Cheap flights from Dallas to Seattle from $35
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas to Seattle departing on 3/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Deals available from 900+ travel sites.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Dallas to Seattle
Cheap round-trip flights
These are some of the best round-trip flight deals from Dallas to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Dallas to Seattle.
Cheap last minute flights
Planning a quick getaway from Dallas to Seattle? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.
Cheap bus & train deals from Dallas to Seattle
Find recent round-trip train or bus tickets from Dallas to Seattle.
All round-trip flight deals from Dallas to Seattle
The cheapest plane tickets from Dallas to Seattle found on KAYAK recently.
American Airlines flights from Dallas to Seattle
Our best American Airlines deals on Dallas to Seattle flight tickets
American Airlines![American Airlines]()
Mar 12![American Airlines]()
Mar 26
DFW8:28 amDallas/Fort Worth
4h 23m
SEA10:51 amSeattle/Tacoma Intl
SEA5:22 amSeattle/Tacoma Intl
3h 54m
DFW11:16 amDallas/Fort Worth
American Airlines![American Airlines]()
Mar 17![American Airlines]()
Mar 26
DFW10:30 pmDallas/Fort Worth
4h 18m
SEA12:48 amSeattle/Tacoma Intl
SEA5:22 amSeattle/Tacoma Intl
3h 54m
DFW11:16 amDallas/Fort Worth
Frontier flights from Dallas to Seattle
Our best Frontier deals on Dallas to Seattle flight tickets
Frontier![Frontier]()
Mar 12![Frontier]()
Mar 26
DFW10:08 amDallas/Fort Worth
4h 24m
SEA12:32 pmSeattle/Tacoma Intl
SEA2:02 pmSeattle/Tacoma Intl
3h 51m
DFW7:53 pmDallas/Fort Worth
Frontier![Frontier]()
Mar 19![Frontier]()
Mar 26
DFW10:08 amDallas/Fort Worth
4h 24m
SEA12:32 pmSeattle/Tacoma Intl
SEA2:02 pmSeattle/Tacoma Intl
3h 51m
DFW7:53 pmDallas/Fort Worth
See travel insights to Seattle from
How to get the cheapest flight ticket from Dallas to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Seattle?
In general, October is the cheapest month to fly from Dallas to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $217. If you don’t want to visit Seattle in October, then you should wait until September to fly from Dallas, when ticket prices are also cheap, with an average price of $218.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Dallas is on a Friday. momondo users have found tickets for Friday departures for as low as $372. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Dallas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $479.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Dallas at noon is the least expensive time of day to depart. momondo users have found prices as low as $372 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $438. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Dallas to Seattle/Tacoma Intl flight route?
Fly from Dallas/Fort Worth to Seattle/Tacoma Intl for the best Dallas - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Dallas when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $299 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Dallas for as low as $269 on momondo.
What cabin class options are available on Dallas to Seattle/Tacoma Intl flights?
There are 4 cabin classes available to choose from on Dallas to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Dallas to Seattle/Tacoma Intl?
Frontier, Delta, and Southwest are the most popular carriers operating from Dallas to Seattle/Tacoma Intl
What airlines fly to Seattle?
Alaska Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Seattle from Dallas according to our data. Alaska Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
How many flights depart from Dallas to Seattle on average per day?
The number of flights available between Dallas and Seattle is 40 per day as of January 2025. The most frequent departure time is 5:00PM, with 40% of daily flights leaving at noon.
How many flights depart from Dallas to Seattle on average per week?
282 flights are operational weekly from Dallas to Seattle as of January 2025. The most popular departure day for this route is Thu, with 18% of flights per week taking off on this day.
Cheap Dallas to Seattle flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dallas to Seattle
How far is Dallas to Seattle/Tacoma Intl by plane?
The distance between Dallas and Seattle/Tacoma Intl is about 1678.4 mi. A reasonable flight in good conditions will take 4h 10m.
When did momondo last update prices for flights from Dallas to Seattle/Tacoma Intl Airport?
Prices for flights from Dallas to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Dallas to Seattle/Tacoma Intl Airport?
There are 8 operators available for flights from Dallas to Seattle/Tacoma Intl Airport as of January 2025.
How old do you have to be to fly from Dallas to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dallas to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Dallas to Seattle
Compare and see reviews for airlines that fly from Dallas to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $76 | Free Cancellation | Rating 6.0 3,441 reviews | |||
| PriceFrom $108 | Free Cancellation | Rating 6.3 8,109 reviews | |||
| PriceFrom $155 | Free Cancellation | Rating 8.0 8,512 reviews | |||
| PriceFrom $196 | Free Cancellation | Rating 8.0 9,704 reviews | |||
| PriceFrom $197 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $275 | Free Cancellation | Rating 7.4 8,975 reviews | |||
| PriceFrom $350 | Free Cancellation | Rating 8.1 4,647 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsLeavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Kent
Renton
Tukwila
Federal Way
Lynnwood
Kirkland
Lakewood
Puyallup
Redmond
Fife
Shoreline
Centralia
Bothell
Cle Elum
Lacey
Why use momondo?
Why should I use momondo to find a flight deal from Dallas to Seattle?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dallas to Seattle for you.
Can I find flights from Dallas to Seattle with flexible booking policies on momondo?
Yes. All flights to Seattle from Dallas on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Dallas to Seattle?
Once all potential Dallas to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Dallas to Seattle right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Seattle from Dallas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
From?
To?
Email me momondo's favorite deals
By creating a price alert you accept our terms of use and privacy policy.