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Cheap Flights from Houston George Bush Intercntl. to Washington Ronald Reagan

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      Compare Houston George Bush Intercntl. to Washington Ronald Reagan flight deals

      Find the cheapest month or even day of the year to fly to Washington Ronald Reagan

      Book the best Washington Ronald Reagan fare with no extra fees

      Flight deals from Houston George Bush Intercntl. to Washington Ronald Reagan

      Looking for a cheap last-minute deal or the best return flight from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport? If you want to travel next month, return fares start from R 2,720. Find the lowest prices on one-way and return tickets right here.
      Washington D.C..R 1,276 per passenger.Departing Wed, 14 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Wed, 14 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,276, select.
      Washington D.C..R 1,312 per passenger.Departing Tue, 17 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 17 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,312, select.
      Washington D.C..R 1,800 per passenger.Departing Mon, 7 Dec.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Mon, 7 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,800, select.
      Washington D.C..R 1,968 per passenger.Departing Wed, 30 Dec.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Wed, 30 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,968, select.
      Washington D.C..R 1,968 per passenger.Departing Wed, 21 Oct.One-way flight with American Airlines.Outbound direct flight with American Airlines departs from Houston George Bush Intercntl. on Wed, 21 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,968, select.
      Washington D.C..R 1,979 per passenger.Departing Sat, 9 Jan.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Sat, 9 Jan, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,979, select.
      Washington D.C..R 1,979 per passenger.Departing Sat, 7 Nov.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Sat, 7 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 1,979, select.
      Washington D.C..R 2,400 per passenger.Departing Mon, 15 Feb.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Mon, 15 Feb, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 2,400, select.
      Washington D.C..R 2,777 per passenger.Departing Tue, 29 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 29 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 2,777, select.
      Washington D.C..R 3,457 per passenger.Departing Thu, 1 Jul.One-way flight with Delta.Outbound indirect flight with Delta, departs from Houston George Bush Intercntl. on Thu, 1 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 3,457, select.
      Washington D.C..R 3,861 per passenger.Departing Tue, 29 Jun.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Tue, 29 Jun, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 3,861, select.
      Washington D.C..R 4,430 per passenger.Departing Mon, 28 Sep.One-way flight with British Airways.Outbound direct flight with British Airways departs from Houston George Bush Intercntl. on Mon, 28 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 4,430, select.
      Washington D.C..R 4,447 per passenger.Departing Thu, 1 Jul.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Thu, 1 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 4,447, select.
      Washington D.C..R 4,559 per passenger.Departing Fri, 12 Mar.One-way flight with United.Outbound direct flight with United departs from Houston George Bush Intercntl. on Fri, 12 Mar, arriving in Washington Ronald Reagan.Price includes taxes and charges.From R 4,559, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Houston George Bush Intercntl. to Washington Ronald Reagan found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Houston George Bush Intercntl. to Washington Ronald Reagan

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston George Bush Intercntl. to Washington Ronald Reagan flights are currently cheapest in October.
      Sep
      from R 2,777
      Oct
      from R 1,276
      Nov
      from R 1,312
      Dec
      from R 1,800
      Jan
      from R 1,979
      Feb
      from R 2,400
      Mar
      from R 4,559
      Apr
      Find prices
      May
      Find prices
      Jun
      from R 3,861
      Jul
      from R 3,457
      Aug
      Find prices

      Direct flights from Houston George Bush Intercntl. to Washington Ronald Reagan

      Air New Zealand
      American Airlines
      Emirates
      Mesa Airlines
      PSA Airlines
      Republic Airways
      SkyWest Airlines
      United

      Houston George Bush Intercntl. to Washington Ronald Reagan: Alternative routes

      Compare routes from Houston George Bush Intercntl. to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Ronald Reagan.

