United States
USD

Find cheap flights from Houston to Washington, D.C. - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Nonstop flights
Every day
You can fly direct with United Airlines, Southwest and American Airlines. Average duration is 3h 04m
Direct flights
+1
Direct flights
+1
Top routes
IAH - IAD
Cheapest • 8% average savings
IAH - DCA
Most popular
Insights
Insights
Avoid delays
Southwest
Most punctual • 75% on-time
Morning
Best time • Fewest delays
Insights
Insights
When to book
14 weeks
in advance
Our data shows that travelers who book at least 14 weeks in advance save around 47% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 13% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
New York John F Kennedy Intl (JFK)
Cheapest • Avg $273 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 5h 21m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Washington, D.C.!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Houston to Washington, D.C.

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Houston to Washington, D.C.

Multiple Airlines Logo
HO1  Johor Bahru Hallmark Regency Hotel-WAS Washington, D.C. All airports
1218 mimulti-stop
Multiple Airlines Logo
WAS  Washington, D.C. All airports-HO1 Johor Bahru Hallmark Regency Hotel
1218 mimulti-stop
Multiple Airlines
Booking Insights

Price, demand and travel trends for Houston to Washington, D.C. flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What is the cheapest Houston to Washington, D.C. flight route?

Houston George Bush Intcntl Airport (IAH) to Washington, D.C. Dulles Intl Airport (IAD) is the cheapest Houston to Washington, D.C. route, averaging $448 round-trip. Other Houston to Washington, D.C. routes average $503, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Houston to Washington, D.C.?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Houston to Washington, D.C.. It’s 8% cheaper than the average day, while Monday is the most expensive, with prices 23% higher.

What’s the cheapest month to fly from Houston to Washington, D.C.?

•January is the cheapest month to fly from Houston to Washington, D.C. at $401 round-trip.
•February ($567) and June ($508) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 41% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Houston to Washington, D.C. the cheapest?

Flights from Houston to Washington, D.C. are cheapest 14 weeks before departure. Booking in this window typically costs about 47% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals
Expert advice

Expert advice for your flight from Houston to Washington, D.C.

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines, DCA and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Read more
Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
John Walton

John Walton

Expert on IAH

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Key details for Houston to Washington, D.C. flights

Low season

January
Beat the crowds with an average 37% drop in travelers.
The most popular month to fly with an average 53% increase in travelers.

When to book flights from Houston to Washington, D.C.

Are your dates flexible? Find out the best times to travel from Houston to Washington, D.C. based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Houston to Washington, D.C. flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Houston to Washington, D.C.?

    These are the earliest and latest flight times available from Houston to Washington, D.C.:

    • Earliest: departs at 6:11 am and lands at 9:15 am
    • Latest: departs at 8:40 pm and lands at 11:44 pm.

    The flight takes about 3h 04m.

  • What cabin classes can I book on flights from Houston to Washington, D.C.?

    Three cabin classes are available on flights from Houston to Washington, D.C.:

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from Houston to Washington, D.C.?

    A nonstop flight from Houston to Washington, D.C. takes 3h 04m, covering 1,218 miles.

  • Do I need a passport to fly from Houston to Washington, D.C.?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Houston to Washington, D.C. flight?

    Round-trip flights from Houston to Washington, D.C. range from $370 to $591, with an average of $463 over the past 12 months. Anything below $370 counts as a good deal.

  • How expensive are last-minute Houston to Washington, D.C. flights?

    Last-minute fares on this route (booked within two weeks of departure) run 44% above the $463 route average. Book 14 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Houston to Washington, D.C.?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $273 round-trip via New York John F Kennedy Intl (JFK), compared to $475 for nonstop.

  • How does on-time performance compare across airlines flying from Houston to Washington, D.C.?

    Southwest is the only airline operating Houston to Washington, D.C. flights. 75% of its flights are on time.

