Cheap flights from Dallas/Fort Worth Airport to Seattle from $86
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/Fort Worth Airport to Seattle departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Frontier flights from Dallas/Fort Worth Airport to Seattle
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Alaska Airlines flights from Dallas/Fort Worth Airport to Seattle
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How to get the cheapest flight ticket from Dallas/Fort Worth Airport 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
What is the cheapest month to fly to Seattle?
In general, January is the cheapest month to fly from Dallas/Fort Worth Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $205. If you don’t want to visit Seattle in January, then you should wait until September to fly from Dallas/Fort Worth Airport, when ticket prices are also cheap, with an average price of $216.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Dallas/Fort Worth Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $328. 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/Fort Worth Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $471.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Dallas/Fort Worth Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $363 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $426. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Dallas/Fort Worth to Seattle/Tacoma Intl flight route?
Fly from Dallas/Fort Worth to Seattle/Tacoma Intl for the best Dallas/Fort Worth - 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/Fort Worth Airport when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $268 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/Fort Worth Airport for as low as $239 on momondo.
What cabin class options are available on Dallas/Fort Worth to Seattle/Tacoma Intl flights?
There are 4 cabin classes available to choose from on Dallas/Fort Worth 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.
Can stopping save me money on Dallas/Fort Worth Airport to Seattle flights?
No. A direct flight is the cheapest option for a flight between Dallas/Fort Worth Airport to Seattle.
How have Dallas/Fort Worth Airport to Seattle flight prices changed over time?
As of June 2025, prices for Dallas/Fort Worth Airport to Seattle flights are approximately 7% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Dallas/Fort Worth to Seattle/Tacoma Intl?
Hawaiian Airlines, Alaska Airlines, and Frontier are the most popular carriers operating from Dallas/Fort Worth 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/Fort Worth Airport according to our data. Alaska Airlines is the first choice among our users, with 35% 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/Fort Worth Airport to Seattle on average per day?
As of June 2025, 49 flights take off from Dallas/Fort Worth Airport and land in Seattle each day. The most common flight departure time for this route is 6:00PM, with 36% of daily flights taking off in the evening.
How many flights depart from Dallas/Fort Worth Airport to Seattle on average per week?
As of June 2025, there are 348 flights per week flying from Dallas/Fort Worth Airport to Seattle. The most common day of the week flights depart is Thu, with 19% of flights taking off on this day.
When to book flights from Dallas/Fort Worth Airport to Seattle
Cheap Dallas/Fort Worth Airport to Seattle (DFW to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dallas/Fort Worth Airport to Seattle
How far is Dallas/Fort Worth to Seattle/Tacoma Intl by plane?
A flight from Dallas/Fort Worth to Seattle/Tacoma Intl will travel around 1663.5 mi. A reasonable flight in good conditions will take 4h 15m.
When did momondo last update prices for flights from Dallas/Fort Worth Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Dallas/Fort Worth Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Dallas/Fort Worth Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Dallas/Fort Worth Airport to Seattle/Tacoma Intl Airport is 8 as of June 2025.
How old do you have to be to fly from Dallas/Fort Worth Airport 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/Fort Worth Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Dallas/Fort Worth Airport to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Dallas/Fort Worth Airport to Seattle is Airbus A321-100/200 (21.04% of total bookings). The next most popular plane models are Boeing 737-900 Passenger/BBJ3 (winglets) (21.04%), Boeing 737 MAX 9 (16.63%), and Boeing 737-800 Passenger/BBJ2 (winglets) (13.68%).
What is the most popular airline from Dallas/Fort Worth Airport to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Dallas/Fort Worth Airport to Seattle is Alaska Airlines (34% of total bookings). The next most popular airlines are American Airlines (28%), Frontier (21%), and Delta (12%).
Best airlines flying from Dallas/Fort Worth Airport to Seattle
Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $66 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $77 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $129 | Free Cancellation | Rating 7.8 2,494 reviews | |||
| PriceFrom $141 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $188 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $190 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $226 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $247 | Free Cancellation | Rating 7.4 8,790 reviews |
Delta Flights From Dallas/Fort Worth Airport to Seattle
The lowest priced Delta flight from Dallas/Fort Worth Airport to Seattle from the last 72 hours was $141. Generally, Delta has 13 flights on this route every week with an average price of $278. Delta is rated 8.0/10 by our users.
Alaska Airlines Flights From Dallas/Fort Worth Airport to Seattle
Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for Dallas/Fort Worth Airport to Seattle start from as low as $190 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $326. Alaska Airlines operates 17 flights to Seattle from Dallas/Fort Worth Airport in an average week. Users have rated it 8.0/10 across 10,000 reviews.
Traveling to a place near Seattle?
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Why should I use momondo to find a flight deal from Dallas to Seattle?
Finding the right flight to Seattle from Dallas is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.
Can I find flights from Dallas to Seattle with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Dallas to Seattle flights to just show those with flexible booking policies.
How can momondo help me find flights from Dallas to Seattle?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dallas to Seattle.
I’m not ready to book a flight from Dallas to Seattle right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Dallas to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.