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Cheap Flights from Dallas to Washington D.C.

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Compare Dallas Fort Worth International to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from Dallas Fort Worth International to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Dallas Fort Worth International to Washington Dulles? Find the lowest prices on one-way and return tickets right here.
Washington D.C..$173 per passenger.Departing Sat, 26 Jul, returning Sat, 2 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Sat, 26 Jul, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sat, 2 Aug, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $173, select.
Washington D.C..$196 per passenger.Departing Wed, 28 May, returning Sat, 31 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Wed, 28 May, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sat, 31 May, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $196, select.
Washington D.C..$207 per passenger.Departing Thu, 29 May, returning Sun, 1 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Thu, 29 May, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sun, 1 Jun, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $207, select.
Washington D.C..$235 per passenger.Departing Mon, 9 Jun, returning Sat, 14 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Mon, 9 Jun, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sat, 14 Jun, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $235, select.
Washington D.C..$240 per passenger.Departing Sun, 29 Jun, returning Fri, 4 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Sun, 29 Jun, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Fri, 4 Jul, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $240, select.
Washington D.C..$262 per passenger.Departing Fri, 4 Jul, returning Mon, 14 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Fri, 4 Jul, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Mon, 14 Jul, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $262, select.
Washington D.C..$280 per passenger.Departing Wed, 3 Sep, returning Tue, 30 Sep.Return flight with American Airlines.Outbound direct flight with American Airlines departs from Dallas Fort Worth International on Wed, 3 Sep, arriving in Washington Dulles.Inbound direct flight with American Airlines departs from Washington Dulles on Tue, 30 Sep, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $280, select.
Washington D.C..$280 per passenger.Departing Wed, 6 Aug, returning Tue, 12 Aug.Return flight with United.Outbound direct flight with United departs from Dallas Fort Worth International on Wed, 6 Aug, arriving in Washington Dulles.Inbound direct flight with United departs from Washington Dulles on Tue, 12 Aug, arriving in Dallas Fort Worth International.Price includes taxes and charges.From $280, select.

Find the cheapest month to fly from Dallas Fort Worth International to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dallas Fort Worth International to Washington Dulles flights are currently cheapest in May.
Apr
from $777
May
from $196
Jun
from $235
Jul
from $262
Aug
from $280
Sep
from $280
Oct
from $442
Nov
from $536
Dec
Find prices
Jan
Find prices
Feb
from $536
Mar
Find prices

Direct flights from Dallas Fort Worth International to Washington Dulles

Dallas Fort Worth International to Washington Dulles: Alternative routes

Compare routes from Dallas Fort Worth International to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Dallas to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found$173
Cheapest month to flyJuly
Average flight time2 hrs, 57 mins
Most popular airlineAlaska Airlines
Average flights per week121

Finding cheap flights from Dallas Fort Worth International to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Dallas Fort Worth International to Washington Dulles is $173. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 57 minutes is the average flight time from Dallas Fort Worth International to Washington Dulles.
Alaska Airlines, Qatar Airways and American Airlines fly direct from Dallas Fort Worth International to Washington Dulles.
As of April 2025, there are 121 flights per week flying from Dallas Fort Worth International to Washington Dulles.
The cheapest month to fly from Dallas Fort Worth International to Washington Dulles is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dallas Fort Worth International Airport to Washington Dulles Airport on Saturday, 26 July 2025.
Yes – the average flight time is 2 hours and 57 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Washington Dulles.

Flying from Dallas/Fort Worth International Airport (DFW) to Washington Dulles International Airport (IAD): what you need to know

  • Around 3 hours is how long you'll be travelling on a direct flight from Dallas/Fort Worth International Airport to Washington Dulles International Airport.

  • Washington DC is one hour ahead of Dallas and is in the UTC-4 timezone.

  • Flights from DFW to IAD start from 07:30 — the first with United Airlines. The last departure is at 20:40 with American Airlines. Overall, there are 141 weekly Dallas/Fort Worth International Airport to Washington Dulles International Airport flights.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to catch your DFW to IAD flight.

