Direct flights to Seattle | Cheapflights

Find flight deals to Seattle

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Cheapest flights to Seattle
Explore the most affordable flight options available to Seattle. Find the lowest fares based on data from user searches, with prices last updated on 5 December 2025.

Fri 13/214:55LHR - SEA

Nonstop10h 00mBritish Airways

Thu 19/218:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 4/12£476

Tue 10/314:30LHR - SEA

Nonstop10h 05mVirgin Atlantic

Tue 17/319:25SEA - LHR

Nonstop9h 30mVirgin Atlantic

Deal found 3/12£477

Tue 24/209:25LHR - SEA

Nonstop10h 05mBritish Airways

Tue 3/318:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 3/12£480

Tue 3/313:20LHR - SEA

Nonstop10h 05mVirgin Atlantic

Mon 9/319:25SEA - LHR

Nonstop9h 30mVirgin Atlantic

Deal found 3/12£484

Fri 10/416:30LHR - SEA

Nonstop9h 55mBritish Airways

Wed 15/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 4/12£485

Sun 12/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Thu 16/413:35SEA - LHR

Nonstop9h 15mBritish Airways

Deal found 4/12£489

Tue 3/314:55LHR - SEA

Nonstop10h 00mBritish Airways

Mon 9/319:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 4/12£490

Wed 21/114:55LHR - SEA

Nonstop10h 00mBritish Airways

Sat 28/218:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 3/12£493

Fri 27/209:25LHR - SEA

Nonstop10h 05mBritish Airways

Sun 8/319:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 4/12£497

Best flights to Seattle
Discover carefully curated flight deals to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.

Fri 27/209:25LHR - SEA

Nonstop10h 05mFinnair

Sun 8/319:50SEA - LHR

Nonstop9h 30mFinnair

Deal found 4/12£499

Sat 17/114:55LHR - SEA

Nonstop10h 00mBritish Airways

Mon 2/218:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 3/12£513

Mon 20/416:30LHR - SEA

Nonstop9h 55mBritish Airways

Wed 29/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 3/12£518

Tue 14/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Wed 22/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 3/12£518

Mon 6/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Sun 19/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 3/12£518

Sat 18/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Sat 25/413:35SEA - LHR

Nonstop9h 15mBritish Airways

Deal found 3/12£518

Wed 8/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Thu 16/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 3/12£518

Mon 13/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Mon 20/413:35SEA - LHR

Nonstop9h 15mBritish Airways

Deal found 3/12£518

Sun 19/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Sun 26/413:35SEA - LHR

Nonstop9h 15mBritish Airways

Deal found 3/12£518

Sat 18/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Sun 26/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 3/12£518

Thu 9/416:30LHR - SEA

Nonstop9h 55mBritish Airways

Tue 14/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 3/12£518

Thu 9/416:30LHR - SEA

Nonstop9h 55mBritish Airways

Fri 17/420:20SEA - LHR

Nonstop9h 25mBritish Airways

Deal found 3/12£518

Last-minute flights to Seattle
Discover last-minute flight deals to Seattle. Data last updated 5 December 2025 and is based on user searches.

Thu 11/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Thu 29/118:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 3/12£532

Wed 10/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Thu 29/118:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 3/12£574

Thu 11/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Tue 23/1213:25SEA - LHR

Nonstop9h 35mBritish Airways

Deal found 3/12£642

Thu 11/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Fri 26/1213:35SEA - LHR

Nonstop9h 35mBritish Airways

Deal found 3/12£668

Wed 10/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Sat 20/1213:35SEA - LHR

Nonstop9h 35mBritish Airways

Deal found 3/12£676

Wed 10/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Tue 23/1213:25SEA - LHR

Nonstop9h 35mBritish Airways

Deal found 3/12£684

Thu 11/1212:20LHR - SEA

Nonstop10h 38mAir France

Sat 27/1219:20SEA - LHR

Nonstop9h 45mAir France

Deal found 3/12£685

Thu 11/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Thu 25/1218:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 3/12£707

Wed 10/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Fri 26/1213:35SEA - LHR

Nonstop9h 35mBritish Airways

Deal found 3/12£710

Wed 10/1214:55LHR - SEA

Nonstop10h 00mBritish Airways

Thu 25/1218:50SEA - LHR

Nonstop9h 30mBritish Airways

Deal found 3/12£749

Mon 15/1212:20LHR - SEA

Nonstop10h 38mDelta

Mon 22/1216:48SEA - LHR

Nonstop9h 42mDelta

Deal found 3/12£823

Mon 15/1214:45LHR - SEA

Nonstop10h 05mDelta

Sun 28/1216:48SEA - LHR

Nonstop9h 42mDelta

Deal found 3/12£857

One-way flights to Seattle
Search for one-way flight options to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 December 2025.

