CA $143 Cheap Flights from Houston (IAH) to Washington (DCA)

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

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

Prices were available within the past 7 days and start at CA $143 for one-way flights and CA $324 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
American Airlines
Delta
American Airlines
Delta
American Airlines
American Airlines
American Airlines
American Airlines
JetBlue Airways

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

February is typically the cheapest month to fly

From CA $151 - CA $382 per traveller.

Graph displaying average flight prices per month

Flight from Houston to Washington (IAH - DCA) route information
Origin airport
George Bush Intercontinental
Destination airport
Ronald Reagan Washington National
Roundtrip price
CA $323
Distance
1929 km
Average flight time
4 hours 10 mins

Houston to Washington Flights

The easy way to book your flights from Houston to Washington 

With Expedia, it’s simple to find and book flights to Washington from Houston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are Emirates, Air New Zealand, United Airlines nonstop flights to Ronald Reagan Washington National, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Houston to Washington today, tomorrow, or this week.  

 

Save dollars with cheap flights from George Bush Intercontinental, IAH to Ronald Reagan Washington National, DCA 

Sort your search results by price to find great deals on your flight from Houston to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Houston currently is just CA $324 rising to CA $1,820.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Washington  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Washington from Houston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today.

Frequently asked questions

How much is a flight from Houston Airport to National Airport?
Start packing your suitcase, because round-trip journeys between IAH and DCA start from CA $324. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Houston Airport to DCA?
When it comes to cancellation fees, each airline has a different set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from Houston Airport to Ronald Reagan Washington National Airport (DCA) that have flexible change policies?
Select our "No change fees" filter to find flexible travel options for your flight from IAH to Ronald Reagan Washington National Airport (DCA). This allows you to lock in a fantastic price in advance and still have the freedom to reschedule without any extra fees. Fare adjustments may apply if your new flight is more expensive.
How many hours is the flight from IAH to DCA?
The average flight time from George Bush Intercontinental Airport (IAH) to National Airport is 2 hours and 59 minutes. If you're lucky, you might just finish an in-flight movie before you touch down!
How far is the flight from George Bush Intercontinental Airport (IAH) to DCA?
Around 1,950 kilometres separates Houston and Arlington, so pack some in-flight entertainment to keep you busy for a couple of hours. That latest bestseller you haven't started will do the trick.
Which airlines fly direct from IAH to National Airport?
Operating 204 flights every month, United Airlines (UA) is a popular choice when flying directly from George Bush Intercontinental Airport (IAH) to National Airport.
Are Houston Airport to Ronald Reagan Washington National Airport (DCA) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from IAH to Ronald Reagan Washington National Airport (DCA) last minute could be your ticket to a fantastic deal. However, it could end up costing a good deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

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