CA $149 Cheap Flights from Washington (DCA) to Houston (IAH)

Popular airlines from Ronald Reagan National Airport (DCA) to George Bush Intercontinental Airport (IAH)

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Cheap flights from Washington (DCA) to Houston (IAH)

Prices were available within the past 7 days and start at CA $149 for one-way flights and CA $298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
American Airlines
United
United
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines

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Find the cheapest month to fly from Washington (DCA) to Houston (IAH)

March is typically the cheapest month to fly

From CA $155 - CA $610 per traveller.

Frequently asked questions

How much is a flight from Ronald Reagan Washington National Airport (DCA) to Houston Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from Ronald Reagan Washington National Airport (DCA) to Houston Airport was CA $298. Fares this good don't hang around forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ronald Reagan Washington National Airport (DCA) to George Bush Intercontinental Airport (IAH)?
We understand that circumstances change unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Ronald Reagan Washington National Airport (DCA) to George Bush Intercontinental Airport (IAH) that have flexible change policies?
Flights from DCA to Houston Airport offering flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to pay the difference in ticket price, without any extra fees to worry about.
How many hours is the flight from Ronald Reagan Washington National Airport (DCA) to Houston Airport?
The flight time from DCA to Houston Airport is approximately 3 hours and 41 minutes. Grab your headphones, listen to your favourite podcast and the hours in the air will whiz by.
How far is the flight from Ronald Reagan Washington National Airport (DCA) to Houston Airport?
The flying distance between National Airport and IAH is 1,950 kilometres. Listen to some music or read a good book and the trip will zip by.
Which airlines fly direct from Ronald Reagan Washington National Airport (DCA) to IAH?
Flying nonstop from DCA to George Bush Intercontinental Airport (IAH) is easy with United Airlines (UA). This leading airline offers 204 flights every month.
Are DCA to Houston Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Ronald Reagan Washington National Airport (DCA) to IAH at the last minute could be your ticket to a great deal. However, it could end up costing a good deal more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta
Roundtrip price
CA $297
Distance
1929 km
Average flight time
2 hours 43 mins

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