Cheap Flight Tickets from Houston (IAH) to Washington (DCA), Starting at $137

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

$137

AA American Airlines • 1 stop • 12h 8m

Oct 14 – Oct 17

The cheapest round trip flight from Houston to Washington (IAH-DCA-IAH) is currently $137

🔍 Search Flights

Cheapest Direct Flight

$170

AA American Airlines • nonstop • 5h 10m

Oct 14

The cheapest nonstop flight from Houston to Washington (IAH-DCA) is currently $170

🔍 Search Flights

Fastest Flight

4h 15m

The fastest nonstop flight from Houston to Washington (IAH-DCA) takes 4h 15m

Top Airlines Flying from Houston to Washington

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American 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.

Oct 14 - Oct 17, Economy
AA
Houston → Washington
12h 8m
6:00 AM - 2:28 PM • 1 stop
F9
Houston → Washington
12h 20m
6:00 PM - 12:40 AM • 1 stop
$137
American Airlines
Oct 14 - Oct 17, Economy
AA
Houston → Washington
12h 33m
7:34 AM - 4:27 PM • 1 stop
AA
Houston → Washington
5h 38m
1:40 PM - 4:18 PM • nonstop
$173
American Airlines
Oct 14 - Oct 17, Economy
AA
Houston → Washington
8h 27m
5:51 PM - 11:58 PM • 1 stop
AA
Houston → Washington
5h 38m
1:40 PM - 4:18 PM • nonstop
$235
American Airlines
Oct 14 - Oct 17, Economy
DL
Houston → Washington
7h 38m
7:00 AM - 12:58 PM • 1 stop
DL
Houston → Washington
8h 48m
6:10 AM - 10:38 AM • 1 stop
$512
Delta Airlines
Oct 14 - Oct 17, Economy
DL
Houston → Washington
7h 37m
5:29 AM - 11:26 AM • 1 stop
DL
Houston → Washington
8h 24m
6:00 AM - 10:04 AM • 1 stop
$512
Delta Airlines
Oct 14 - Oct 17, Economy
WN
Houston → Washington
5h 5m
5:50 AM - 9:55 AM • nonstop
WN
Houston → Washington
5h 15m
6:55 AM - 9:10 AM • nonstop
$676
Southwest 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 5:10 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 WN : USD 676
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 5:51 pm

Essential Information for Booking Flights from Houston (IAH) - AI Insights

What's the cheapest airline from iah to dca?
You can find affordable Business class flights from Houston's George Bush Intercontinental Airport (iah) to Washington D.C.'s Ronald Reagan National Airport (dca) with Frontier Airlines (F9), a budget-friendly airline option. For a one-way trip with 2 passengers, booking in advance is recommended, ideally 10 days prior to your desired travel date in October. This will help you secure the best airfares.
What's the popular airline to fly from iah to dca?
You can fly from Houston's George Bush Intercontinental Airport (iah) to Washington D.C.'s Ronald Reagan Airport (dca) on Delta Airlines, which offers a budget-friendly option with its premium business class. This one-way flight typically requires advance booking at least 10 days in advance. You can find the best airfare deals on the fareleaders.com website.
What's the cheapest day of the week to fly from iah to dca?
The cheapest day to fly from IAH to DCA is Saturday. Flying on Saturdays can result in lower airfares, making it a budget-friendly option for your business class flights. Low fares on weekends can be a great way to save on airfare costs.
What's the cheapest month to fly from iah to dca?
The cheapest month to fly from IAH to DCA is October, as it tends to have lower airfares compared to other months. You can expect to find budget-friendly flights during this time. Low fares are available on flights operated by various airlines, including those that serve the Washington National Airport.
Which airline/airlines fly from iah to dca?
The airlines that fly from George Bush Intercontinental Houston (iah) to Ronald Reagan Washington National (dca) include Delta Airlines, Frontier Airlines, United Airlines, Southwest Airlines, Viva Aerobus, Volaris Airline, American Airlines, JetBlue Airways, and Alaska Airlines.
What is the best time to book an airfare for a one-way trip from Houston to Washington D.C.?
The best time to book an airfare for a one-way trip from Houston to Washington D.C. is during the cheapest month, October, and on the cheapest day, Saturday.
How can I find the cheapest flights from George Bush Intercontinental Airport to Ronald Reagan Washington National Airport?
You can find the cheapest flights from George Bush Intercontinental Airport to Ronald Reagan Washington National Airport by using fareleaders.com, a reliable airfare comparison platform that helps travelers find the cheapest airline tickets for their next trip.
What are the advantages of booking a business class ticket for my trip?
Booking a business class ticket for your trip offers priority check-in, lounge access, and flatbed seats, providing a more comfortable and luxurious travel experience.
Can I get a refund if I cancel my airfare before the advance booking days are over?
The refund policy for airfare cancellation varies depending on the airline, so it's best to check with the airline directly or consult the fareleaders.com website for more information.
How do I look for airfare deals and discounts on fareleaders.com?
You can look for airfare deals and discounts on fareleaders.com by using the website's search filters, sorting options, and fare comparison tools to find the best deals for your travel dates and destinations.
What is the difference between a one-way and round-trip airfare?
A one-way airfare is a single leg of a trip, while a round-trip airfare covers both legs of a trip. The main difference is that round-trip fares often include additional amenities and services.
How can I book my airfare online and get a confirmation email?
You can book your airfare online by visiting fareleaders.com, selecting your travel dates and destinations, and following the booking process to receive a confirmation email with your flight details.
What is the baggage policy for flights from Houston to Washington D.C.?
The baggage policy for flights from Houston to Washington D.C. varies depending on the airline, but most airlines allow one checked bag and one carry-on bag per passenger.
Can I book a flight for a friend or family member using fareleaders.com?
Yes, you can book a flight for a friend or family member using fareleaders.com, as the website allows users to book flights for others using their own account.
How do I check-in for my flight and print my boarding pass?
You can check-in for your flight and print your boarding pass online through the airline's website or mobile app, or at the airport check-in counter on the day of your flight.

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

More Flight Options for Houston (IAH) and Washington (DCA)

Why Fareleaders for IAH to DCA Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Houston to Washington flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on IAH to DCA flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Houston to Washington flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Houston (IAH) to Washington (DCA)
Terms and Conditions*