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Cheap flights from Sheffield to Seattle from £325

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
MAN — SEA
25 Jun — 2 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sheffield to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Sheffield to Seattle
Explore the most affordable flight options available from Sheffield to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 May 2026.

Tue 23/607:30
MAN
-
SEA
1 stop17h 40m
Multiple Airlines
Tue 30/619:10
SEA
-
MAN
1 stop16h 55m
Multiple Airlines
Deal found 24/5£512
Mon 22/613:05
MAN
-
SEA
1 stop15h 35m
Icelandair
Sun 12/715:40
SEA
-
MAN
1 stop12h 00m
Icelandair
Deal found 25/5£533
Thu 10/919:25
MAN
-
SEA
2 stops28h 35m
Multiple Airlines
Sat 19/915:40
SEA
-
MAN
1 stop12h 00m
Multiple Airlines
Deal found 25/5£567
Wed 9/921:10
MAN
-
SEA
2 stops48h 35m
Scandinavian Airlines
Tue 22/915:55
SEA
-
MAN
1 stop18h 35m
Scandinavian Airlines
Deal found 25/5£593
Sun 6/919:20
MAN
-
SEA
2 stops28h 40m
Multiple Airlines
Wed 16/919:10
SEA
-
MAN
1 stop13h 45m
Multiple Airlines
Deal found 22/5£594
Wed 8/721:00
MAN
-
SEA
3 stops44h 40m
Multiple Airlines
Wed 15/723:25
SEA
-
MAN
1 stop28h 15m
Multiple Airlines
Deal found 24/5£597
Wed 8/722:25
MAN
-
SEA
3 stops43h 15m
Multiple Airlines
Tue 14/715:40
SEA
-
MAN
2 stops23h 35m
Multiple Airlines
Deal found 21/5£610
Mon 7/919:10
MAN
-
SEA
1 stop26h 35m
Scandinavian Airlines
Sun 20/915:55
SEA
-
MAN
1 stop33h 00m
Scandinavian Airlines
Deal found 25/5£614
Tue 25/809:35
MAN
-
SEA
2 stops20h 13m
Scandinavian Airlines
Fri 11/915:55
SEA
-
MAN
2 stops35h 50m
Scandinavian Airlines
Deal found 22/5£614
Fri 28/820:25
MAN
-
SEA
2 stops25h 20m
Scandinavian Airlines
Tue 8/915:55
SEA
-
MAN
2 stops20h 35m
Scandinavian Airlines
Deal found 22/5£616

Find flight deals from Sheffield to Seattle

Keep the following information in mind while searching for Sheffield to Seattle flight deals. Data was last updated 26 May 2026.

Round-trip from

£512

One-way from

£325

Popular in

August

Cheapest in

October

Average price

£640
23/6-30/6
  • 23/6-30/6
  • 2 total stops
  • 34h 35m total
  • Sheffield to Seattle
Search Deals
26/9
  • 26/9
  • 3 total stops
  • 51h 50m total
  • Sheffield to Seattle
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£70 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sheffield 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 26 May 2026.
Use the filters below to find and compare flights from Sheffield to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Thu 10/9

19:10-13:45

1 stop26h 35m

Seattle/Tacoma Intl

Tue 22/9

15:55-18:30

1 stop18h 35m

£614

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Tue 25/8

09:35-21:48

2 stops20h 13m

Seattle/Tacoma Intl

Fri 11/9

15:55-08:55

1 stop33h 00m

£697

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 7/9

13:05-17:55

1 stop12h 50m

Seattle/Tacoma Intl

Mon 14/9

19:00-11:40

1 stop32h 40m

£700

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 4/10

13:05-17:55

1 stop12h 50m

Seattle/Tacoma Intl

Thu 8/10

19:00-11:40

1 stop32h 40m

£722

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 4/10

09:35-13:45

1 stop12h 10m

Seattle/Tacoma Intl

Thu 8/10

12:00-08:55

2 stops36h 55m

£726

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 9/9

10:35-16:59

1 stop14h 24m

Seattle/Tacoma Intl

Thu 17/9

14:10-17:20

1 stop19h 10m

£744

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Thu 10/9

05:55-14:22

2 stops16h 27m

Seattle/Tacoma Intl

Wed 23/9

08:10-09:50

2 stops17h 40m

£774
Fastest return journey

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Tue 30/6

11:00-16:24

1 stop13h 24m

Seattle/Tacoma Intl

Tue 8/9

07:20-10:10

2 stops18h 50m

£789

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 3/7

10:40-17:20

1 stop38h 40m

Seattle/Tacoma Intl

Wed 22/7

19:15-12:05

1 stop32h 50m

£798

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 3/7

10:40-17:20

1 stop38h 40m

Seattle/Tacoma Intl

Tue 21/7

19:15-12:05

1 stop32h 50m

£798

Flights are sorted by cheapest return flights first.

Deals found on 22/5

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Sheffield to Seattle

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

Cheapflights Insights

Everything you need to know about your flight from Sheffield to Seattle

How much does it cost for a return flight from Sheffield to Seattle?

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 26 May 2026.
Get a feel of what it's like to fly with KLM,Virgin Atlantic, andAer Lingus from Sheffield to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,521 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Virgin Atlantic
7.5
Good
689 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Aer Lingus
7.3
Good
1,586 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Icelandair
7.0
Good
658 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,005 reviews
KLM
7.8
Good
1,521 reviews
Check prices

Boarding

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Sheffield 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 Sheffield?

    If you book a flight to Seattle from Sheffield, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Sheffield to Seattle/Tacoma Intl per day from 11 different airlines.

  • How long is the flight from Sheffield to Seattle?

    Airlines like Scandinavian Airlines and Icelandair fly from Sheffield to Seattle in about 12h 50m. The time it takes to get you to your destination can typically vary by up to 13h 45m. Airlines will cover a distance of 4633 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Sheffield to Seattle one-way?

    One-way options have recently been found by users for as low as £389 on Icelandair. Other airlines that offer cheap prices include British Airways from £405 and Aer Lingus from £470 one-way.

  • Can I find deals for flights from Sheffield to Seattle that include hotel bookings?

    Yes. In addition to deals on Sheffield to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sheffield to Seattle?

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

  • Can I find deals for business class flights from Sheffield to Seattle?

    Yes. Cheapflights offers flight deals from Sheffield 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.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Federal Way
SeaTac

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Sheffield to Seattle

Discover the top 10 airlines that operate flights from Sheffield to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 26 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£360Average£529FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£371Average£667FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£389Average£542FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£457Average£644FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£472Average£538FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£512Average£606FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Aer LingusCheapest£541Average£731FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Virgin AtlanticCheapest£548Average£655FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£565Average£669FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest£595Average£724FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sheffield to Seattle?

Deals for Sheffield to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

Can Cheapflights find flights from Sheffield to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Sheffield shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sheffield 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 Sheffield today and book when prices fit your budget.

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