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£98+ Direct flights from Seattle

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — LHR
5 May — 12 May1
1 adult

Direct flights from Seattle

Cheapest flights from Seattle
Explore the most affordable flight options available from Seattle. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Sat 24/513:55SEA - LAX
Nonstop2h 42mAlaska Airlines
Sat 24/519:55LAX - SEA
Nonstop2h 52mAlaska Airlines
Deal found 29/4£98
Sat 24/511:55SEA - LAX
Nonstop2h 52mDelta
Sat 24/519:55LAX - SEA
Nonstop2h 56mDelta
Deal found 29/4£102
Thu 5/614:30SEA - LAX
Nonstop2h 45mHawaiian Airlines
Sat 7/619:55LAX - SEA
Nonstop2h 52mHawaiian Airlines
Deal found 29/4£110
Wed 21/517:13SEA - LAX
Nonstop2h 42mUnited Airlines
Mon 26/510:35LAX - SEA
Nonstop2h 51mUnited Airlines
Deal found 29/4£116
Sun 3/813:30SEA - LHR
Nonstop9h 20mIberia
Tue 19/816:30LHR - SEA
Nonstop9h 50mIberia
Deal found 29/4£475
Mon 4/820:25SEA - LHR
Nonstop9h 50mDelta
Wed 13/817:25LHR - SEA
Nonstop10h 20mDelta
Deal found 29/4£486
Wed 1/1013:30SEA - LHR
Nonstop9h 20mBritish Airways
Tue 14/1016:30LHR - SEA
Nonstop9h 50mBritish Airways
Deal found 29/4£503
Tue 14/1017:35SEA - LHR
Nonstop9h 45mVirgin Atlantic
Thu 23/1017:25LHR - SEA
Nonstop10h 25mVirgin Atlantic
Deal found 28/4£507
Wed 30/720:25SEA - LHR
Nonstop9h 50mAir France
Fri 15/818:00LHR - SEA
Nonstop10h 20mAir France
Deal found 28/4£585
Mon 30/606:45SEA - LAX
Nonstop2h 55mMultiple Airlines
Sun 31/821:10LAX - SEA
Nonstop2h 49mMultiple Airlines
Deal found 29/4£591

Find direct flights from Seattle within your budget

Use the slider to find direct flights from Seattle within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches. This data was last updated on 30 April 2025.

Fly to

Heathrow

Route

Depart

Return

Price

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 24/5

13:55-16:37

Nonstop2h 42m

Los Angeles

Sat 24/5

19:55-22:47

Nonstop2h 52m

£98

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 24/5

11:55-14:47

Nonstop2h 52m

Los Angeles

Sat 24/5

19:55-22:51

Nonstop2h 56m

£102

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 21/5

17:13-19:55

Nonstop2h 42m

Los Angeles

Mon 26/5

10:35-13:26

Nonstop2h 51m

£116

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 21/5

06:00-08:35

Nonstop2h 35m

Los Angeles

Mon 26/5

06:00-08:56

Nonstop2h 56m

£132

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sun 3/8

13:30-06:50

Nonstop9h 20m

London Heathrow

Tue 19/8

16:30-18:20

Nonstop9h 50m

£475

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Mon 4/8

17:35-11:20

Nonstop9h 45m

London Heathrow

Thu 14/8

13:25-15:45

Nonstop10h 20m

£486

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Wed 3/9

13:30-06:50

Nonstop9h 20m

London Heathrow

Tue 30/9

09:25-11:10

Nonstop9h 45m

£503

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Sun 10/8

20:25-14:15

Nonstop9h 50m

London Heathrow

Sat 23/8

17:25-19:45

Nonstop10h 20m

£562

SeattleLondon

SEA - LHR

SEALHR

Seattle/Tacoma Intl

Tue 13/5

20:20-13:40

Nonstop9h 20m

London Heathrow

Tue 20/5

16:30-18:20

Nonstop9h 50m

£580

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Mon 30/6

06:45-09:40

Nonstop2h 55m

Los Angeles

Sun 31/8

21:10-23:59

Nonstop2h 49m

£591

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 24 results
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Best time to book a flight from Seattle

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

Reviews of airlines flying non-stop to Seattle

Get insights into the airlines that provide direct flights from 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 from Seattle. Reviews last updated Cheapflights.
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,929 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.3
Good
2,922 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Access useful and relevant information related to your journey from Seattle. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 30 April 2025.

  • Where can you fly direct from Seattle?

    Currently, the most popular direct flight destination from Seattle is London Heathrow Airport.

  • How much are direct flights from Seattle?

    On average, a one-way direct flight from Seattle will cost users approximately £353. If you're looking for a direct round-trip flight from Seattle, you can expect to pay around £400.

  • How long is a direct flight from Seattle?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from Seattle to last approximately 3h 28m on average. The quickest direct flight from Seattle at this time departs from Seattle (0h 51m), while the longest leaves from Seattle (9h 20m).

  • What is the best time of year to fly direct from Seattle?

    If you're seeking the lowest price on a direct flight from Seattle, January is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, January offers travelers the most options.

See more FAQs

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