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£77+ Cheap 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 6/9. 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
16 Jul — 23 Jul1
1 adult

What to know about flights from Seattle

Discover essential information about flights departing from Seattle, including flight schedules, destinations, airlines operating at the Seattle airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 11 July 2025.

Cheapest round-trip flight

£319

Cheapest airline

Alaska Airlines

Good round-trip deal

£63 or less

Good one-way deal

£57 or less
The cheapest round-trip flight from Seattle/Tacoma Intl is currently to Reykjavik Keflavik Intl.
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On average, Alaska Airlines currently has the cheapest one-way flight from Seattle/Tacoma Intl (avg. price of £174).
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Price to beat on a round-trip flight from Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Seattle/Tacoma Intl.
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Find 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 11 July 2025.

Thu 24/711:34SEA - JFK
Nonstop5h 46mDelta
Fri 1/816:35JFK - SEA
Nonstop6h 34mDelta
Deal found 9/7£182
Fri 5/906:15SEA - LGA
1 stop14h 10mSouthwest
Mon 8/906:15LGA - SEA
1 stop11h 35mSouthwest
Deal found 8/7£182
Sat 1/1105:20SEA - JFK
1 stop6h 58mAlaska Airlines
Tue 4/1109:45JFK - SEA
1 stop12h 09mAlaska Airlines
Deal found 9/7£188
Thu 9/1023:40SEA - JFK
Nonstop5h 20mJetBlue
Mon 13/1018:50JFK - SEA
Nonstop6h 20mJetBlue
Deal found 10/7£189
Tue 28/1000:34SEA - LGA
1 stop7h 49mAmerican Airlines
Wed 5/1106:00LGA - SEA
1 stop8h 44mAmerican Airlines
Deal found 9/7£191
Tue 2/923:55SEA - LGA
1 stop7h 56mDelta
Wed 1/1016:59LGA - SEA
1 stop8h 07mDelta
Deal found 9/7£193
Fri 31/1023:34SEA - JFK
Nonstop5h 19mHawaiian Airlines
Wed 5/1116:54JFK - SEA
Nonstop6h 19mHawaiian Airlines
Deal found 9/7£202
Tue 5/822:05SEA - LGA
1 stop8h 43mUnited Airlines
Fri 22/817:19LGA - SEA
1 stop8h 01mUnited Airlines
Deal found 10/7£214
Sat 23/806:25SEA - LGA
1 stop12h 40mFrontier
Sat 30/822:50LGA - SEA
1 stop13h 44mFrontier
Deal found 9/7£238
Sun 2/1118:30SEA - JFK
1 stop13h 03mSun Country Air
Fri 7/1111:32JFK - SEA
1 stop8h 49mSun Country Air
Deal found 9/7£239
Thu 13/1114:35SEA - GLA
1 stop11h 20mIcelandair
Wed 19/1112:35GLA - SEA
1 stop12h 25mIcelandair
Deal found 9/7£375
Mon 27/1015:35SEA - EDI
1 stop11h 45mIcelandair
Fri 7/1111:30EDI - SEA
1 stop13h 30mIcelandair
Deal found 9/7£377

Find flights from Seattle within your budget

Find flights departing from Seattle that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 11 July 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Thu 24/7

11:34-20:20

Nonstop5h 46m

New York John F Kennedy Intl

Fri 1/8

16:35-20:09

Nonstop6h 34m

£182

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Fri 5/9

06:15-23:25

1 stop14h 10m

New York LaGuardia

Mon 8/9

06:15-14:50

1 stop11h 35m

£182

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Sat 1/11

05:20-15:18

1 stop6h 58m

New York John F Kennedy Intl

Tue 4/11

09:45-18:54

1 stop12h 09m

£188

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Thu 9/10

23:40-08:00

Nonstop5h 20m

New York John F Kennedy Intl

Mon 13/10

18:50-22:10

Nonstop6h 20m

£189

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 28/10

00:34-11:23

1 stop7h 49m

New York LaGuardia

Wed 5/11

06:00-11:44

1 stop8h 44m

£191

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 2/9

23:55-10:51

1 stop7h 56m

New York LaGuardia

Wed 1/10

16:59-22:06

1 stop8h 07m

£193

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Fri 31/10

23:34-07:53

Nonstop5h 19m

New York John F Kennedy Intl

Wed 5/11

16:54-20:13

Nonstop6h 19m

£202

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Tue 5/8

22:05-09:48

1 stop8h 43m

New York LaGuardia

Fri 22/8

17:19-22:20

1 stop8h 01m

£214

SeattleNew York

SEA - LGA

SEALGA

Seattle/Tacoma Intl

Sat 23/8

06:25-22:05

1 stop12h 40m

New York LaGuardia

Sat 30/8

22:50-09:34

1 stop13h 44m

£238

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Sun 2/11

18:30-10:33

1 stop13h 03m

New York John F Kennedy Intl

Fri 7/11

11:32-17:21

1 stop8h 49m

£239

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 60 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.

