Houston to District of Columbia. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
This Super.com deal was found by Cheapflights users on 6/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:14 pm
IAH
- DCA
1 stop17h 37m
Frontier
Deal found 6/30![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:02 pm
IAH
- IAD
2 stops22h 36m
Frontier
Deal found 6/30![Frontier logo]()
$133
This JetBlue deal was found by Cheapflights users on 6/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:58 am
IAH
- DCA
1 stop10h 01m
JetBlue
Deal found 6/30![JetBlue logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:03 pm
HOU
- IAD
1 stop19h 37m
Allegiant Air
Deal found 6/29![Allegiant Air logo]()
$134
This Frontier deal was found by Cheapflights users on 6/30. 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.
Mon 7/2710:53 am
IAH
- IAD
1 stop5h 21m
Frontier
Deal found 6/30![Frontier logo]()
$134
This Delta deal was found by Cheapflights users on 7/3. 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.
Sat 8/15:40 am
IAH
- DCA
1 stop4h 47m
Delta
Deal found 7/3![Delta logo]()
$135
This Delta deal was found by Cheapflights users on 6/29. 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 9/1611:00 am
HOU
- DCA
1 stop5h 28m
Delta
Deal found 6/29![Delta logo]()
$135
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 8/111:13 pm
HOU
- IAD
1 stop5h 52m
Delta
Deal found 7/1![Delta logo]()
$135
This Delta deal was found by Cheapflights users on 7/3. 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.
Tue 8/47:00 am
IAH
- IAD
1 stop6h 05m
Delta
Deal found 7/3![Delta logo]()
$135
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:14 pm
IAH
- DCA
1 stop26h 45m
Frontier
Deal found 7/2![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:03 pm
HOU
- IAD
1 stop19h 37m
Allegiant Air
Deal found 6/30![Allegiant Air logo]()
$136
This Super.com deal was found by Cheapflights users on 6/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:30 am
IAH
- DCA
1 stop9h 29m
Frontier
Deal found 6/30![Frontier logo]()
$137
Find flight deals from Houston to District of Columbia
Keep the following information in mind while searching for Houston to District of Columbia flight deals. Data was last updated July 3, 2026.
Round-trip from | $269 (Delta) |
|---|---|
One-way from | $133 (Super.com) |
Popular in | June |
Cheapest in | October |
Average price | $342 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2026.
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
Cheapest round-trip
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Fri 8/21
11:53 am-10:59 pm
1 stop10h 06m
Washington, D.C. Reagan-National
Mon 8/24
11:00 am-4:39 pm
1 stop6h 39m
$296
HoustonWashington, D.C.
HOU - DCA
HOUDCA
Houston Hobby
Wed 9/16
11:25 am-6:25 pm
2 stops6h 00m
Washington, D.C. Reagan-National
Sat 9/19
12:45 pm-6:55 pm
1 stop7h 10m
$298
HoustonWashington, D.C.
HOU - DCA
HOUDCA
Houston Hobby
Tue 7/28
1:55 pm-6:00 pm
Nonstop3h 05m
Washington, D.C. Reagan-National
Tue 8/4
5:40 pm-7:55 pm
Nonstop3h 15m
$302
HoustonWashington, D.C.
HOU - DCA
HOUDCA
Houston Hobby
Thu 9/17
2:25 pm-9:41 pm
1 stop6h 16m
Washington, D.C. Reagan-National
Sat 9/19
6:30 pm-10:40 pm
1 stop5h 10m
$303
HoustonWashington, D.C.
HOU - IAD
HOUIAD
Houston Hobby
Sat 8/15
6:00 am-1:43 pm
1 stop6h 43m
Washington, D.C. Dulles Intl
Mon 8/17
6:00 am-9:50 am
1 stop4h 50m
$303
HoustonWashington, D.C.
HOU - DCA
HOUDCA
Houston Hobby
Sat 8/15
8:25 am-3:15 pm
1 stop5h 50m
Washington, D.C. Reagan-National
Mon 8/17
3:35 pm-8:00 pm
1 stop5h 25m
$303
HoustonWashington, D.C.
HOU - IAD
HOUIAD
Houston Hobby
Wed 9/16
5:35 pm-12:40 am
1 stop6h 05m
Washington, D.C. Dulles Intl
Mon 9/21
6:00 am-10:01 am
1 stop5h 01m
$303
HoustonWashington, D.C.
HOU - IAD
HOUIAD
Houston Hobby
Sat 8/1
5:35 pm-12:41 am
1 stop6h 06m
Washington, D.C. Dulles Intl
Mon 8/3
5:47 pm-10:05 pm
1 stop5h 18m
$303
HoustonWashington, D.C.
IAH - IAD
IAHIAD
Houston George Bush Intcntl
Mon 8/17
4:45 pm-8:56 pm
Nonstop3h 11m
Washington, D.C. Dulles Intl
Thu 8/20
10:29 pm-12:45 am
Nonstop3h 16m
$317
HoustonWashington, D.C.
HOU - DCA
HOUDCA
Houston Hobby
Tue 7/21
10:40 am-5:30 pm
1 stop5h 50m
Washington, D.C. Reagan-National
Tue 7/28
6:00 am-9:45 am
1 stop4h 45m
$327
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Houston to District of Columbia
Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Houston with our price prediction graph.
IAH-DCA
IAH-IAD
HOU-DCA
HOU-IAD
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 Houston to District of Columbia
HO1-USDC
IAH-DCA
IAH-IAD
HOU-DCA
HOU-IAD
What is the cheapest month to book a flight from Houston to District of Columbia?
Currently, November is the cheapest month in which you can book a flight from Houston to District of Columbia (average of $38). Flying from Houston to District of Columbia in May is currently the most expensive (average of $789). 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 HOU to DC?
Find hourly flight availability from Houston to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2026.
One of the essential ways to save on airfare from Houston to District of Columbia is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 23% on airfare.
How much does it cost to fly round-trip from Houston to District of Columbia?
How far ahead should I book a flight from Houston to District of Columbia?
The best time to book flights from Houston to District of Columbia is 71 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Houston to District of Columbia?
Use this chart to determine the cheapest time to fly round-trip from Houston to District of Columbia. Price data was last updated on August 10, 2025.
Travelers seeking maximum savings on their Houston to District of Columbia 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 District of Columbia
Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated July 3, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican Airlines from Houston to District of Columbia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
7.9
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
7.9
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
7.9
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
7.9
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
7.9
Boarding
8.1
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
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Complete your trip
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Find flights from Houston to District of Columbia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and District of Columbia flights
Browse other Houston and District of Columbia flight options. Last updated on July 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Houston to District of Columbia flights
Consider these flights traveling from Houston to District of Columbia.
Top 4 airlines flying from Houston to District of Columbia
Discover the top 4 airlines that operate flights from Houston to District of Columbia. 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 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$257 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$148 | Average$445 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$176 | Average$390 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$191 | Average$451 | FlexibilityNo cancel fee | On-time63% |