Flights from Houston Airport (IAH) to Dulles International Airport Airport (IAD)

We've found the cheapest flights to Washington

Returns from £213.75

One-way from £106.48

Flights from George Bush Intercontinental to Washington Dulles International are operated by 8 airliners including United Express, Air China, Emirates, Swiss, Brussels Airlines, Avianca, Air New Zealand and United Airlines. The flight from George Bush Intercontinental to Washington Dulles International is approximately 1,913 Kilometers which is 1,189 Miles. You should expect a flight time of around 3 Hours 4 Minutes.

The exact cost of the flight we vary quite significantly base on the dates you travel, the time of day you will depart and how long in advance you pre book the flights. To obtain the best prices for Washington Dulles International flights than book well in advance. We advise all our viewers to book well in advance. This way you will get the low priced tickets available.

The time zone at Washington Dulles International is different from George Bush Intercontinental, so please be aware of this when making travel arrangements.

The table below displays the numbers of daily flights from George Bush Intercontinental (IAH) to Washington Dulles International (IAD) and the relevant airlines that fly.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines445555401:1521:10VIEW FLIGHTS
Air New Zealand444455007:3022:30VIEW FLIGHTS
Avianca222222007:3017:05VIEW FLIGHTS
Swiss111111012:1112:15VIEW FLIGHTS
Brussels Airlines111111012:1112:15VIEW FLIGHTS
Emirates000111018:3222:30VIEW FLIGHTS
Air China010001007:4507:45VIEW FLIGHTS
United Express001000006:5506:55VIEW FLIGHTS

Most people choose to fly with United Airlines. They offer the largest number of flights so they have times which are most likely to suite you. The flights they offer will go by the flight numbers UA1333, UA1549, UA1788 and UA2065 with times between 01:15 and 21:10.

If you would like to find out more information on availably, flight times or if you would like to book your flight, you can visit United Airlines direct at united.com.

The flight time for the selected route vary based on the month you will travel, but below we has summarised the most common times they will fly. We recommend you only take these times as guidance and check with appropriate airline for the exact times for the date you depart.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
07:45
AirlineFlight  No
United AirlinesUA1549
Air New ZealandNZ6630
AviancaAV2131
12:15
AirlineFlight  No
United AirlinesUA2366
Air New ZealandNZ6631
Brussels AirlinesSN8894
SwissLX3357
16:40
AirlineFlight  No
United AirlinesUA1788
Air New ZealandNZ6633
AviancaAV2297
18:05
AirlineFlight  No
United AirlinesUA2157
Air New ZealandNZ6632
VIEW FLIGHTS
Tuesday
07:45
AirlineFlight  No
Air ChinaCA7390
United AirlinesUA1549
Air New ZealandNZ6630
AviancaAV2131
12:15
AirlineFlight  No
United AirlinesUA2366
Air New ZealandNZ6631
Brussels AirlinesSN8894
SwissLX3357
16:40
AirlineFlight  No
United AirlinesUA1788
Air New ZealandNZ6633
AviancaAV2297
18:05
AirlineFlight  No
United AirlinesUA2157
Air New ZealandNZ6632
VIEW FLIGHTS
Wednesday
06:55
AirlineFlight  No
United ExpressUA3262
07:45
AirlineFlight  No
United AirlinesUA1549
Air New ZealandNZ6630
AviancaAV2131
12:15
AirlineFlight  No
United AirlinesUA2366
Air New ZealandNZ6631
Brussels AirlinesSN8894
SwissLX3357
16:40
AirlineFlight  No
United AirlinesUA1788
Air New ZealandNZ6633
AviancaAV2297
18:05
AirlineFlight  No
United AirlinesUA2157
Air New ZealandNZ6632
21:10
AirlineFlight  No
United AirlinesUA3909
VIEW FLIGHTS
Thursday
01:15
AirlineFlight  No
United AirlinesUA3909
07:30
AirlineFlight  No
United AirlinesUA1549
Air New ZealandNZ6630
AviancaAV2131
12:11
AirlineFlight  No
United AirlinesUA2366
Air New ZealandNZ6631
Brussels AirlinesSN8894
SwissLX3357
17:05
AirlineFlight  No
United AirlinesUA1788
Air New ZealandNZ6633
AviancaAV2297
18:32
AirlineFlight  No
United AirlinesUA2065
22:30
AirlineFlight  No
Air New ZealandNZ6632
EmiratesEK6115
VIEW FLIGHTS
Friday
07:30
AirlineFlight  No
United AirlinesUA1549
Air New ZealandNZ6630
AviancaAV2131
12:11
AirlineFlight  No
United AirlinesUA2366
Air New ZealandNZ6631
Brussels AirlinesSN8894
SwissLX3357
17:05
AirlineFlight  No
United AirlinesUA1788
Air New ZealandNZ6633
AviancaAV2297
18:32
AirlineFlight  No
United AirlinesUA2065
Air New ZealandNZ6632
EmiratesEK6115
21:05
AirlineFlight  No
United AirlinesUA1333
Air New ZealandNZ6635
VIEW FLIGHTS
Saturday
01:03
AirlineFlight  No
United AirlinesUA1333
Air New ZealandNZ6635
07:30
AirlineFlight  No
Air ChinaCA7390
United AirlinesUA1549
Air New ZealandNZ6630
AviancaAV2131
12:11
AirlineFlight  No
United AirlinesUA2366
Air New ZealandNZ6631
Brussels AirlinesSN8894
SwissLX3357
17:05
AirlineFlight  No
United AirlinesUA1788
Air New ZealandNZ6633
AviancaAV2297
18:32
AirlineFlight  No
United AirlinesUA2065
22:30
AirlineFlight  No
Air New ZealandNZ6632
EmiratesEK6115
VIEW FLIGHTS
Sunday
07:30
AirlineFlight  No
United AirlinesUA1549
12:11
AirlineFlight  No
United AirlinesUA2366
17:05
AirlineFlight  No
United AirlinesUA1788
18:32
AirlineFlight  No
United AirlinesUA2065
VIEW FLIGHTS

