How long is the flight from Dallas to Washington, D.C.?

Southwest, Delta, and American Airlines can get you from Dallas to Washington, D.C. in just under 2h 45m. Your travel time can differ by up to 4h 48m. The distance from Dallas to Washington, D.C. is about 1206 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Dallas to Washington, D.C. round-trip?

According to our current data, Spirit Airlines ($80), Frontier ($89), and Delta ($134) offers the cheapest pricing from Dallas to Washington, D.C.. These flights start at 64% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Dallas to Washington, D.C. one-way?

The cheapest airlines for a one-way flight from Dallas to Washington, D.C. are Spirit Airlines ($46), Frontier ($55), and Southwest ($69).

How far ahead should I book a flight from Dallas to Washington, D.C.?

The best time to book flights from Dallas to Washington, D.C. is 66 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Dallas to Washington, D.C.?

Currently, May is the cheapest month in which you can book a flight from Dallas to Washington, D.C. (average of $64). Flying from Dallas to Washington, D.C. in December is currently the most expensive (average of $105). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Dallas to Washington, D.C.?

Travelers seeking maximum savings on their Dallas to Washington, D.C. flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dallas to Washington, D.C.

The most flights from A78 to WAS are scheduled on a Monday (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Dallas to Washington, D.C.?

When deciding which route to take from Dallas to Washington, D.C. consider Dallas/Fort Worth - Washington, D.C. Dulles Intl, Dallas/Fort Worth - Baltimore/Washington or Dallas/Fort Worth - Washington, D.C. Reagan-National as they are the most popular.

What are the cheapest flights from Dallas to Washington, D.C.?

The cheapest flight price from Dallas to Washington, D.C. is $65. On average you can expect to pay $675. The most popular route, (Dallas/Fort Worth - Washington, D.C. Dulles Intl), can usually be booked for $127.

What are the most reliable airlines from Dallas to Washington, D.C.?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dallas to Washington, D.C. on time: Mesa Airlines (100%), United Airlines (95%), Frontier (95%).

What are the most popular airlines that fly from Dallas to Washington, D.C.?

American Airlines, Southwest and Frontier are the most popular airlines when flying from Dallas to Washington, D.C..

What is the cheapest time of day to fly from DFW to WAS?

It’s optimal to fly from Dallas to Washington, D.C. in the evening. By choosing this option you can save up to 55% on the cost of your flight, compared to a flight at noon.

Can I find deals for flights from Dallas to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Dallas to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dallas to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas to Washington, D.C..

Can I find deals for business class flights from Dallas to Washington, D.C.?

Yes. Cheapflights offers flight deals from Dallas to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$45+ Cheap Flights from Dallas to Washington, D.C.

Round-trip from	$100 (Kiwi.com)
One-way from	$45 (Frontier)
Popular in	January
Cheapest in	August
Average price	$228

DFW

DFW's Terminal A offers modern amenities and dining options, making it a comfortable choice for American Airlines domestic flights.

DAL

DAL offers a streamlined experience with quick security lines and a single terminal layout, ideal for domestic flights with Southwest Airlines.

DCA

DCA is easily accessible via public transportation with its own Metro stop, making it a convenient choice for reaching downtown D.C.

IAD

IAD offers a Metro connection via the Silver Line, providing a cost-effective way to reach downtown D.C. in under 40 minutes.

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$79	Average$177	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$88	Average$194	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$134	Average$294	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$145	Average$305	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$149	Average$402	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$158	Average$323	FlexibilityNo cancel fee	On-time69%

$45+ Cheap flights from Dallas to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dallas to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Dallas to Washington, D.C. are usually found in August or September, booked 66 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Dallas to Washington, D.C.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dallas to Washington, D.C.

Cheapest flights from Dallas to Washington, D.C.Explore the most affordable flight options available from Dallas to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

Explore the most affordable flight options available from Dallas to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dallas to Washington, D.C. that are best for you.

Best time to book a flight from Dallas to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Dallas with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Dallas to Washington, D.C.

How far ahead should I book a flight from Dallas to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Dallas to Washington, D.C.. Price data was last updated on October 24, 2025.

What is the cheapest month to book a flight from Dallas to Washington, D.C.?

What is the cheapest time of day to fly from DFW to WAS?

Find hourly flight availability from Dallas to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

What is the cheapest day to fly from Dallas to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Dallas to Washington, D.C.. Price data was last updated on December 16, 2024.

Weekly flight availability from Dallas to Washington, D.C.

The best insider tips for Dallas to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Dallas to Washington, D.C. trip

Airports

DFW

DAL

DCA

IAD

Our travel experts

Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Dallas to Washington, D.C., such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dallas to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Dallas to Washington, D.C.?

What are the cheapest airlines flying from Dallas to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Dallas to Washington, D.C. one-way?

What are the most popular routes from Dallas to Washington, D.C.?

What are the most reliable airlines from Dallas to Washington, D.C.?

What are the cheapest flights from Dallas to Washington, D.C.?

Can I find deals for flights from Dallas to Washington, D.C. that include hotel bookings?

How can I find direct flights from Dallas to Washington, D.C.?

Can I find deals for business class flights from Dallas to Washington, D.C.?

What is the cheapest month to book a flight from Dallas to Washington, D.C.?

Traveling to a place near Washington, D.C.?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dallas to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Dallas to Washington, D.C.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dallas to Washington, D.C.
Explore the most affordable flight options available from Dallas to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.