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Cheap flights from Seattle to Dallas from $107

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 1/5. 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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Find the cheapest flights from Seattle to Dallas

Cheap round-trip flights

Frontier Logo
8:43 pm - 12:19 amSEA-DFW
25h 36m1 stop
Frontier Logo
10:42 pm - 3:16 pmDFW-SEA
18h 34m1 stop
$164Frontier
Find Deal
Fri, Oct 10 - Wed, Oct 15
Frontier Logo
12:05 pm - 9:26 pmSEA-DFW
7h 21m1 stop
Frontier Logo
6:00 am - 12:30 amDFW-SEA
20h 30m1 stop
$166Frontier
Find Deal
Thu, Sep 11 - Thu, Sep 18
Delta Logo
5:55 pm - 11:54 pmSEA-DFW
3h 59mnonstop
Delta Logo
7:10 am - 9:50 amDFW-SEA
4h 40mnonstop
$199Delta
Find Deal
Sat, Nov 22 - Thu, Nov 27
Hawaiian Airlines Logo
12:58 am - 6:55 amSEA-DFW
3h 57mnonstop
Hawaiian Airlines Logo
8:00 am - 10:36 amDFW-SEA
4h 36mnonstop
$205Hawaiian Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
Hawaiian Airlines Logo
5:58 pm - 11:59 pmSEA-DFW
4h 01mnonstop
Hawaiian Airlines Logo
11:00 am - 1:31 pmDFW-SEA
4h 31mnonstop
$215Hawaiian Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
Logo
10:16 am - 4:13 pmSEA-DFW
3h 57mnonstop
Logo
3:12 pm - 5:37 pmDFW-SEA
4h 25mnonstop
$220
Find Deal
Fri, Oct 10 - Wed, Oct 15
Logo
10:16 am - 4:13 pmSEA-DFW
3h 57mnonstop
Logo
8:00 am - 10:36 amDFW-SEA
4h 36mnonstop
$224
Find Deal
Fri, Oct 24 - Tue, Oct 28
Delta Logo
9:30 am - 3:32 pmSEA-DFW
4h 02mnonstop
Delta Logo
7:10 am - 9:50 amDFW-SEA
4h 40mnonstop
$228Delta
Find Deal
Mon, Nov 24 - Thu, Nov 27
Southwest Logo
12:30 pm - 6:35 pmSEA-DAL
4h 05mnonstop
Southwest Logo
11:30 am - 1:40 pmDAL-SEA
4h 10mnonstop
$229Southwest
Find Deal
Tue, Sep 23 - Tue, Sep 30
Southwest Logo
9:10 am - 9:15 pmSEA-DAL
10h 05m1 stop
Southwest Logo
11:05 am - 3:05 pmDAL-SEA
6h 00m1 stop
$239Southwest
Find Deal
Tue, Oct 7 - Wed, Oct 8

Delta flights from Seattle to Dallas

Our best Delta deals on Seattle to Dallas flight tickets
Delta
Nov 22
SEA5:55 pmSeattle/Tacoma Intl
3h 59m
DFW11:54 pmDallas/Fort Worth
Nov 27
DFW7:10 amDallas/Fort Worth
4h 40m
SEA9:50 amSeattle/Tacoma Intl
$199
Find similar
Delta
Nov 24
SEA9:30 amSeattle/Tacoma Intl
4h 02m
DFW3:32 pmDallas/Fort Worth
Nov 27
DFW7:10 amDallas/Fort Worth
4h 40m
SEA9:50 amSeattle/Tacoma Intl
$228
Find similar
Delta
Sep 4
SEA5:50 pmSeattle/Tacoma Intl
3h 54m
DFW11:44 pmDallas/Fort Worth
Sep 8
DFW4:25 pmDallas/Fort Worth
4h 21m
SEA6:46 pmSeattle/Tacoma Intl
$243
Find similar