  • During popular months like July, you'll want to get to the airport earlier. Plan to arrive two hours before domestic departures and four hours ahead for an international flight whenever you're flying during peak periods in general.

  • Jetting into Washington DC (and then exploring more of United States!) is a snap with American Airlines. This popular airline offers direct flights from Dallas/Fort Worth International Airport to Washington Dulles International Airport.

  • American Airlines tops the list for bookings on this route.

  • United Airlines ranks as the leading on-time carrier for DFW to IAD flights, with 83.85% of services arriving on schedule.

  • Consider adding a stopover when booking your ticket from Dallas/Fort Worth International Airport to Washington Dulles International Airport. Simply uncheck 'Direct flights only' to break up your journey, or visit a new city along the way. Here's where you can stop between DFW and IAD:

    • Hartsfield-Jackson Atlanta International Airport

    • George Bush Intercontinental Airport

    • McGhee Tyson Airport

How to find the cheapest flights from Dallas/Fort Worth International Airport (DFW) to Washington Dulles International Airport (IAD)

  • $65 is currently the best price for a one-way Dallas/Fort Worth International Airport to Washington Dulles International Airport flight. A return flight starts at $173. These prices can change depending on demand and availability.

  • Book seven months before flying. After crunching the numbers on our calendar, this is how far you should book ahead to find cheap tickets from DFW to IAD.

  • Schedule your trip for June. That's the cheapest month for flights from Dallas/Fort Worth International Airport to Washington Dulles International Airport. If you're flexible with your travel dates, try out the 'Whole month' tool to find the cheapest price across every month.

  • Picking up cheap flights from DFW to IAD is easy with Price Alerts. Simply set up one of these automatic alerts and we'll let you know when a new discounted fare appears.

  • Tailor your flights with filters. Choose your arrival and departure times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Dallas/Fort Worth International Airport to Washington Dulles International Airport.

Handy information about Dallas/Fort Worth International Airport (DFW)

  • You'll find DFW at International Pkwy.

  • When it comes to the on-time performance of Dallas/Fort Worth International Airport, data shows 73.22% of flights stick to their scheduled arrival time.

  • Central Dallas to Dallas/Fort Worth International Airport is around 32 kilometres. Depending on traffic, it'll take you about 25 minutes to get there if you're ride-sharing, catching a cab or driving.

  • The trip on public transport takes about 3 hours 55 minutes.

  • Get your travels off to a hassle-free start by staying near DFW. Whether you've booked an early flight from Dallas/Fort Worth International Airport to Washington Dulles International Airport or just don't like being rushed, these hotels are ideal:

Arriving at Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • The address for IAD is 1 Saarinen Circle.

  • Washington Dulles International Airport to central Washington DC has a drive time of around 50 minutes. It's approximately 56 kilometres away.

  • Getting to the centre on public transport takes about 3 hours 25 minutes.

When to fly to Washington Dulles International Airport (IAD)

  • It's time to work out your dates for your flight from Dallas/Fort Worth International Airport to Washington Dulles International Airport. April is the most popular month to visit Washington DC. If you like a more low-key vibe, go in January.

  • When booking your flight from Dallas/Fort Worth International Airport to Washington Dulles International Airport, consider the type of weather you enjoy. July is the warmest month in Washington DC, with temperatures ranging from 19ºC (66ºF) to 33ºC (91ºF).

  • If you'd rather travel in cooler conditions, look for a cheap ticket from DFW to IAD in January. Temperatures average between -6ºC (21ºF) and 10ºC (50ºF) then.

Explore more of United States

  • New York is just one of the many places in United States waiting to be explored once you've seen Washington DC. Around 322 kilometres away to the north-east, its top attractions include Statue of Liberty, Central Park and Empire State Building.

  • Philadelphia is another favourite destination in United States and is around 193 kilometres north-east of Washington DC. No journey is complete without visiting Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Plan the rest of your trip from Dallas to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.