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Cheap Flights from Seattle to Dallas

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Compare Seattle to Dallas Fort Worth International flight deals

Find the cheapest month or even day of the year to fly to Dallas Fort Worth International

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Flight deals from Seattle to Dallas Fort Worth International

Looking for a cheap last-minute deal or the best return flight from Seattle to Dallas Fort Worth International? Find the lowest prices on one-way and return tickets right here.
Dallas.$203 per passenger.Departing Tue, 29 Apr, returning Tue, 6 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Seattle / Tacoma International on Tue, 29 Apr, arriving in Dallas Fort Worth International.Inbound indirect flight with Spirit Airlines, departs from Dallas Fort Worth International on Tue, 6 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $203, select.
Dallas.$204 per passenger.Departing Tue, 6 May, returning Tue, 13 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Seattle / Tacoma International on Tue, 6 May, arriving in Dallas Fort Worth International.Inbound indirect flight with Spirit Airlines, departs from Dallas Fort Worth International on Tue, 13 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $204, select.
Dallas.$218 per passenger.Departing Mon, 21 Apr, returning Mon, 28 Apr.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Mon, 21 Apr, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Mon, 28 Apr, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $218, select.
Dallas.$282 per passenger.Departing Thu, 8 May, returning Mon, 12 May.Return flight with Hawaiian Airlines and Frontier Airlines.Outbound direct flight with Hawaiian Airlines departs from Seattle / Tacoma International on Thu, 8 May, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Mon, 12 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $282, select.
Dallas.$304 per passenger.Departing Tue, 29 Apr, returning Tue, 6 May.Return flight with American Airlines.Outbound direct flight with American Airlines departs from Seattle / Tacoma International on Tue, 29 Apr, arriving in Dallas Fort Worth International.Inbound direct flight with American Airlines departs from Dallas Fort Worth International on Tue, 6 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $304, select.
Dallas.$315 per passenger.Departing Sat, 19 Jul, returning Sat, 26 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Sat, 19 Jul, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Sat, 26 Jul, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $315, select.
Dallas.$317 per passenger.Departing Fri, 30 May, returning Mon, 2 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Fri, 30 May, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Mon, 2 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $317, select.
Dallas.$339 per passenger.Departing Sat, 21 Jun, returning Mon, 30 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Seattle / Tacoma International on Sat, 21 Jun, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Mon, 30 Jun, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $339, select.

Find the cheapest month to fly from Seattle to Dallas Fort Worth International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Dallas Fort Worth International flights are currently cheapest in May.
Apr
from $218
May
from $204
Jun
from $339
Jul
from $315
Aug
from $373
Sep
from $377
Oct
from $370
Nov
from $379
Dec
from $411
Jan
Find prices
Feb
from $405
Mar
Find prices

Direct flights from Seattle to Dallas Fort Worth International

Seattle to Dallas Fort Worth International: Alternative routes

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

Seattle to Dallas: Flight information

The things to know before you go.
Cheapest flight found$203
Cheapest month to flyApril
Average flight time3 hrs, 57 mins
Most popular airlineQatar Airways
Average flights per week545

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

The best price we found for a return flight from Seattle to Dallas Fort Worth International is $203. 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.
3 hours and 57 minutes is the average flight time from Seattle to Dallas Fort Worth International.
Qatar Airways, American Airlines and Iberia fly direct from Seattle to Dallas Fort Worth International.
As of April 2025, there are 545 flights per week flying from Seattle to Dallas Fort Worth International.
The cheapest month to fly from Seattle to Dallas Fort Worth International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Dallas Fort Worth International Airport on Tuesday, 29 April 2025.
Yes – the average flight time is 3 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 Dallas Fort Worth International 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 Dallas is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Seattle to Dallas/Fort Worth International Airport (DFW): what you need to know

  • Seattle's main airport is Seattle-Tacoma International Airport (SEA). Explore your options for flying out of this base when booking flights from Seattle to Dallas/Fort Worth International Airport (DFW).

  • The average length of a direct flight from Seattle to Dallas/Fort Worth International Airport is 3 hours 55 minutes.

  • Dallas is 2 hours ahead of Seattle. Dallas/Fort Worth International Airport is located in Dallas, which operates on the UTC-5 timezone.

  • Seattle-Tacoma International Airport (SEA) to Dallas/Fort Worth International Airport (DFW) is the most popular route. There are 127 direct weekly flights to pick from. If you prefer a later start to the day, take the last flight with American Airlines at 23:59. Go for the first SEA to DFW departure operated by American Airlines at 00:13 if you want to get going earlier.

