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Cheap flights from Dallas/Fort Worth Airport to Seattle from £54

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — SEA
22 Jan — 29 Jan1
1 adult

The best prices from Dallas/Fort Worth to Seattle/Tacoma Intl are usually found in September or October, booked 50 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Dallas/Fort Worth to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Dallas/Fort Worth (DFW) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 January 2025.

Round-trip from

£124

One-way from

£54

Popular in

June

Cheapest in

September

Average price

£193
Delta
  • Delta
  • 6/2-6/2
  • Nonstop
  • 8h 37m total
  • Dallas to Seattle
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Alaska Airlines
  • Alaska Airlines
  • 18/3
  • Nonstop
  • 4h 30m total
  • Dallas to Seattle
Search Deals
High demand for flights, 19% potential price rise
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Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from Dallas/Fort Worth to Seattle

Cheapest flights from Dallas/Fort Worth to Seattle
Explore the most affordable flight options available from Dallas/Fort Worth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Thu 6/207:00DFW - SEA
Nonstop4h 40mDelta
Thu 6/217:55SEA - DFW
Nonstop3h 57mDelta
Deal found 16/1£124
Sun 2/316:50DFW - SEA
1 stop23h 26mMultiple Airlines
Sun 9/312:41SEA - DFW
1 stop15h 12mMultiple Airlines
Deal found 16/1£147
Thu 30/108:00DFW - SEA
Nonstop4h 31mAlaska Airlines
Thu 6/218:04SEA - DFW
Nonstop3h 51mAlaska Airlines
Deal found 16/1£156
Sun 2/321:55DFW - SEA
2 stops28h 30mSpirit Airlines
Sun 9/312:41SEA - DFW
1 stop15h 12mSpirit Airlines
Deal found 16/1£157
Tue 25/211:09DFW - SEA
2 stops9h 20mUnited Airlines
Tue 25/223:59SEA - DFW
1 stop7h 50mUnited Airlines
Deal found 16/1£182
Tue 28/110:20DFW - SEA
Nonstop4h 46mAmerican Airlines
Thu 30/100:45SEA - DFW
Nonstop3h 53mAmerican Airlines
Deal found 16/1£292
Thu 24/720:50DFW - SEA
1 stop28h 00mSun Country Air
Sat 26/723:59SEA - DFW
1 stop19h 49mSun Country Air
Deal found 16/1£348

Find flights from Dallas/Fort Worth to Seattle within your budget

Customise your flight search to find flights from Dallas/Fort Worth to Seattle 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, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Thu 6/2

07:00-09:40

Nonstop4h 40m

Seattle/Tacoma Intl

Thu 6/2

17:55-23:52

Nonstop3h 57m

£124

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 4/2

17:52-20:23

Nonstop4h 31m

Seattle/Tacoma Intl

Thu 6/2

18:04-23:55

Nonstop3h 51m

£142

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Sun 2/3

16:50-14:16

1 stop23h 26m

Seattle/Tacoma Intl

Sun 9/3

12:41-05:53

1 stop15h 12m

£147

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Sun 2/3

21:55-00:25

2 stops28h 30m

Seattle/Tacoma Intl

Sun 9/3

12:41-05:53

1 stop15h 12m

£157

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 25/2

11:09-18:29

2 stops9h 20m

Seattle/Tacoma Intl

Tue 25/2

23:59-09:49

1 stop7h 50m

£182

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 28/1

10:20-13:06

Nonstop4h 46m

Seattle/Tacoma Intl

Thu 30/1

00:45-06:38

Nonstop3h 53m

£292

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 18/3

08:00-10:30

Nonstop4h 30m

£54

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Thu 6/2

16:19-18:48

Nonstop4h 29m

£62

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Sat 1/3

11:09-18:29

2 stops9h 20m

£97

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Thu 13/2

08:08-17:04

2 stops10h 56m

£515

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Best time to book a flight from Dallas/Fort Worth to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Dallas/Fort Worth with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Dallas/Fort Worth to Seattle

Get recent, data-driven insights about flights from Dallas/Fort Worth to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Dallas/Fort Worth Airport to Seattle?

Use this chart to determine the optimal time to book a return flight from Dallas/Fort Worth to Seattle. Price data was last updated on 10 January 2025.

The price you pay for your flight from Dallas/Fort Worth Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Seattle (average of £622). Flying from Dallas/Fort Worth Airport to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DFW to SEA?

Find hourly flight availability from Dallas/Fort Worth to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dallas/Fort Worth Airport to Seattle as you normally would.

Weekly flight availability from Dallas/Fort Worth Airport to Seattle

Explore weekly flight availability from Dallas/Fort Worth to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 January 2025.

The most flights from DFW to SEA are scheduled on a Thursday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 17 January 2025.
Read through reviews of airlines operating flights from Dallas to Seattle, such as United Airlines, Delta and Alaska Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
9,684 reviews
Check prices

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very Good
9,684 reviews
Alaska Airlines
8.0
Very Good
9,684 reviews
Check prices

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very Good
8,513 reviews
Alaska Airlines
8.0
Very Good
9,684 reviews
Check prices

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,969 reviews
Alaska Airlines
8.0
Very Good
9,684 reviews
Check prices

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very Good
9,684 reviews
Check prices

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Spirit Airlines
6.3
Okay
8,102 reviews
Alaska Airlines
8.0
Very Good
9,684 reviews
Check prices

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Dallas/Fort Worth to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Dallas/Fort Worth?

    For a flight from Dallas/Fort Worth to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 33 inbound flights from Dallas/Fort Worth per day. 0 airlines have flights to Seattle/Tacoma Intl from Dallas/Fort Worth on a regular basis.

  • What are the cheapest airlines flying from Dallas/Fort Worth Airport to Seattle round-trip?

    Our cheapest airline available from Dallas/Fort Worth Airport to Seattle is Delta. Our recent data shows that you can find tickets from as low as £124 on this airline. Additional options worth looking into are Alaska Airlines and Spirit Airlines, starting at £142 and £157 round-trip. These flights start at 49% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Dallas/Fort Worth Airport to Seattle one-way?

    One-way options have recently been found by users for as low as £54 on Alaska Airlines. Other airlines that offer cheap prices include Delta from £62 and United Airlines from £97 one-way.

  • What are the most reliable airlines from Dallas/Fort Worth Airport to Seattle?

    Consider China Eastern (85%), Japan Airlines (84%) or GOL (84%) when booking your flight. These represent the most reliable airlines when flying from Dallas/Fort Worth Airport to Seattle.

  • Can I find deals for flights from Dallas/Fort Worth to Seattle that include hotel bookings?

    Yes. In addition to deals on Dallas/Fort Worth to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dallas/Fort Worth to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas/Fort Worth to Seattle.

  • Can I find deals for business class flights from Dallas/Fort Worth to Seattle?

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Seattle (average of £622). Flying from Dallas/Fort Worth Airport to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell

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Can Cheapflights notify me if prices for flights from Dallas/Fort Worth to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Dallas/Fort Worth today and book when prices fit your budget.

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