Hawaiian Airlines flights from Seattle to Dallas

Our best Hawaiian Airlines deals on Seattle to Dallas flight tickets
Hawaiian Airlines
Oct 31
SEA12:58 amSeattle/Tacoma Intl
3h 57m
DFW6:55 amDallas/Fort Worth
Nov 8
DFW8:00 amDallas/Fort Worth
4h 36m
SEA10:36 amSeattle/Tacoma Intl
$205
Find similar
Hawaiian Airlines
Oct 11
SEA5:58 pmSeattle/Tacoma Intl
4h 01m
DFW11:59 pmDallas/Fort Worth
Oct 18
DFW11:00 amDallas/Fort Worth
4h 31m
SEA1:31 pmSeattle/Tacoma Intl
$215
Find similar
Hawaiian Airlines
Oct 21
SEA9:50 amSeattle/Tacoma Intl
4h 05m
DFW3:55 pmDallas/Fort Worth
Oct 22
DFW6:29 pmDallas/Fort Worth
4h 17m
SEA8:46 pmSeattle/Tacoma Intl
$219
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Dallas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 28, 2025.
Use the filters below to find and compare flights from Seattle to Dallas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Fri 10/10

8:43 pm-12:19 am

1 stop25h 36m

Dallas/Fort Worth

Wed 10/15

10:42 pm-3:16 pm

1 stop18h 34m

$164

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Thu 9/11

12:05 pm-9:26 pm

1 stop7h 21m

Dallas/Fort Worth

Thu 9/18

6:00 am-12:30 am

1 stop20h 30m

$166

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Sat 11/22

5:55 pm-11:54 pm

Nonstop3h 59m

Dallas/Fort Worth

Thu 11/27

7:10 am-9:50 am

Nonstop4h 40m

$199

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Fri 10/31

12:58 am-6:55 am

Nonstop3h 57m

Dallas/Fort Worth

Sat 11/8

8:00 am-10:36 am

Nonstop4h 36m

$205

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Sat 10/11

5:58 pm-11:59 pm

Nonstop4h 01m

Dallas/Fort Worth

Sat 10/18

11:00 am-1:31 pm

Nonstop4h 31m

$215

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Fri 10/10

10:16 am-4:13 pm

Nonstop3h 57m

Dallas/Fort Worth

Wed 10/15

3:12 pm-5:37 pm

Nonstop4h 25m

$220

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Fri 10/24

10:16 am-4:13 pm

Nonstop3h 57m

Dallas/Fort Worth

Tue 10/28

8:00 am-10:36 am

Nonstop4h 36m

$224

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Mon 11/24

9:30 am-3:32 pm

Nonstop4h 02m

Dallas/Fort Worth

Thu 11/27

7:10 am-9:50 am

Nonstop4h 40m

$228

SeattleDallas

SEA - DAL

SEADAL

Seattle/Tacoma Intl

Tue 9/23

12:30 pm-6:35 pm

Nonstop4h 05m

Dallas Love Field

Tue 9/30

11:30 am-1:40 pm

Nonstop4h 10m

$229

SeattleDallas

SEA - DAL

SEADAL

Seattle/Tacoma Intl

Tue 10/7

9:10 am-9:15 pm

1 stop10h 05m

Dallas Love Field

Wed 10/8

11:05 am-3:05 pm

1 stop6h 00m

$239

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dallas from

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 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 January is also very affordable. Most momondo users find prices during this month for around $246.

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 $433. 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 $580.

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 $306 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 $529 per ticket.

What is the cheapest Seattle/Tacoma Intl to Dallas flight route?

Fly from Seattle/Tacoma Intl to Dallas Love Field 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 weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $283 when searching 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 $230 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.

Cheap Seattle to Dallas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Dallas

Fastest flight time

3h 48m

Direct flights

Every day

Airports in Dallas

1 airport
The fastest flight from Seattle to Dallas takes 3h 48m
Direct flights go from Seattle to Dallas every day.
There is 1 airport near Dallas: Dallas/Fort Worth (DFW)
Search flight deals

  • 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 57m 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?

  • 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
FrontierPriceFrom $76Free CancellationRating
5.8
3,204 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $94Free CancellationRating
6.3
8,028 reviews
Search Spirit Airlines flights
DeltaPriceFrom $131Free CancellationRating
7.9
7,977 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $136Free CancellationRating
7.8
2,688 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $179Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $181Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $207Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $254Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights

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.

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Find better results for your trip to the United States

Fly into one of these airports located in Dallas

Airports listed have a maximum distance of 15.5 mi from Dallas
Dallas Love Field Airport
Dallas/Fort Worth Airport