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£62+ 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 1/4. 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
24 Feb — 3 Mar1
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 19 February 2025.

Cheapest one-way flight

£190

Cheapest round-trip flight

£380

Cheapest airline

Frontier

Most popular destination

London Heathrow (LHR)

Good round-trip deal

£52 or less

Good one-way deal

£43 or less
The cheapest one-way flight from Seattle/Tacoma Intl is currently to Reykjavik Keflavik Intl.
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The cheapest round-trip flight from Seattle/Tacoma Intl is currently to Reykjavik Keflavik Intl.
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On average, Frontier currently has the cheapest one-way flight from Seattle/Tacoma Intl (avg. price of £162).
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London Heathrow (LHR) is currently the most popular flight destination from Seattle/Tacoma Intl (average return price of £415).
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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 19 February 2025.

Tue 18/306:15SEA - EWR
Nonstop5h 18mAlaska Airlines
Sun 23/318:27EWR - SEA
Nonstop6h 18mAlaska Airlines
Deal found 19/2£189
Wed 19/323:25SEA - EWR
Nonstop5h 05mUnited Airlines
Sun 23/319:04EWR - SEA
Nonstop6h 19mUnited Airlines
Deal found 19/2£190
Mon 24/315:58SEA - EWR
1 stop11h 32mHawaiian Airlines
Thu 27/307:00EWR - SEA
Nonstop6h 15mHawaiian Airlines
Deal found 19/2£197
Mon 3/305:15SEA - EWR
1 stop21h 05mSpirit Airlines
Wed 5/318:59EWR - SEA
1 stop19h 47mSpirit Airlines
Deal found 17/2£199
Sat 15/322:56SEA - JFK
Nonstop5h 29mDelta
Sat 22/319:00JFK - SEA
Nonstop6h 25mDelta
Deal found 18/2£204
Wed 30/414:35SEA - JFK
Nonstop5h 24mAlaska Airlines
Wed 7/520:08JFK - SEA
1 stop15h 58mAlaska Airlines
Deal found 18/2£212
Wed 12/318:56SEA - EWR
1 stop7h 46mDelta
Mon 17/318:23EWR - SEA
1 stop8h 09mDelta
Deal found 19/2£216
Thu 1/521:30SEA - JFK
Nonstop5h 25mJetBlue
Wed 14/516:55JFK - SEA
Nonstop6h 18mJetBlue
Deal found 17/2£216
Wed 12/314:21SEA - JFK
Nonstop5h 08mHawaiian Airlines
Tue 18/309:30JFK - SEA
1 stop10h 29mHawaiian Airlines
Deal found 19/2£232
Fri 4/723:59SEA - JFK
1 stop7h 32mSun Country Air
Mon 7/711:29JFK - SEA
1 stop23h 33mSun Country Air
Deal found 17/2£305
Thu 3/423:59SEA - EWR
1 stop8h 35mAmerican Airlines
Tue 8/407:10EWR - SEA
1 stop8h 33mAmerican Airlines
Deal found 18/2£308
Thu 29/523:59SEA - EWR
1 stop7h 45mSun Country Air
Wed 4/611:41EWR - SEA
1 stop8h 51mSun Country Air
Deal found 18/2£317

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 19 February 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Tue 18/3

06:15-14:33

Nonstop5h 18m

Newark

Sun 23/3

18:27-21:45

Nonstop6h 18m

£189

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 19/3

23:25-07:30

Nonstop5h 05m

Newark

Sun 23/3

19:04-22:23

Nonstop6h 19m

£190

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Mon 24/3

15:58-06:30

1 stop11h 32m

Newark

Thu 27/3

07:00-10:15

Nonstop6h 15m

£197

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Mon 3/3

05:15-05:20

1 stop21h 05m

Newark

Wed 5/3

18:59-11:46

1 stop19h 47m

£199

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Sat 15/3

22:56-07:25

Nonstop5h 29m

New York John F Kennedy Intl

Sat 22/3

19:00-22:25

Nonstop6h 25m

£204

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Wed 30/4

14:35-22:59

Nonstop5h 24m

New York John F Kennedy Intl

Tue 6/5

20:08-08:05

1 stop14h 57m

£212

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Thu 1/5

21:30-05:55

Nonstop5h 25m

New York John F Kennedy Intl

Wed 14/5

16:55-20:13

Nonstop6h 18m

£216

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 12/3

18:56-05:42

1 stop7h 46m

Newark

Mon 17/3

18:23-23:32

1 stop8h 09m

£216

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Wed 12/3

14:21-22:29

Nonstop5h 08m

New York John F Kennedy Intl

Tue 18/3

09:30-16:59

1 stop10h 29m

£232

SeattleNew York

SEA - JFK

SEAJFK

Seattle/Tacoma Intl

Fri 4/7

23:59-10:31

1 stop7h 32m

New York John F Kennedy Intl

Mon 7/7

11:29-08:02

1 stop23h 33m

£305

Flights are sorted by cheapest return flights first.

Deals found on 18/2

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 14 February 2025.

Booking 44 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 £385). Flying from Seattle in June will prove the most costly (average of £716). 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, Iberia. These airlines fly to the following popular destinations: London.

Alaska Airlines

Alaska Airlines

From £69

Virgin Atlantic

Virgin Atlantic

From £598

British Airways

British Airways

From £526

Icelandair

Icelandair

From £484

What are popular destinations to fly to from Seattle?

If you’re flying from Seattle, these routes are more frequently taken by airlines Los Angeles (561 flights per day), San Francisco (469 flights per day) and Portland (455 flights per day).

London

London

From £370

Vancouver Intl

Vancouver Intl

From £121

Honolulu

Honolulu

From £163

Seoul

Seoul

From £505

What is the cheapest place to fly to from Seattle?

The cheapest city to fly to from Seattle is Las Vegas Harry Reid Intl, with prices starting at £17. Explore other affordable destinations below.

Las Vegas Harry Reid Intl

Las Vegas Harry Reid Intl

From £21

Los Angeles

Los Angeles

From £49

Salt Lake City

Salt Lake City

From £63

Bozeman Gallatin Field

Bozeman Gallatin Field

From £75

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.
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Overall

8.0

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
8,236 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Overall

8.0

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.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Overall

8.0

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.

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Overall

8.0

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.

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Overall

8.0

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
7.5
Good
656 reviews
Delta
8.0
Very Good
8,236 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Crew

8.5

Overall

8.0

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.

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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 19 February 2025.

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

    This month, the top selected destinations from Seattle are Bangkok Suvarnabhumi Airport, Mumbai, Boston. Throughout the year, Boston, Bangkok Suvarnabhumi Airport, Mumbai 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 £17 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for £502 to fly from Seattle.

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

    Over the past few days, we've found that Frontier, Alaska Airlines, and Spirit Airlines have the cheapest prices from Seattle. Frontier flights from Seattle to Phoenix Sky Harbor Intl (£47), Alaska Airlines flights from Seattle to Anchorage (£55), and Spirit Airlines flights from Seattle to Las Vegas Harry Reid Intl (£58).

  • 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 Juneau from £204
    Seattle/Tacoma Intl to San Diego from £291
    Seattle/Tacoma Intl to Bozeman from £300
    Seattle/Tacoma Intl to Kahului from £425

  • What is the cheapest first class flight from Seattle?

    If you’re looking for a cheap first-class flight from Seattle, consider Palm Springs. Prices start at £308 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 New York from £176 round trip
    Travel from Seattle to London from £369 round trip
    Travel from Seattle to Manchester from £429 round trip
    Travel from Seattle to Edinburgh from £468 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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Fly with Cheapflights

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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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