Cheap flights from Seattle to Dallas

Round-trip
Economy
Seattle (SEA)
Dallas (DFW)
Depart
Return
Any month
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How to find the cheapest flight from
Seattle (SEA) to Dallas (DFW)

All the information you need to plan the best SEA to DFW flight in 2021: compare Seattle to Dallas flight prices with the expected peak season, weather and rainfall in Dallas.
SEA - A78
Price
C$ 206 - C$ 410
A78
Temperature
15 - 36 °C
A78
Precipitation
48 - 116 mm

Popular in

December

High demand for flights, 27% potential price rise

Cheapest in

September

Best time to find cheap flights, 31% potential price drop

Round-trip from

C$ 206

From Seattle/Tacoma Intl to Dallas

One-way from

C$ 132

One-way flight from Seattle/Tacoma Intl to Dallas

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Seattle to Dallas?

To save up to 29% on this flight, we recommend booking at least 26 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to Dallas from C$ 303 1-2 weeks out and tickets from C$ 367 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to Dallas?

The best pricing can be found in the month of September. Prices to Dallas from Seattle average C$ 298. You can even find prices in September for less than C$ 298, as users have found deals to Dallas from as low as C$ 143. The month of December appears to be one of the more expensive times to travel to Dallas from Seattle. Flying in the targeted month can save you up to 37%.

When is the cheapest time to fly from Seattle to Dallas (SEA - A78)?

When flying from Seattle to Dallas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Seattle to Dallas in September, October 2021

The best prices found for SEA to DFW flights for September, October
13 Oct - 18 Oct
C$ 147pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
18 Oct - 23 Oct
C$ 172pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
26 Sep - 28 Sep
C$ 194pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to Dallas 2021 flight deals

Cheap flights to Dallas from Seattle found for this year
4 Nov - 7 Nov
C$ 128pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
13 Oct - 18 Oct
C$ 147pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
18 Oct - 23 Oct
C$ 172pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl

Direct flights to Dallas from Seattle

Save time with Seattle to Dallas direct flight deals
29 Sep - 5 Oct
C$ 249pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
29 Sep - 9 Oct
C$ 249pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
DAL
Dallas Love Field
DAL
Dallas Love Field
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
9 Oct - 10 Oct
C$ 268pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Dallas

Late deals on round-trip flights to Dallas from Seattle, departing today and this week
23 Sep - 9 Oct
C$ 315pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
21 Sep - 28 Sep
C$ 329pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
DAL
Dallas Love Field
DAL
Dallas Love Field
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
23 Sep - 27 Sep
C$ 333pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
 
1 STOP
DAL
Dallas Love Field
DAL
Dallas Love Field
Alaska Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Dallas from Seattle

The cheapest one-way flights from Seattle to Dallas
8:49 p.m. - 7:53 p.m.
Frontier
1 stop
21h 04m
SEA - DFW
Frontier
C$ 132
Kiwi.com
1:43 p.m. - 12:34 a.m.
Spirit Airlines
1 stop
8h 51m
SEA - DFW
Spirit Airlines
C$ 158
Spirit
5:35 p.m. - 5:37 a.m.
Delta
1 stop
10h 02m
SEA - DAL
Delta
C$ 162
Delta

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Dallas</span> flights.

Flight FAQs

From Seattle to Dallas

What airport do you fly from for flights from Seattle to Dallas?

Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Dallas. On average, Seattle/Tacoma Intl has 18 outbound flights to Dallas per day from 3 airlines. Seattle/Tacoma Intl is conveniently located just 18.4 km from Seattle’s city centre.

Which airlines flying from Seattle/Tacoma Intl to Dallas have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Alaska Airlines, Spirit Airlines, and American Airlines flying from Seattle/Tacoma Intl to Dallas have implemented new flexible cancellation policies.

Can I find flights from Seattle to Dallas for under C$ 200 on Cheapflights?

Yes, there are multiple flights from Seattle to Dallas for under C$ 200. The cheapest flight booked recently is on Spirit Airlines for just C$ 128, but on average you can expect to pay C$ 247.

Are there direct flights from Seattle to Dallas for under C$ 300 on Cheapflights?

Cheapflights has 20 direct flights from Seattle to Dallas under C$ 300. A good price for a direct flight from Seattle to Dallas is less than C$ 315.

Are there last-minute flights available from Seattle to Dallas for under C$ 400?

There are currently 20+ open flights from Seattle to Dallas within the next 7 days for less than C$ 400.

What days are direct flights available from Seattle to Dallas?

Direct flights are available for this route on the following days: Monday, Wednesday, Thursday, Friday, Saturday.

How many flights depart from Seattle to Dallas on average per day?

On average 11 flights depart from Seattle to Dallas per day.
Early Morning (Midnight to 6am) - 36% of flight departures
Morning (6am - Midday) - 36% of flight departures
Afternoon (Noon - 6pm) - 9% of flight departures
Evening (6pm - Midnight) - 18% of flight departures

How long is the flight from Seattle to Dallas?

A quick flight from Seattle to Dallas can take about 3h 50m. Spirit Airlines provides one of the quickest options available for as low as C$ 128. The distance between Seattle and Dallas is about 2683 km. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines flying from Seattle to Dallas round-trip?

Cheapflights users have booked flights from Seattle to Dallas round-trip from C$ 128. Other airlines that can offer you cheap pricing are Alaska Airlines, from C$ 249, and Delta, from C$ 272. These flights start at 57% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Seattle to Dallas one-way?

C$ 65 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Alaska Airlines, with prices starting from C$ 108 and C$ 125, respectively.

COVID Restrictions

View COVID Travel Restrictions for Dallas, TX

Do I need a COVID test to fly to Dallas from Seattle?

Information is based on travel restrictions for travel to Dallas within the United States

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Dallas.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Dallas.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Dallas.

Do I need a test to fly back to Seattle from Dallas?

Returning to Seattle/Tacoma Intl from Dallas

COVID-19 testing requirements
Visitors from Dallas must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Dallas are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Dallas, TX

Destination information for Dallas

Things to know before you go - useful duration and weather info for your trip from Seattle to Dallas.
Flight duration from SEA to Dallas
4h 08m
Average temperature for September in Dallas
32.0 °C
Avg rainfall for September in Dallas
56.0 mm

Airports servicing Seattle

Airports servicing Dallas

Dallas/Fort Worth (DFW)
Love Field (DAL)
Dallas Addison (ADS)

Top 3 airlines flying from Seattle/Tacoma Intl to Dallas

The chart below displays the airlines Cheapflights users travelling from Seattle to Dallas choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
C$ 68 C$ 189 No cancel fee 65%
Search Spirit Airlines flights
Alaska Airlines
C$ 104 C$ 235 No cancel fee 75%
Search Alaska Airlines flights
American Airlines
C$ 106 C$ 267 No cancel fee 71%
Search American Airlines flights

Hourly flight availability from Seattle to Dallas

See what time of day planes typically take off from Seattle towards Dallas.
Morning 6 AM to noon 65% of flight departures
Afternoon Noon to 6 PM 26% of flight departures
Early morning Midnight to 6 AM 6% of flight departures
Evening 6 PM to midnight 3% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Seattle to Dallas
See how many times per day planes take to the skies headed from Seattle to Dallas.
Sunday
15 daily flights
Monday
18 daily flights
Tuesday
20 daily flights
Wednesday
26 daily flights
Thursday
15 daily flights
Friday
16 daily flights
Saturday
18 daily flights
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