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Cheap flights from Sheffield to Seattle from £305

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
MAN — SEA
18 kesä — 25 kesä1
1 adult

Cheapflights Tip: The best prices from Sheffield to Seattle/Tacoma Intl are usually found in March or January, booked 61 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Sheffield to Seattle

Keep the following information in mind while searching for Sheffield to Seattle flight deals. Data was last updated 13 kesäkuu 2025.

Round-trip from

£567

One-way from

£305

Popular in

August

Cheapest in

March

Average price

£662
Scandinavian Airlines
  • Scandinavian Airlines
  • 14/8-17/9
  • 4 total stops
  • 44h 50m total
  • Sheffield to Seattle
Search Deals
27/8
  • 27/8
  • 2 total stops
  • 36h 24m total
  • Sheffield to Seattle
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 13 kesäkuu 2025.

to 14/820:25MAN - SEA
2 stops25h 25mScandinavian Airlines
ke 17/916:20SEA - MAN
2 stops19h 25mScandinavian Airlines
Deal found 12/6£567
su 22/618:25MAN - SEA
1 stop24h 50mVirgin Atlantic
ma 7/713:30SEA - MAN
1 stop13h 35mVirgin Atlantic
Deal found 11/6£570
ma 30/608:00MAN - SEA
2 stops22h 26mAmerican Airlines
ma 7/706:18SEA - MAN
2 stops22h 57mAmerican Airlines
Deal found 11/6£582
ke 2/709:20MAN - SEA
2 stops21h 06mBritish Airways
ke 9/720:20SEA - MAN
1 stop14h 30mBritish Airways
Deal found 11/6£584
su 22/611:55MAN - SEA
2 stops33h 55mMultiple Airlines
ma 7/716:00SEA - MAN
2 stops22h 25mMultiple Airlines
Deal found 11/6£589
pe 21/1106:25MAN - SEA
1 stop14h 55mLufthansa
pe 28/1111:05SEA - MAN
2 stops15h 15mLufthansa
Deal found 11/6£589
su 29/613:45MAN - SEA
1 stop29h 55mDelta
ma 7/713:30SEA - MAN
1 stop19h 25mDelta
Deal found 11/6£599
pe 11/714:15MAN - SEA
1 stop16h 33mAir France
pe 18/718:30SEA - MAN
1 stop13h 50mAir France
Deal found 11/6£641
pe 27/618:40MAN - SEA
1 stop28h 10mSWISS
la 5/716:20SEA - MAN
1 stop31h 45mSWISS
Deal found 11/6£642
ke 2/706:05MAN - SEA
2 stops22h 36mUnited Airlines
ti 8/700:20SEA - MAN
2 stops26h 05mUnited Airlines
Deal found 11/6£704
su 3/820:55MAN - SEA
1 stop28h 55mAer Lingus
su 17/819:35SEA - MAN
1 stop16h 50mAer Lingus
Deal found 12/6£718
su 29/613:05MAN - SEA
1 stop30h 20mIcelandair
to 3/715:45SEA - MAN
1 stop11h 55mIcelandair
Deal found 11/6£755

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 13 kesäkuu 2025.
Use the filters below to find and compare flights from Sheffield to Seattle that are best for you.

Fly from

Sheffield

Fly to

Seattle

Route

Depart

Return

Price

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

to 14/8

20:25-13:50

2 stops25h 25m

Seattle/Tacoma Intl

ke 17/9

16:20-19:45

2 stops19h 25m

£567

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

su 22/6

18:25-11:15

1 stop24h 50m

Seattle/Tacoma Intl

ma 7/7

13:30-11:05

1 stop13h 35m

£570

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

ma 30/6

08:00-22:26

2 stops22h 26m

Seattle/Tacoma Intl

ma 7/7

06:18-13:15

2 stops22h 57m

£582

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

ke 2/7

09:20-22:26

2 stops21h 06m

Seattle/Tacoma Intl

ke 9/7

20:20-18:50

1 stop14h 30m

£584

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

su 22/6

11:55-13:50

2 stops33h 55m

Seattle/Tacoma Intl

ma 7/7

16:00-22:25

2 stops22h 25m

£589

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

pe 21/11

06:25-13:20

1 stop14h 55m

Seattle/Tacoma Intl

pe 28/11

11:05-10:20

2 stops15h 15m

£589

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

su 29/6

13:45-11:40

1 stop29h 55m

Seattle/Tacoma Intl

ma 7/7

13:30-16:55

1 stop19h 25m

£599

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

pe 11/7

14:15-22:48

1 stop16h 33m

Seattle/Tacoma Intl

pe 18/7

18:30-16:20

1 stop13h 50m

£641

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

pe 27/6

18:40-14:50

1 stop28h 10m

Seattle/Tacoma Intl

la 5/7

16:20-08:05

1 stop31h 45m

£642

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

ke 2/7

06:05-20:41

2 stops22h 36m

Seattle/Tacoma Intl

ti 8/7

00:20-10:25

2 stops26h 05m

£704

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 19 results
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 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 9 June 2025.

The best time to book flights from Sheffield to Seattle is 61 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 13 kesäkuu 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 13 kesäkuu 2025.
To help decide which airline to fly from Sheffield to Seattle, see what other customers have to say about Delta, KLM and Finnair. 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
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
1,463 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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!
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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!

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 12 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 £553 on British Airways. Other airlines that offer cheap prices include Ethiopian Air from £1,718 and United Airlines from £1,735 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 13 kesäkuu 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£453Average£617FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
FinnairCheapest£465Average£622FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£469Average£583FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£478Average£593FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£484Average£653FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£491Average£642FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapest£496Average£627FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£498Average£807FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£509Average£641FlexibilityNo cancel feeOn-time75%
Search KLM flights
Scandinavian AirlinesCheapest£515Average£696FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines 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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