      Washington Ronald Reagan

      5km from central Washington D.C.
      Closest
      from R 1,276
      Search flights

      Washington Dulles

      37km from central Washington D.C.
      Cheapest
      from R 952
      Search flights

      Baltimore Washington International

      44km from central Washington D.C.
      from R 988
      Search flights

      Houston to Washington D.C.: Flight information

      The things to know before you go.
      Cheapest flight foundR 1,276
      Cheapest month to flyOctober
      Average flight time3 hrs, 6 mins
      Most popular airlineUnited
      Average flights per week169

      Finding cheap flights from Houston George Bush Intercntl. to Washington Ronald Reagan: Frequently asked questions

      The best price we found for a return flight from Houston George Bush Intercntl. to Washington Ronald Reagan is R 2,623. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      3 hours and 6 minutes is the average flight time from Houston George Bush Intercntl. to Washington Ronald Reagan.
      United, American Airlines and PSA Airlines fly direct from Houston George Bush Intercntl. to Washington Ronald Reagan.
      As of September 2026, there are 169 flights per week flying from Houston George Bush Intercntl. to Washington Ronald Reagan.
      The cheapest month to fly from Houston George Bush Intercntl. to Washington Ronald Reagan is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport on Saturday, 31 October 2026.
      Yes – the average flight time is 3 hours and 6 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Ronald Reagan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines and United offer the cheapest flight tickets to Washington Ronald Reagan.

      Travelling from Houston George Bush Intercntl. Airport (IAH) to Washington Ronald Reagan Airport (DCA): what you need to know

      • Hop on a direct flight from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport and you'll be travelling for an average of 3 hours.

      • The timezone in Washington DC is UTC-5, which is one hour ahead of Houston.

      • You can take your pick of 68 weekly Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport flights.

      • To ensure you catch your IAH to DCA flight, leave enough time to navigate the airport and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.

      • During popular months like July, you'll want to get to the airport earlier than normal. Arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're travelling during a high season in general.

      • Jetting into Washington DC (and then discovering more of the United States!) is easy with United. This popular carrier offers direct flights from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport.

      • The airline most travellers prefer to fly with on this route is United.

      • United is the most punctual carrier offering IAH to DCA flights, with 78.18% of its services landing on schedule.

      • If you want to split up your journey, just deselect 'Direct flights only' when searching for your ticket from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport. These are the most popular stopovers between IAH and DCA:

        • Atlanta Hartsfield-Jackson Airport

        • Nashville Airport

        • New Orleans Louis Armstrong Airport

      How to find the cheapest flights from Houston George Bush Intercntl. Airport (IAH) to Washington Ronald Reagan Airport (DCA)

      • The cheapest price we've seen for a one-way Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport flight is R 1,276. A round-trip plane ticket is currently R 2,623. Depending on the availability and when you book, these fares can change.

      • To get your hands on cheap tickets from IAH to DCA, book in advance. Airlines usually offer the most competitive fares when flights are first made available.

      • The cheapest month for flights from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport is May. Use the 'Whole month' tool to see the lowest airfares if you have a flexible travel schedule.

      • Getting your hands on cheap flights from IAH to DCA couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch as soon as a new discounted fare appears.

      • Choose your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport.

      Handy information about Houston George Bush Intercntl. Airport (IAH)

      Arriving at Washington Ronald Reagan Airport (DCA)

      When to fly to Washington Ronald Reagan Airport (DCA)

      • It's time to plan your trip dates for your flight from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport. August is the busiest month to visit Washington DC. If you prefer a quieter vibe, go in March.

      • Lock in your flight from Houston George Bush Intercntl. Airport to Washington Ronald Reagan Airport for July if you'd like to go to Washington DC during its warmest month. You can expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).

      • Look for cheap tickets from IAH to DCA in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between -6ºC (21ºF) and 10ºC (50ºF) on average.

      Explore more of the United States

      • You've done Washington DC, now it's time to explore more of the United States. Journey about 322 kilometres north-east to New York to tick off its top sights. From Central Park to Statue of Liberty and Metropolitan Museum of Art, there's plenty to keep you busy.

      • Philadelphia is another essential stop in the United States and is around 193 kilometres north-east of Washington DC. No trip is complete without dropping by Independence Hall, Liberty Bell and Philadelphia Museum of Art.

      Plan the rest of your trip from Houston to Washington D.C.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.