  • Arrive at the airport on time so you don't miss your flight from Seattle to DFW. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • Peak months like July or high seasons such as summer and spring break will mean longer lines at check-in and security. If you're travelling then, play it safe and get to the airport even earlier. Arriving two hours before domestic flights and up four hours ahead of an international flight is a wise move.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • You can find a direct flight from Seattle to Dallas/Fort Worth International Airport (DFW) leaving from Seattle-Tacoma International Airport (SEA).

  • At SEA, you'll find a good selection of airlines offering direct flights from Seattle to Dallas/Fort Worth International Airport, including:

  • From the centre of Seattle, SEA is around 23 kilometres away. Visit the official airport website or use navigation apps to work out the best way to arrive at the terminal.

  • After a leisurely start to your trip? Stay near Seattle-Tacoma International Airport. Whether you have an early flight from Seattle to Dallas/Fort Worth International Airport or just don't want to be rushed, these hotels are perfect:

Lake Union Sea Plane Base (LKE)

  • Lake Union Sea Plane Base (LKE) operates nonstop flights from Seattle to Dallas/Fort Worth International Airport (DFW).

  • You can pick from a range of airlines that have direct flights from Seattle to DFW departing from LKE. Take off with any of these carriers and travel straight to your destination:

  • You can reach LKE from central Seattle in about 11 minutes by car (depending on traffic conditions). The journey by public transport takes roughly 23 minutes to travel the 3 kilometres or so.

  • Want to spoil yourself with an extra night away before catching your flight from Seattle to DFW? Unwind in a hotel near Lake Union Sea Plane Base before your trip officially starts. Check out these accommodation options:

About Dallas/Fort Worth International Airport (DFW)

Getting from Dallas/Fort Worth International Airport (DFW) to central Dallas

  • From Dallas/Fort Worth International Airport, Dallas is approximately 32 kilometres away. It takes around 26 minutes to reach the centre driving.

  • Travelling by public transport typically takes 3 hours and 55 minutes.

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

  • $101 is the lowest price we've seen for a one-way ticket from Seattle to Dallas/Fort Worth International Airport. Return flights start from $200. Prices may vary depending on availability at the time of booking.

  • You're more likely to find flight tickets from Seattle to DFW when you book 8 months before takeoff. We crunched the flight price data and found that's when fares for this journey are typically at their lowest.

  • Plan your trip for May. That's the cheapest month for tickets from Seattle to Dallas/Fort Worth International Airport. If you have flexibility with your dates, use the 'Whole month' tool to see the best price across every month.

  • Set up a Price Alert and keep an eye on changes on this route through push notifications or email. We'll let you know when prices go down. Timing is key for finding flight tickets from Seattle to DFW.

  • Customise your journey by applying filters. Choose the total duration, number of stops, and departure and arrival times to find the ideal flight from Seattle to Dallas/Fort Worth International Airport. You can also sort the results to see the 'Fastest,' 'Best' or 'Cheapest' options first.

The best time to fly from Seattle to Dallas/Fort Worth International Airport (DFW)

  • July is the most popular month to board a flight from Seattle to Dallas/Fort Worth International Airport while February is the quietest. To work out the ideal time to visit Dallas, consider whether you prefer a lively vibe or a quieter pace.

  • The warmest month in Dallas is August, with the temperature ranging between 24ºC and 41ºC. Lock in your flights from Seattle to DFW in this month if this is the type of weather you enjoy.

  • Visit in January if you want to explore when it's cooler. Average temperatures range between 1ºC and 16ºC. However, this destination delivers on a good time whenever you book your cheap flights from Seattle to Dallas/Fort Worth International Airport.

More about Dallas

  • When it comes to searching for somewhere to lay your head, you'll find the most popular stays in Dallas right here. Check out these hotels once you've booked your flight from Seattle to Dallas/Fort Worth International Airport:

  • There are so many things to discover in this city it can be hard to figure out where to begin. Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art are popular attractions which should feature on any well-planned Dallas itinerary.

Complete your Dallas trip with a car rental

  • Grab the keys to one of our car rentals in Dallas and see the sights on your own terms. Easily compare prices from trusted rental companies in one go after booking your hotel and cheap flights from Seattle to Dallas/Fort Worth International Airport.

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Plan the rest of your trip from Seattle to Dallas

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