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£94 Cheap Flights from Washington (IAD) to Dallas (DFW)

View £94 flight on Sat, 22 Aug 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Dallas-Fort Worth International Airport (DFW)

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Cheap Flights from Washington (IAD) to Dallas (DFW)

Prices were available within the past 7 days and start at £94 for one-way flights and £187 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 18 Aug - Tue, 25 Aug
IAD
Washington
DFW
Dallas
£187 Return, found 5 days ago
£187
Return
found 5 days ago
Select American Airlines flight, departing Tue, 18 Aug from Washington to Dallas, returning Tue, 25 Aug, priced at £187 found 5 days ago
American Airlines
Tue, 18 Aug - Tue, 25 Aug
IAD
Washington
DFW
Dallas
£188 Return, found 5 days ago
£188
Return
found 5 days ago
Select American Airlines flight, departing Tue, 18 Aug from Washington to Dallas, returning Tue, 25 Aug, priced at £188 found 5 days ago
American Airlines
Tue, 8 Sept - Fri, 11 Sept
IAD
Washington
DFW
Dallas
£192 Return, found 3 days ago
£192
Return
found 3 days ago
Select American Airlines flight, departing Tue, 8 Sept from Washington to Dallas, returning Fri, 11 Sept, priced at £192 found 3 days ago
Delta
Tue, 18 Aug - Tue, 25 Aug
IAD
Washington
DFW
Dallas
£194 Return, found 5 days ago
£194
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Aug from Washington to Dallas, returning Tue, 25 Aug, priced at £194 found 5 days ago
Delta
Tue, 18 Aug - Tue, 25 Aug
IAD
Washington
DFW
Dallas
£203 Return, found 5 days ago
£203
Return
found 5 days ago
Select Delta flight, departing Tue, 18 Aug from Washington to Dallas, returning Tue, 25 Aug, priced at £203 found 5 days ago
American Airlines
Tue, 8 Sept - Fri, 11 Sept
IAD
Washington
DFW
Dallas
£210 Return, found 3 days ago
£210
Return
found 3 days ago
Select American Airlines flight, departing Tue, 8 Sept from Washington to Dallas, returning Fri, 11 Sept, priced at £210 found 3 days ago
Delta
Tue, 8 Sept - Fri, 11 Sept
IAD
Washington
DFW
Dallas
£213 Return, found 3 days ago
£213
Return
found 3 days ago
Select Delta flight, departing Tue, 8 Sept from Washington to Dallas, returning Fri, 11 Sept, priced at £213 found 3 days ago
American Airlines
Tue, 18 Aug - Tue, 25 Aug
IAD
Washington
DFW
Dallas
£221 Return, found 5 days ago
£221
Return
found 5 days ago
Select American Airlines flight, departing Tue, 18 Aug from Washington to Dallas, returning Tue, 25 Aug, priced at £221 found 5 days ago
United
Tue, 18 Aug - Tue, 25 Aug
IAD
Washington
DFW
Dallas
£241 Return, found 5 days ago
£241
Return
found 5 days ago
Select United flight, departing Tue, 18 Aug from Washington to Dallas, returning Tue, 25 Aug, priced at £241 found 5 days ago
Alaska Airlines
Mon, 31 Aug - Tue, 29 Sept
IAD
Washington
DFW
Dallas
£444 Return, found 8 hours ago
£444
Return
found 8 hours ago
Select Alaska Airlines flight, departing Mon, 31 Aug from Washington to Dallas, returning Tue, 29 Sept, priced at £444 found 8 hours ago

Find the cheapest month to fly from Washington (IAD) to Dallas (DFW)

January is typically the cheapest month to fly

From £56 - £173 per traveller.

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) cost?
You can find cheap one-way flights from £94 and cheap return flights from £187 IAD to DFW with Expedia. One-way flights typically cost between £143 and £624, and return flights often range between £343 and £867. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when IAD to DFW ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
September is typically the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), with average return fares around £189. September often sees lower prices because the summer holiday rush has ended, and demand for travel tends to decrease. Other cheap months to fly from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) include June and August.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
There are 3 airlines offering direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.). Here are the carriers:
  • American Airlines operates 21 direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) every week.
  • United operates 21 direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) every week.
  • Frontier Airlines operates 7 direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) every week.
How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (IAD) to Dallas, TX (DFW)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The earliest flight from Washington Dulles Intl. (IAD) to Dallas-Fort Worth Intl. (DFW) typically departs around 5:00 AM. This flight is operated by American Airlines. This is a seasonal service active in August. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
A non-stop flight from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) typically takes around 3 hours 30 minutes. This route covers a distance of approximately 1,883 kilometers. If you opt for a flight with one stop, your travel time will be longer, usually around 6 hours 18 minutes. Flights with two or more stops generally take about 9 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from Washington, DC (IAD) to Dallas, TX (DFW)?
Select the "Business class" and "First class" filters when looking for Washington, DC (IAD) to Dallas, TX (DFW) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Dallas, TX (DFW) from Washington, DC (IAD)?
If you're planning to travel to Dallas from Washington Dulles Intl. (IAD), you can fly directly into Dallas-Fort Worth Intl. (DFW) which offers international flights and connections. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), San Diego Intl. (SAN), or Denver Intl. (DEN) before reaching Dallas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD) to Dallas, TX (DFW)?
If you booked your Washington, DC (IAD) to Dallas, TX (DFW) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Dallas-Fort Worth Intl.
Airlines serving
Alaska Airlines
Return price
£187
Distance
1872 km
Average flight time
2 hours 54 mins

Book with confidence

Compare flights from Washington to Dallas easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Dallas. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Dallas-Fort Worth Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Dallas-Fort Worth Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Dallas-Fort Worth Intl. (DFW)

The easiest way to view the best deals on flights from Washington to Dallas today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Dallas-Fort Worth Intl. start at just £187 and range up to £444.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Dallas
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Dallas flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Dallas-Fort Worth Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Washington to Dallas easily and book with confidence

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*Available to Expedia members.