Cheap flights from Seattle to Dallas from $79
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 8/29. 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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How to get the cheapest flight ticket from Seattle to Dallas
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 typical price of a round-trip flight between Seattle and Dallas?
What is the cheapest month to fly to Dallas?
If you are unable to visit Dallas during the month of October, then departing from Seattle during the month September is also very affordable. Most momondo users find prices during this month for around $217.
What is the cheapest day to depart on your flight to Dallas?
On average, the least expensive day to fly to Dallas from Seattle is on a Friday. momondo users have found tickets for Friday departures for as low as $449. 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 Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $582.
What is the cheapest time of day to depart on your flight to Dallas?
Flying to Dallas from Seattle in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $297 when looking at flights departing in the afternoon. In the evening is when there is more demand to fly to Dallas, so prices are often more expensive at around $528 per ticket.
What is the cheapest Seattle/Tacoma Intl to Dallas flight route?
Fly from Seattle/Tacoma Intl to Dallas/Fort Worth for the best Seattle/Tacoma Intl - Dallas flight prices
How far in advance should I book a flight to Dallas?
You are more likely to see cheaper flights to Dallas from Seattle when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $280 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from Seattle for as low as $221 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to Dallas flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Dallas 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?
Frontier, Hawaiian Airlines, and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Dallas
What airlines fly to Dallas?
Alaska Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Dallas from Seattle according to our data. Alaska Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Dallas. Keep in mind that there are 7 different airlines that fly to Dallas on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Dallas on average per day?
As of June 2025, there are 53 flights per day flying from Seattle to Dallas. The most common time of day flights depart is 5:00PM, with 52% of flights taking off at noon.
How many flights depart from Seattle to Dallas on average per week?
As of June 2025, there are 377 flights per week flying from Seattle to Dallas. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.
Cheap Seattle to Dallas flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Dallas
Best Price Found | $79 |
|---|---|
Fastest flight time | 3h 45m |
Direct flights | Mon, Tue, Wed, Fri, Sat and Sun |
Airports in Dallas | 2 airports |
How far is Seattle/Tacoma Intl to Dallas by plane?
Seattle/Tacoma Intl and Dallas are 1678.4 mi apart from one another. Typically, this will take 3h 45m by plane in normal conditions.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Dallas?
Prices for flights from Seattle/Tacoma Intl Airport to Dallas refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Dallas?
As of June 2025, there are 7 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Dallas.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Dallas?
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.
What documentation or ID do you need to fly to Dallas?
The necessary travel and health documents for your Dallas 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.
Best airlines flying from Seattle to Dallas
Compare and see reviews for airlines that fly from Seattle to Dallas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $74 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $94 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $131 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 7.8 2,494 reviews | |||
| PriceFrom $182 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $184 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $242 | Free Cancellation | Rating 8.0 4,287 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Dallas?
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 Seattle to Dallas for you.
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?
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 Seattle to Dallas.
I’m not ready to book a flight from Seattle to Dallas right now. Can momondo alert me if prices change?
Price alerts on flights to Dallas from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.