Travel insights for flights from Seattle

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

When is the best time to book a flight from Seattle?

Use this chart to determine the optimal time to book a return flight from Seattle to Heathrow. Price data was last updated on 27 June 2025.

Booking 32 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle?

Currently, November is the cheapest month in which you can book a flight from Seattle (average of £352). Flying from Seattle in June will prove the most costly (average of £586). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Seattle?

Many airlines operate round-trip flights from Seattle: Virgin Atlantic, British Airways, Icelandair. These airlines fly to the following popular destinations: London.

Alaska Airlines
Alaska Airlines
From £85
Virgin Atlantic
Virgin Atlantic
From £573
Icelandair
Icelandair
From £484
British Airways
British Airways
From £613

What are popular destinations to fly to from Seattle?

If you’re flying from Seattle, these routes are more frequently taken by airlines Chicago (901 flights per day), Los Angeles (647 flights per day) and San Francisco (606 flights per day).

London
London
From £498
Reykjavik
Reykjavik
From £182
San Francisco
San Francisco
From £103
Washington, D.C.
Washington, D.C.
From £216

What is the cheapest place to fly to from Seattle?

The cheapest city to fly to from Seattle is Boise Air Term. Gowen Fld, with prices starting at £57. Explore other affordable destinations below.

Boise Air Term. Gowen Fld
Boise Air Term. Gowen Fld
From £77
Calgary
Calgary
From £81
Ontario
Ontario
From £86
Chicago
Chicago
From £94

Airline reviews for flights from Seattle

Get insights into the airlines that provide service 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 airline for your flight from Seattle. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Check out reviews from past customers who have flown Delta, Austrian Airlines, andAir France from Seattle to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,951 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
811 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,467 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,846 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,927 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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Direct flights from Washington

Book a direct flight from one of these other cities located in Washington.
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Direct flights from Pullman

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 11 July 2025.

  • What are the most popular destinations to fly to from Seattle?

    This month, the top selected destinations from Seattle are Boston, Bengaluru, Mumbai. Throughout the year, Boston, Mumbai, Bangkok Suvarnabhumi Airport are some of the top choices made by users flying from Seattle.

  • What is the cheapest flight from Seattle to anywhere?

    Users have flown out of Seattle for as low as £57 to Boise (prices may vary depending on the airline and departure time). On average, users have booked flights for £451 to fly from Seattle.

  • What are the cheapest airlines flying from Seattle to anywhere?

    Over the past few days, we've found that Spirit Airlines, Alaska Airlines, and Delta have the cheapest prices from Seattle. Spirit Airlines flights from Seattle to Las Vegas Harry Reid Intl (£42), Alaska Airlines flights from Seattle to Anchorage (£63), and Delta flights from Seattle to Denver Intl (£65).

  • What is the cheapest premium economy flight from Seattle?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from Seattle.
    Seattle/Tacoma Intl to San Diego from £270
    Seattle/Tacoma Intl to San Francisco from £338
    Seattle/Tacoma Intl to Kahului from £395
    Seattle/Tacoma Intl to Anchorage from £660

  • What is the cheapest first class flight from Seattle?

    If you’re looking for a cheap first-class flight from Seattle, consider Missoula. Prices start at £146 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from Seattle?

    At the present moment the cheapest month to fly from Seattle is currently November; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Seattle?

    Check out the cheapest flights from Seattle to embark to:
    Travel from Seattle to London from £305 round trip
    Travel from Seattle to Edinburgh from £352 round trip
    Travel from Seattle to Glasgow from £375 round trip

  • How does Cheapflights help users find flights from Seattle?

    Cheapflights helps you search for flights from Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from Seattle?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Seattle with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from Seattle become cheaper?

    Not ready to book yet? You can track prices for flights from Seattle on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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How does Cheapflights help users find flights from Seattle?

Cheapflights helps you search for flights from Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seattle with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle become cheaper?

Not ready to book yet? You can track prices for flights from Seattle on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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