  • What is the standard checked-bag allowance on flights from Houston to Washington, D.C.?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Houston to Washington, D.C. spread across the day?

    Morning is the busiest departure period on Houston to Washington, D.C. flights, with 36% of flights leaving in that window. Afternoon departures account for 35%, evening flights for 29%, and night flights for 0%.

  • Which airlines offer Wi-Fi on Houston to Washington, D.C. flights?

    Two airlines offer in-flight Wi-Fi on Houston to Washington, D.C. flights:

    • American Airlines
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

  • What car rental options are available in Washington, D.C.?

    Since Washington, D.C. is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Washington, D.C. Reagan-National Airport (DCA) — daily rates from around $23:

    • Sixt
    • Dollar
    • Thrifty
    • Alamo
    • Budget

    Near Washington, D.C. Dulles Intl Airport (IAD) — daily rates from around $24:

    • Dollar
    • Hertz
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from Houston to Washington, D.C.?

    Flights from Houston to Washington, D.C. may depart from several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH), with arrivals available at Washington, D.C. area airports such as Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD).

  • What time of day has the fewest delays on flights from Houston to Washington, D.C.?

    Morning flights have the fewest delays on this route, while evening departures tend to have the most.

  • At what point is a flight considered delayed from Houston to Washington, D.C.?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Houston to Washington, D.C. route, 25% of flights were delayed in the past 3 months, with delays averaging 2h 01m.

  • Which airports do connecting flights from Houston to Washington, D.C. pass through?

    One-stop flights from Houston to Washington, D.C. most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 62% of one-stop connections
    • Denver Intl (DEN) - 34% of one-stop connections
    • Charlotte Douglas (CLT) - 2% of one-stop connections
    • Fort Lauderdale (FLL) - 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Houston to Washington, D.C.?

    Yes. Flexible dates can save you up to 26% on flights from Houston to Washington, D.C.. Wednesday is the cheapest departure day at $426 round-trip on average, while Monday is the most expensive at $574, a difference of $148.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Houston to Washington, D.C.?

    3 airlines operate flights between Houston and Washington, D.C.. The airlines offering nonstop flights on this route include:

    • United Airlines
    • Southwest
    • American Airlines

  • How much time can I save by choosing a different layover airport from Houston to Washington, D.C.?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 5h 21m, compared with 6h 38m via Charlotte Douglas (CLT) and 6h 44m via Fort Lauderdale (FLL).

  • What is the time difference between Houston and Washington, D.C.?

    Washington, D.C. is 1 hour ahead of Houston (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Washington, D.C.?

    Some of the most popular sights in Washington, D.C. are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Houston to Washington, D.C. flights?

    Among airlines operating Houston to Washington, D.C. flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Houston to Washington, D.C. flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in Economy Class
    • Southwest: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Houston to Washington, D.C. flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average $426, about $148 less than Monday fares (26% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 47% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Houston to Washington, D.C. trip for January. Fares historically average $401 round-trip in that month - typically $166 less than the most expensive month, which is February (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through New York John F Kennedy Intl Airport (JFK) can be cheaper than flying direct. The cheapest layover option averages $273 round-trip on this route - about $202 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Washington, D.C. Reagan-National Airport.

    • Intercontinental Hotels Washington D.C. - The Wharf By IHG
    • Hyatt House Washington DC The Wharf
    • Pendry Washington DC - The Wharf

Prefer to fly direct from Houston to Washington, D.C.?

 
Find which airlines fly direct from Houston to Washington, D.C., which days they fly and book direct flights.

Direct departures

Houston to Washington, D.C.

Monday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Tuesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Wednesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Thursday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Friday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Saturday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Sunday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

See more direct flights

Direct returns

Washington, D.C. to Houston

Monday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Tuesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Wednesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Thursday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Friday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Saturday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Sunday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

See more direct flights

More options for your flight from Houston to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car rental

Car rentals in Washington, D.C.
Hotels in Washington, D.C.
Vacations in Washington, D.C.