Fri 27/214:55LHR - SEA

Nonstop10h 00mFinnair

Deal found 3/12£403

Sun 8/314:55LHR - SEA

Nonstop10h 00mFinnair

Deal found 3/12£406

Sat 31/114:55LHR - SEA

Nonstop10h 00mFinnair

Deal found 3/12£408

Sat 9/509:50LHR - SEA

Nonstop9h 45mBritish Airways

Deal found 4/12£411

Fri 17/409:50LHR - SEA

Nonstop9h 45mBritish Airways

Deal found 5/12£413

Sun 1/212:20LHR - SEA

Nonstop10h 25mDelta

Deal found 3/12£415

Fri 8/509:50LHR - SEA

Nonstop9h 45mFinnair

Deal found 3/12£418

Sat 18/409:50LHR - SEA

Nonstop9h 45mFinnair

Deal found 2/12£420

Mon 6/409:50LHR - SEA

Nonstop9h 45mFinnair

Deal found 4/12£428

Wed 27/516:30LHR - SEA

Nonstop9h 55mBritish Airways

Deal found 3/12£434

Mon 1/611:20LHR - SEA

Nonstop10h 00mAir France

Deal found 3/12£436

Best time to book a flight to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle 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.

Fly from

Route

Depart

Return

Price

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 27/2

09:25-11:30

Nonstop10h 05m

Seattle/Tacoma Intl

Sun 8/3

19:50-12:20

Nonstop9h 30m

£499

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sat 17/1

09:25-11:30

Nonstop10h 05m

Seattle/Tacoma Intl

Sun 1/2

18:50-12:20

Nonstop9h 30m

£514

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 29/1

14:55-16:55

Nonstop10h 00m

Seattle/Tacoma Intl

Wed 4/2

18:50-12:20

Nonstop9h 30m

£515

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 16/4

16:30-18:25

Nonstop9h 55m

Seattle/Tacoma Intl

Tue 21/4

20:20-13:45

Nonstop9h 25m

£518

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 20/4

16:30-18:25

Nonstop9h 55m

Seattle/Tacoma Intl

Wed 29/4

20:20-13:45

Nonstop9h 25m

£518

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 14/4

09:50-11:35

Nonstop9h 45m

Seattle/Tacoma Intl

Wed 22/4

20:20-13:45

Nonstop9h 25m

£518

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 7/4

16:30-18:25

Nonstop9h 55m

Seattle/Tacoma Intl

Fri 17/4

20:20-13:45

Nonstop9h 25m

£518

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 6/4

09:50-11:35

Nonstop9h 45m

Seattle/Tacoma Intl

Sun 19/4

20:20-13:45

Nonstop9h 25m

£518

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 15/4

09:50-11:35

Nonstop9h 45m

Seattle/Tacoma Intl

Fri 24/4

20:20-13:45

Nonstop9h 25m

£518

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 13/4

16:30-18:25

Nonstop9h 55m

Seattle/Tacoma Intl

Fri 24/4

13:35-06:50

Nonstop9h 15m

£518

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 22 results

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Reviews of airlines flying non-stop to Seattle

Check out reviews from past customers who have flown KLM, Virgin Atlantic, andAir France to the United States to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

7.7

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Virgin Atlantic

7.5

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

7.4

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

7.0

Good

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

British Airways

6.7

Okay

7.7

Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

FAQ about direct flights to Seattle

Which airlines fly direct to Seattle?
At the moment, Virgin Atlantic, British Airways, Icelandair, KLM, Air France, Aer Lingus, Lufthansa, Finnair, United Airlines, Delta offer direct flights to Seattle. Virgin Atlantic is currently the most popular airline that flies direct to Seattle.
How long is a direct flight to Seattle?
While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Seattle to last approximately 9h 45m on average. The quickest direct flight to Seattle at this time departs from London Heathrow Airport (9h 45m), while the longest leaves from London Heathrow Airport (9h 45m).
What is the best time of year to fly direct to Seattle?
If you're seeking the lowest price on a direct flight to Seattle, February is worth consideration, as prices are usually at their lowest, on average. January may be most appealing to users looking for the quietest time to visit Seattle, when demand is typically at its lowest.
What is the most popular direct flight origin to Seattle?
Currently, the most popular direct flight origin to Seattle is London Heathrow Airport. A return direct flight from London Heathrow Airport to Seattle typically costs around £2,635.

See more FAQs

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