Instead of flying from George Bush Intercontinental you could consider a few airports that are close by. Please see that table below of alternative routes.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Austin to Dulles 03 Hours 16 Minutes
Houston Sugar Land Regional to Dulles 03 Hours 7 Minutes
Shreveport Regional to Dulles 02 Hours 45 Minutes

Please remember to leave plenty of time to get though customers when you are departing form the airports. Flights regulations are getting very strict these days so getting through customs can take in excess of 1 hour in some cases.

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Flight Price FAQ - Houston (IAH) to Washington (IAD)

DIRECT United
What is the cheapest direct flight one way from Houston IAH to Washington IAD?
The cheapest direct flight one way from Houston IAH to Washington IAD is £106.48 ($134 €128.54)
£106.48
$134 | €128.54
Check Latest Price
DIRECT United
What is the cheapest direct return flight from Houston IAH to Washington IAD?
The cheapest direct return flight from Houston IAH to Washington IAD is £213.75 ($269 €258.04)
£213.75
$269 | €258.04
Check Latest Price
1+ STOP(S)
What is the cheapest flight one way from Houston IAH to Washington IAD?
The cheapest flight one way from Houston IAH to Washington IAD is £43.70 ($55 €52.76)
£43.70
$55 | €52.76
Check Latest Price
1+ STOP(S)
What is the cheapest return flight from Houston IAH to Washington IAD?
The cheapest return flight from Houston IAH to Washington IAD is £80.26 ($101 €96.88)
£80.26
$101 | €96.88
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from IAH to IAD

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Flight Info FAQ - Houston (IAH) to Washington (IAD)

Who flies from Houston to Washington?
The following airlines fly from Houston (IAH) to Washington (IAD): Air China, Air New Zealand, Avianca, Brussels Airlines, Emirates, Swiss, United Airlines, United Express.
How far is the flight from Houston to Washington?
The flight from Houston to Washington is 1,913KM or 1,189 miles.
How long does the flight from Houston to Washington to take?
The flight from Houston to Washington takes 3 Hours 4 Minutes.

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