£104 Cheap Flights from Washington (IAD) to Dallas (DFW)

View £104 flight on Sat, 25 Jul 2026Opens in a new window

Flight 1

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 £104 for one-way flights and £261 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£261 Return, found 5 days ago
£261
Return
found 5 days ago
Select Delta flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £261 found 5 days ago
Delta
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£274 Return, found 5 days ago
£274
Return
found 5 days ago
Select Delta flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £274 found 5 days ago
Delta
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£287 Return, found 5 days ago
£287
Return
found 5 days ago
Select Delta flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £287 found 5 days ago
Delta
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£294 Return, found 5 days ago
£294
Return
found 5 days ago
Select Delta flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £294 found 5 days ago
American Airlines
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£300 Return, found 5 days ago
£300
Return
found 5 days ago
Select American Airlines flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £300 found 5 days ago
Delta
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£301 Return, found 5 days ago
£301
Return
found 5 days ago
Select Delta flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £301 found 5 days ago
Delta
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£305 Return, found 5 days ago
£305
Return
found 5 days ago
Select Delta flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £305 found 5 days ago
Delta
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£307 Return, found 5 days ago
£307
Return
found 5 days ago
Select Delta flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £307 found 5 days ago
United
Mon, 8 Jun - Thu, 18 Jun
IAD
Washington
DFW
Dallas
£319 Return, found 5 days ago
£319
Return
found 5 days ago
Select United flight, departing Mon, 8 Jun from Washington to Dallas, returning Thu, 18 Jun, priced at £319 found 5 days ago
Alaska Airlines
Tue, 22 Sept - Tue, 29 Sept
IAD
Washington
DFW
Dallas
£486 Return, found 3 days ago
£486
Return
found 3 days ago
Select Alaska Airlines flight, departing Tue, 22 Sept from Washington to Dallas, returning Tue, 29 Sept, priced at £486 found 3 days ago

Alternative airports near Dallas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dallas-Fort Worth Intl. DFW. Cheapest option available. Average driving time to city centre is 21 minutes. Flights from £853
DFW
Dallas-Fort Worth Intl.
Cheapest
Average driving time to city centre21 min
Flights from £853

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) cost?
One-way flights typically cost between £143 and £629 and return flights often range between £143 and £629. 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 Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) 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 of approximately £189. This is about 24% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. 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.)?
Enter IAD to DFW and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
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 airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) will differ from traveller to traveller. If you like to fly early, AA offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. UA offers the most daily flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Based on booking data from the past year, the cheapest months to fly from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) are typically September and August, with average return flights around £189. While April is a popular month for travel on this route, offering plenty of flight options, it's not the cheapest. If you're looking for the best value, aiming for late summer or early autumn could save you money, though you might find fewer flight times compared to peak travel seasons.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
There are approximately 7 nonstop flights per day from Washington Dulles Intl. (IAD) to Dallas-Fort Worth Intl. (DFW). For even more choice, look at flights that include layovers, as there are around 71 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Charlotte-Douglas Intl. (CLT), and Hartsfield-Jackson Atlanta Intl. (ATL).
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 at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in August. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
If you're flying from Washington Dulles Intl. (IAD) to Dallas-Fort Worth Intl. (DFW), you'll typically find the most flights on a Thursday, with around 48 flights available. This gives you plenty of options to choose from. Major airlines on this route include United Airlines, Delta Air Lines, and American Airlines. Flight schedules are consistent throughout the week, so you'll have a good selection of flights no matter which day you choose.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) are in the early morning, from 6am to 9am. Approximately 34% of passengers prefer this time window. Many major carriers, including Delta Air Lines, United Airlines and American Airlines, offer flights during this window. These times work well because you can get an early start to your travel day and arrive at your destination with plenty of time left.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Direct flights from IAD to DFW usually take about 3 hours 30 minutes, traveling roughly 1,170 miles. If you opt for a connecting flight, expect to add around 2 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Select the "Business class" and "First class" filters when looking for IAD to 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 from Washington Dulles Intl. (IAD)?
From Washington Dulles Intl. (IAD), you can fly into Dallas-Fort Worth Intl. (DFW) and Love Field (DAL) in Dallas. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), San Diego Intl. (SAN), 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-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
If you booked your Washington, DC (IAD-Washington Dulles Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) 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
£261
Distance
1872 km
Average flight time
3 hours 13 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 £261 and range up to £486.  

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 June, 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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