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Cheap flights from Sheffield to Seattle from £340

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
MAN — SEA
26 Jan — 2 Feb1
1 adult

The best prices from Sheffield to Seattle/Tacoma Intl are usually found in January or February, booked 57 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Sheffield to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Sheffield (SH9) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

£520

One-way from

£340

Popular in

July

Cheapest in

January

Average price

£602
British Airways
  • British Airways
  • 3/2-10/2
  • 3 total stops
  • 33h 41m total
  • Sheffield to Seattle
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6/2
  • 6/2
  • 3 total stops
  • 34h 50m total
  • Sheffield to Seattle
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£140 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from Sheffield to Seattle

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 21 January 2025.

Mon 3/207:50MAN - SEA
2 stops21h 31mBritish Airways
Mon 10/218:50SEA - MAN
1 stop12h 10mBritish Airways
Deal found 20/1£520
Wed 5/311:55MAN - SEA
1 stop13h 05mIcelandair
Sun 23/315:35SEA - MAN
1 stop12h 10mIcelandair
Deal found 20/1£521
Wed 12/208:55MAN - SEA
2 stops21h 58mSWISS
Thu 27/215:24SEA - MAN
2 stops32h 46mSWISS
Deal found 21/1£522
Thu 6/311:50MAN - SEA
2 stops19h 16mFinnair
Mon 10/313:25SEA - MAN
2 stops17h 35mFinnair
Deal found 20/1£523
Sun 2/212:50MAN - SEA
2 stops40h 40mUnited Airlines
Sun 9/207:00SEA - MAN
3 stops43h 20mUnited Airlines
Deal found 19/1£523
Sun 9/309:05MAN - SEA
1 stop34h 35mDelta
Tue 18/306:00SEA - MAN
2 stops18h 00mDelta
Deal found 20/1£525
Sun 20/409:10MAN - SEA
1 stop35h 15mLufthansa
Sun 27/423:59SEA - MAN
2 stops24h 26mLufthansa
Deal found 20/1£532
Tue 28/109:05MAN - SEA
1 stop34h 46mVirgin Atlantic
Sat 1/222:55SEA - MAN
1 stop24h 05mVirgin Atlantic
Deal found 20/1£536
Tue 4/312:30MAN - SEA
1 stop12h 25mAmerican Airlines
Sun 23/319:50SEA - MAN
1 stop13h 30mAmerican Airlines
Deal found 20/1£539
Fri 25/410:30MAN - SEA
2 stops20h 35mMultiple Airlines
Tue 29/413:30SEA - MAN
1 stop15h 40mMultiple Airlines
Deal found 21/1£542
Fri 7/307:50MAN - SEA
2 stops23h 16mIberia
Tue 18/319:50SEA - MAN
1 stop13h 35mIberia
Deal found 20/1£569
Mon 23/611:50MAN - SEA
2 stops29h 31mAir Canada
Mon 14/719:15SEA - MAN
2 stops30h 45mAir Canada
Deal found 20/1£595

Find flights from Sheffield to Seattle within your budget

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 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 3/2

07:50-21:21

2 stops21h 31m

Seattle/Tacoma Intl

Mon 10/2

18:50-15:00

1 stop12h 10m

£520

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 5/3

06:00-12:10

1 stop14h 10m

Seattle/Tacoma Intl

Thu 13/3

15:00-12:20

1 stop14h 20m

£521

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 12/2

08:55-22:53

2 stops21h 58m

Seattle/Tacoma Intl

Thu 27/2

15:24-08:10

2 stops32h 46m

£522

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Thu 6/3

11:50-23:06

2 stops19h 16m

Seattle/Tacoma Intl

Mon 10/3

13:25-14:00

2 stops17h 35m

£523

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 2/2

12:50-21:30

2 stops40h 40m

Seattle/Tacoma Intl

Sun 9/2

07:00-10:20

3 stops43h 20m

£523

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 9/3

09:05-11:40

1 stop34h 35m

Seattle/Tacoma Intl

Tue 18/3

06:00-07:00

2 stops18h 00m

£525

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Tue 4/3

12:30-16:55

1 stop12h 25m

Seattle/Tacoma Intl

Sun 23/3

19:50-16:20

1 stop13h 30m

£539

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 7/3

14:00-22:25

1 stop16h 25m

Seattle/Tacoma Intl

Sun 16/3

22:56-07:00

1 stop25h 04m

£541

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 25/4

10:30-23:05

2 stops20h 35m

Seattle/Tacoma Intl

Tue 29/4

13:30-13:10

1 stop15h 40m

£542

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Thu 6/3

11:55-17:00

1 stop13h 05m

Seattle/Tacoma Intl

Sun 23/3

15:35-10:45

1 stop12h 10m

£546

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 23 results
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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.

Travel insights for flights from Sheffield to Seattle

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

How far ahead should I book a flight from Sheffield to Seattle?

Use this chart to determine the optimal time to book a return flight from Sheffield to Seattle. Price data was last updated on 17 January 2025.

The best time to book flights from Sheffield to Seattle is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Sheffield to Seattle (average of £622). Flying from Sheffield to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SH9 to SEA?

Find hourly flight availability from Sheffield to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

When flying from Sheffield to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Sheffield to Seattle?

Use this chart to determine the cheapest time to fly return from Sheffield to Seattle. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Sheffield to Seattle flight should consider departing on Monday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 21 January 2025.
To help decide which airline to fly from Sheffield to Seattle, see what other customers have to say about Virgin Atlantic, British Airways and Lufthansa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,521 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
8,521 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,600 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
665 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 13 different airlines.

  • 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 £417 on Aer Lingus. Other airlines that offer cheap prices include Icelandair from £439 and Lufthansa from £746 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.

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

    Currently, January is the cheapest month in which you can book a flight from Sheffield to Seattle (average of £622). Flying from Sheffield to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sheffield?

Book flights to Sheffield if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell

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Alternative routes for Sheffield to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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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 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£516Average£661FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
DeltaCheapest£520Average£709FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
LufthansaCheapest£523Average£731FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest£524Average£716FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£525Average£716FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest£526Average£891FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£540Average£762FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£544Average£729FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£552Average£688FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£556Average£851FlexibilityNo cancel feeOn-time75%
Search KLM 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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