Cheap flights from Dallas to Seattle (DFW - SEA)

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The best prices from Dallas to Seattle are usually found in October or September, booked 25 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

How to find the cheapest flight from
Dallas (DFW) to Seattle (SEA)

All the information you need to plan the best DFW to SEA flight in 2021: compare Dallas to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
A78 - SEA
Price
$177 - $292
SEA
Temperature
46.4 - 77 °F
SEA
Rainfall
0.7 - 6.5 inches

Popular in

December

High demand for flights, 22% potential price rise

Cheapest in

October

Best time to find cheap flights, 22% potential price drop

Round-trip from

$177

From Dallas to Seattle

One-way from

$99

One-way flight from Dallas to Seattle

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Dallas to Seattle?

Saturday flights are generally found to be more expensive for flights from Dallas to Seattle. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Seattle.

How far in advance should I book a flight from Dallas to Seattle?

Users have found that booking a flight from Dallas to Seattle at least 28 days early can save you up to 71% on average compared to booking a flight this week. If booking 28 days before your flight isn’t an option for you, users have found flights from Dallas to Seattle for as little as $123 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $189 for flights departing within the next 3 days.

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

Our data shows that April tends to be the cheapest month to fly to Seattle from Dallas. Users have commonly found prices around $115 for the month, but tickets can be as low as $36. Due to multiple factors, prepare for potentially higher prices in December.

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

Unlike at noon, when flights are generally more expensive, you can save up to 22% on flights from Dallas to Seattle by exploring options for tickets in the evening.

Cheap flights from Dallas to Seattle in June, July 2021

The best prices found for DFW to SEA flights for June, July
10 Jul - 13 Jul
$158pp
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
10 Jul - 13 Jul
$161pp
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
28 Jul - 4 Aug
$167pp
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
DFW
Dallas/Fort Worth

Dallas to Seattle 2021 flight deals

Cheap flights to Seattle from Dallas found for this year
18 Oct - 28 Oct
$131pp
DAL
Dallas Love Field
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DAL
Dallas Love Field
12 Oct - 28 Oct
$132pp
DAL
Dallas Love Field
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DAL
Dallas Love Field
17 Sep - 19 Sep
$150pp
DFW
Dallas/Fort Worth
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DFW
Dallas/Fort Worth

Non-stop flights to Seattle from Dallas

Save time with Dallas to Seattle direct flight deals
18 Oct - 28 Oct
$131pp
DAL
Dallas Love Field
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DAL
Dallas Love Field
12 Oct - 28 Oct
$132pp
DAL
Dallas Love Field
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DAL
Dallas Love Field
17 Sep - 19 Sep
$150pp
DFW
Dallas/Fort Worth
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
DFW
Dallas/Fort Worth

Last minute flights from Dallas to Seattle

Late deals on round-trip flights to Seattle from Dallas, departing today and this week
1 Jul - 6 Jul
$172pp
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
DFW
Dallas/Fort Worth
1 Jul - 15 Jul
$177pp
DFW
Dallas/Fort Worth
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
DFW
Dallas/Fort Worth
1 Jul - 19 Jul
$178pp
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
DFW
Dallas/Fort Worth

One-way flights to Seattle from Dallas

The cheapest one-way flights from Dallas to Seattle
6:27 pm - 8:49 pm
American Airlines
Nonstop
4h 22m
DFW - SEA
American Airlines
2:19 pm - 4:36 am
Frontier
1 Stop
16h 17m
DFW - SEA
Frontier
$110
Kiwi.com
6:19 pm - 3:16 pm
Multiple Airlines
2 Stops
22h 57m
DFW - SEA
Multiple Airlines
$114
Kiwi.com

Related info for your journey

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

Flight FAQs

From Dallas to Seattle

Are flight prices decreasing from Dallas to Seattle due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Dallas and Seattle for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Dallas to Seattle/Tacoma Intl to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Dallas to Seattle/Tacoma Intl are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

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

Alaska Airlines, American Airlines, and Spirit Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

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

If you book a flight to Seattle from Dallas, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Dallas to Seattle/Tacoma Intl per day from 7 different airlines.

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

Yes, there are multiple flights from Dallas to Seattle for under $200. The cheapest flight booked recently is on Alaska Airlines for just $131, but on average you can expect to pay $163.

Are there nonstop flights from Dallas to Seattle for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Dallas to Seattle under $200. A good price for a nonstop flight from Dallas to Seattle is less than $175.

Are there last-minute flights available from Dallas to Seattle for under $200?

There are currently 20+ open flights from Dallas to Seattle within the next 7 days for less than $200.

What days are nonstop flights available from Dallas to Seattle?

Nonstop flights can be found on the following days: Sunday, Wednesday, Friday, Saturday.

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

On average 7 flights depart from Dallas to Seattle/Tacoma Intl per day.
Morning (6am - Noon) - 71% of flight departures
Afternoon (Noon - 6pm) - 29% of flight departures

Is Dallas weather warmer or cooler than Seattle?

We forecast the temperature to be around the 97 °F's in July, on average. The temperature in Seattle is generally colder than in Dallas. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Dallas to Seattle?

For as low as $163, Alaska Airlines can have you in Seattle from Dallas in 4h 05m. The distance between Dallas and Seattle is about 1667 mi. Generally, flights for this route are nonstop.

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

Flying on Alaska Airlines is currently your cheapest option to Seattle, with prices starting at $131. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Frontier, with the lowest prices starting at $158 and $167, respectively. Alaska Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.

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

$76 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 $84 and $99, respectively.

Alternative routes for Dallas to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Dallas to Seattle.
Flight duration
3h 59m
Average temperature for June in Seattle
71.6 °F
Avg rainfall for June in Seattle
1.6 ″

Airports servicing Dallas

Dallas Love Field (DAL)
Dallas Addison (ADS)

Airports servicing Seattle

Top 6 airlines flying from Dallas to Seattle

The chart below displays the airlines Cheapflights users traveling from Dallas to Seattle 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
Frontier
$60 $169 No cancel fee 62%
United Airlines
$98 $190 No cancel fee 69%
Spirit Airlines
$80 $209 No cancel fee 65%
Delta
$117 $211 No cancel fee N/A
Alaska Airlines
$109 $282 No cancel fee 75%
American Airlines
$104 $377 No cancel fee 71%

Hourly flight availability from Dallas to Seattle

See what time of day planes typically take off from Dallas towards Seattle.
Evening 6 PM to midnight 37% of DFW to SEA departures
Afternoon Noon to 6 PM 34% of DFW to SEA departures
Morning 6 AM to noon 28% of DFW to SEA departures
Early morning Midnight to 6 AM 1% of DFW to SEA departures
Midnight
6 AM
Noon
6 PM
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