Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Seattle to Dallas
The cheapest flights right now
Seattle – Dallas
Outbound – Nov 15, 2026
1 stop
5h 51m DEN
Return – Nov 21, 2026
direct
4h 33m $309
yesterday
Seattle – Dallas
Outbound – Nov 14, 2026
direct
3h 54m Return – Nov 21, 2026
direct
4h 33m $380
yesterday
Seattle – Dallas
Outbound – Nov 7, 2026
direct
3h 45m Return – Nov 12, 2026
direct
4h 30m $409
2 days ago
Seattle – Dallas
Outbound – Nov 6, 2026
direct
4h 1m Return – Nov 13, 2026
direct
4h 27m $460
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$212
Average price of a round trip
$327
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
3h59
A flight from Seattle to Dallas takes on average 3h59.
Best time
March
According to user searches, the ideal month to go to Dallas is March.
The best flight deals for a week
Seattle – Dallas
Outbound – Nov 15, 2026
1 stop
5h 51m DEN
Return – Nov 21, 2026
direct
4h 33m $309
yesterday
Seattle – Dallas
Outbound – Nov 14, 2026
direct
3h 54m Return – Nov 21, 2026
direct
4h 33m $380
yesterday
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Tips for finding a cheap flight from Seattle to Dallas
Check out our tips for booking your flight to Dallas (USA) from Seattle (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is August, with an average flight ticket price of $114 (calculation over the last two years). The most touristic season corresponds to the months of June, October and September.
For the cheapest flights, it is advisable to buy your ticket at least 31 days before the departure date.
The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to Dallas costs on average $291.
The airlines that offer the most flights are American Airlines, Alaska Airlines and Southwest Airlines.
Price of flight tickets from Seattle to Dallas
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $212 to $499
- The average price of a flight ticket is about $327
- Prices are lowest for stays in the month of August
- The month in which booking a ticket is cheaper is: November
info departure city :
Seattle, USA
airports :
Kenmore Air Harbor Spb. (LKE)
Seattle-Tacoma International Airport (SEA)
Renton Municipal Airport (RNT)
King County International Airport (BFI)
local time :
Seattle is a city in the country USA, the time zone is [[timezone]]. In Seattle, it is currently {fromLocalTime}, the temperature is on average 17°C, with a minimum of 11°C and a maximum of 24°C.
The city of Seattle (SEA) has 4 airport(s): Kenmore Air Harbor Spb., Seattle-Tacoma, Renton and King County
destination info :
Dallas, USA
airports :
Love Field (DAL)
Dallas/Fort Worth International Airport (DFW)
Dallas Executive Airport (RBD)
Addison Airport (ADS)
local time :
Dallas is in the country USA, the time zone is [[timezone]]. In Dallas, it is currently {toLocalTime}, the temperature is on average 17°C, with a minimum of 15°C and a maximum of 20°C.
The city of Dallas has 4 airport(s): Love Field, Dallas/Fort Worth, Dallas Executive and Addison
Useful info about Dallas
What is the least touristic period to go to Dallas?
If you want to visit Dallas during the least touristic period, choose the month of March.
What is the most popular time to travel to Dallas?
In Dallas, the most popular month is June. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Seattle to Dallas?
According to our data, it is recommended to book your flight 31 days before your departure. If you book your flight ticket 5 weeks before your departure, you may find a price below average. You can also choose morning flights that are 16% cheaper than afternoon and evening flights. The cheapest day to book a flight from Seattle to Dallas is Sunday.
What are the arrival and destination airports when traveling between Seattle and Dallas?
When you leave, you can leave from Seattle-Tacoma, and you will arrive at Love Field or Dallas/Fort Worth.
How to reach Seattle airport from the city centre?
The airport Kenmore Air Harbor Spb. is located 3 km, Seattle-Tacoma is located 16 km, Renton is located 16 km or King County is located 8 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Seattle to Dallas?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Seattle and Dallas?
In summer, the average temperature is 30°C in Dallas and 18°C in Seattle. The average rainfall in summer is 74 mm in Dallas and 38 mm in Seattle. In summer, it is warmer in Dallas and it rains less in Seattle. In winter, it is colder in Dallas and it rains more in Seattle.
