Cheap flights from Seattle to Dallas from $46
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Dallas departing on 5/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
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 Seattle to Dallas
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Frontier flights from Seattle to Dallas/Fort Worth Airport
Our best Frontier deals on Seattle to Dallas/Fort Worth Airport flight tickets
American Airlines flights from Seattle to Dallas/Fort Worth Airport
Our best American Airlines deals on Seattle to Dallas/Fort Worth Airport flight tickets
See travel insights to Dallas from
How to get the cheapest flight ticket from Seattle to Dallas/Fort Worth Airport
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 Dallas/Fort Worth Airport?
The cheapest month to fly to Dallas/Fort Worth Airport from Seattle is in September. Flight prices, which tend to average around $217, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in September, then October is your next best option. Flight prices from Seattle to Dallas/Fort Worth Airport during October average around $218.
What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?
On average, the least expensive day to fly to Dallas/Fort Worth Airport from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $468. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Dallas/Fort Worth Airport for around $598.
What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?
Flying to Dallas/Fort Worth Airport from Seattle in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $302 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $563 on average. Flights to Dallas/Fort Worth Airport from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Seattle/Tacoma Intl to Dallas/Fort Worth flight route?
Fly from Seattle/Tacoma Intl to Dallas/Fort Worth for the best Seattle/Tacoma Intl - Dallas/Fort Worth flight prices
How far in advance should I book a flight to Dallas/Fort Worth Airport?
You are more likely to see cheaper flights to Dallas/Fort Worth Airport from Seattle when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around $288 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from Seattle for as low as $232 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to Dallas/Fort Worth flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Dallas/Fort Worth 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 Seattle/Tacoma Intl to Dallas/Fort Worth?
Spirit Airlines, Frontier, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Dallas/Fort Worth
What airlines fly to Dallas/Fort Worth Airport?
Alaska Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Dallas/Fort Worth Airport from Seattle 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 Dallas/Fort Worth Airport. Keep in mind that there are 6 different airlines that fly to Dallas/Fort Worth Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Dallas/Fort Worth Airport on average per day?
The number of flights available between Seattle and Dallas/Fort Worth Airport is 44 per day as of April 2025. The most frequent departure time is 11:00AM, with 47% of daily flights leaving at noon.
How many flights depart from Seattle to Dallas/Fort Worth Airport on average per week?
As of April 2025, there are 308 flights per week flying from Seattle to Dallas/Fort Worth Airport. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.
When to book flights from Seattle to Dallas/Fort Worth Airport
Cheap Seattle to Dallas/Fort Worth Airport (SEA to DFW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Dallas/Fort Worth Airport
How far is Seattle/Tacoma Intl to Dallas/Fort Worth by plane?
Dallas/Fort Worth is 1663.5 mi away from Seattle/Tacoma Intl. Flights usually cover this in 3h 46m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Dallas/Fort Worth Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Dallas/Fort Worth Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Dallas/Fort Worth Airport?
There are 6 operators available for flights from Seattle/Tacoma Intl Airport to Dallas/Fort Worth Airport as of April 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Dallas/Fort Worth Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Dallas/Fort Worth Airport.
What documentation or ID do you need to fly to Dallas/Fort Worth Airport?
The necessary travel and health documents for your Dallas/Fort Worth 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 Seattle to Dallas/Fort Worth Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to Dallas/Fort Worth Airport is Airbus A321-100/200 (19.12% of total bookings). The next most popular plane models are Boeing 737-900 Passenger/BBJ3 (winglets) (18.91%), Boeing 737 MAX 9 (18.51%), and Boeing 737-800 Passenger/BBJ2 (winglets) (13.95%).
What is the most popular airline from Seattle to Dallas/Fort Worth Airport?
momondo data reveals that the most frequently booked airline on the route from Seattle to Dallas/Fort Worth Airport is Alaska Airlines, representing 39% of all bookings. The subsequent popular airlines are American Airlines at 25%, Frontier at 21%, and Delta at 11%.
Best airlines flying from Seattle to Dallas/Fort Worth Airport
Compare and see reviews for airlines that fly from Seattle to Dallas/Fort Worth Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $77 | Free Cancellation | Rating 5.9 3,284 reviews | |||
| PriceFrom $99 | Free Cancellation | Rating 6.3 7,956 reviews | |||
| PriceFrom $133 | Free Cancellation | Rating 8.0 7,929 reviews | |||
| PriceFrom $133 | Free Cancellation | Rating 7.9 2,405 reviews | |||
| PriceFrom $185 | Free Cancellation | Rating 8.0 9,961 reviews | |||
| PriceFrom $193 | Free Cancellation | Rating 7.2 10,000 reviews |
Delta Flights From Seattle to Dallas/Fort Worth Airport
The lowest priced Delta flight from Seattle to Dallas/Fort Worth Airport from the last 72 hours was $133. Generally, Delta has 8 flights on this route every week with an average price of $273. Delta is rated 8.0/10 by our users.
Alaska Airlines Flights From Seattle to Dallas/Fort Worth Airport
The best Alaska Airlines deal for Seattle to Dallas/Fort Worth Airport flight tickets found on momondo in the last 72 hours was $185, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $347 round-trip. Alaska Airlines operates 22 flights out of Seattle into Dallas/Fort Worth Airport in an average week, so prices vary by time and availability. 9,961 Alaska Airlines reviews by users on momondo have scored the airline at 8.0/10.
Traveling to a place near Dallas?
Book flights to Dallas if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Seattle to Dallas?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Dallas. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Seattle to Dallas with flexible booking policies on momondo?
Yes. All flights to Dallas from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Seattle to Dallas?
Once all potential Seattle to Dallas 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 Seattle to Dallas right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Seattle to Dallas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.