Cheap Flight Tickets from Houston (IAH) to Washington (DCA), Starting at $312

Good to Know: Cheapest and Fastest IAH - DCA Flights

Useful information for finding best airline tickets from George Bush Intercontinental Houston to Ronald Reagan Washington National on your next trip.

Cheapest Round Trip Flight

$646

DL Delta Airlines • 1 stop • 7h 22m

Jul 27 – Aug 04

The cheapest round trip flight from Houston to Washington (IAH-DCA-IAH) is currently $646

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Cheapest Direct Flight

$312

UA United Airlines • nonstop • 5h 10m

Jul 10

The cheapest nonstop flight from Houston to Washington (IAH-DCA) is currently $312

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Fastest Flight

5h 10m

The fastest nonstop flight from Houston to Washington (IAH-DCA) takes 5h 10m

Top Airlines Flying from Houston to Washington

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Southwest Airlines-WN

Southwest Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Houston (IAH) to Washington (DCA)

Compare and book low fare round-trip air tickets from Houston to Washington. Ideal for travelers with confirmed return itineraries.

Jul 27 - Aug 04, Economy
DL
Houston → Washington
7h 22m
7:00 AM - 12:42 PM • 1 stop
DL
Houston → Washington
7h 34m
4:00 PM - 7:54 PM • 1 stop
$646
Delta Airlines
Jul 26 - Aug 03, Economy
DL
Houston → Washington
18h 28m
10:50 AM - 10:58 PM • 1 stop
DL
Houston → Washington
7h 34m
4:00 PM - 7:54 PM • 1 stop
$723
Delta Airlines
Jul 26 - Aug 03, Economy
DL
Houston → Washington
7h 37m
4:51 PM - 10:48 PM • 1 stop
DL
Houston → Washington
7h 28m
8:28 AM - 12:16 PM • 1 stop
$736
Delta Airlines
Jul 26 - Aug 03, Economy
DL
Houston → Washington
7h 38m
5:30 AM - 11:28 AM • 1 stop
DL
Houston → Washington
7h 30m
6:00 AM - 9:50 AM • 1 stop
$736
Delta Airlines
Jul 26 - Aug 03, Economy
DL
Houston → Washington
7h 27m
5:40 AM - 11:27 AM • 1 stop
DL
Houston → Washington
7h 35m
1:45 PM - 5:40 PM • 1 stop
$736
Delta Airlines
Jul 26 - Aug 03, Economy
DL
Houston → Washington
7h 22m
7:00 AM - 12:42 PM • 1 stop
DL
Houston → Washington
9h 1m
9:39 AM - 2:20 PM • 1 stop
$736
Delta Airlines

Fly from Houston to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Houston to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Houston to Washington Flights

What are the airports in Houston?
IAH
What’s the most popular airline flying from IAH to DCA?
The most popular airline flying from Houston to Washington are
Can I fly from IAH to DCA non-stop?
Yes, you can fly IAH to DCA non-stop on
Which airlines fly nonstop between Houston and Washington?
The non-stop flights between Houston and Washington are .
What’s the earliest departure time from IAH to DCA Airport?
The earliest flight leaves IAH at 5:30 am and lands in DCA - Ronald Reagan Washington National
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Houston to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from IAH to DCA?
Read the fare rules of the Houston to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Houston and Washington?
operate flights between Houston and Washington
How long does a flight from Houston to Washington take?
It takes approximately 3 hour to fly non-stop from IAH to DCA, which is 1207.7 miles by air.
Which airlines provide the cheapest flights from Houston (IAH) to Washington (DCA) ?
In the past couple of days, the cheapest tickets to DCA from IAH were found on DL : USD 723
Do I need a passport to fly between IAH and DCA?
No
What’s the latest departure time from IAH to DCA ?
The last flight leaves IAH at 8:20 pm

Houston (IAH) to Washington (DCA): Airport Information

Origin Airport George Bush Intercontinental Houston , Houston, US
Destination Airport Ronald Reagan Washington National , Washington, US
Distance 1208 miles

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