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$308+ Cheap flights from Seattle (SEA) to Sheffield, England

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAN
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Sheffield are usually found in November or March, booked 47 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Find flight deals from Seattle to Sheffield

Cheapest flights from Seattle to Sheffield
Explore the most affordable flight options available from Seattle to Sheffield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:35 pmSEA - MAN
1 stop12h 10mIcelandair
Tue 11/1811:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 10/28$496
This FlightHub deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:35 pmSEA - MAN
1 stop12h 10mIcelandair
Wed 11/1911:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 10/28$500
This Icelandair deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:35 pmSEA - MAN
1 stop12h 10mIcelandair
Tue 11/1811:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 10/28$523
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:05 pmSEA - MAN
1 stop15h 20mMultiple Airlines
Wed 11/261:55 pmMAN - SEA
1 stop12h 25mMultiple Airlines
Deal found 10/27$542
This Expedia deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:05 pmSEA - MAN
1 stop11h 15mAer Lingus
Wed 11/261:55 pmMAN - SEA
1 stop12h 25mAer Lingus
Deal found 10/26$595
This Gotogate deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:10 amSEA - MAN
2 stops22h 40mMultiple Airlines
Tue 12/165:40 pmMAN - SEA
1 stop27h 40mMultiple Airlines
Deal found 10/26$625
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:35 pmSEA - MAN
2 stops18h 05mMultiple Airlines
Tue 11/187:15 pmMAN - SEA
2 stops29h 45mMultiple Airlines
Deal found 10/28$626
This FlightHub deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/52:35 pmSEA - MAN
1 stop12h 10mIcelandair
Wed 11/1211:55 amMAN - SEA
1 stop13h 05mIcelandair
Deal found 10/26$629
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:00 amSEA - MAN
2 stops28h 00mUnited Airlines
Tue 12/166:10 amMAN - SEA
2 stops22h 44mUnited Airlines
Deal found 10/26$641
This Expedia deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:30 amSEA - MAN
2 stops16h 40mMultiple Airlines
Thu 12/181:30 pmMAN - SEA
1 stop18h 28mMultiple Airlines
Deal found 10/27$646

Cheap flight deals from Seattle to Sheffield

Keep the following information in mind while searching for Seattle to Sheffield flight deals. Data was last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$495
(oojo)

One-way from

$308
(Priceline)

Popular in

December

Cheapest in

November

Average price

$772
Provider with most accurate pricing for Seattle/Tacoma Intl-Manchester flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Manchester flights.
Search Deals
From Seattle/Tacoma Intl to Sheffield
Search Deals
One-way flight from Seattle/Tacoma Intl to Sheffield
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Sheffield 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 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Seattle to Sheffield that are best for you.

Fly from

Seattle

Fly to

Sheffield

Route

Depart

Return

Price

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sat 1/10

2:35 pm-10:45 am

1 stop12h 10m

Manchester

Wed 1/14

11:55 am-5:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 1/11

2:35 pm-10:45 am

1 stop12h 10m

Manchester

Sat 1/17

11:55 am-5:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Mon 3/9

3:35 pm-10:45 am

1 stop12h 10m

Manchester

Mon 3/23

11:55 am-6:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sat 1/10

2:35 pm-10:45 am

1 stop12h 10m

Manchester

Sun 1/18

11:55 am-5:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Fri 3/13

3:35 pm-10:45 am

1 stop12h 10m

Manchester

Mon 3/23

11:55 am-6:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Wed 3/11

3:35 pm-10:45 am

1 stop12h 10m

Manchester

Mon 3/23

11:55 am-6:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Sun 1/11

2:35 pm-10:45 am

1 stop12h 10m

Manchester

Thu 1/15

11:55 am-5:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Fri 1/9

2:35 pm-10:45 am

1 stop12h 10m

Manchester

Sun 1/18

11:55 am-5:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Fri 3/13

3:35 pm-10:45 am

1 stop12h 10m

Manchester

Wed 3/25

11:55 am-6:00 pm

1 stop13h 05m

$522

SeattleManchester

SEA - MAN

SEAMAN

Seattle/Tacoma Intl

Fri 1/9

2:35 pm-10:45 am

1 stop12h 10m

Manchester

Wed 1/14

11:55 am-5:00 pm

1 stop13h 05m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 23 results
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Best time to book a flight from Seattle to Sheffield

Have a flexible travel schedule? Discover the best time to fly to Sheffield from Seattle with our price prediction graph.
Estimated round-trip 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 Seattle to Sheffield

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Sheffield. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Sheffield, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Seattle to Sheffield (average of $459). Flying from Seattle to Sheffield in July is currently the most expensive (average of $685). 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 SEA to SH9?

Find hourly flight availability from Seattle to Sheffield. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

It’s typically best to fly out from Seattle to Sheffield in the evening. Doing so could potentially save you 25% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

Travelers seeking maximum savings on their Seattle to Sheffield flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Sheffield

Get insights into the airlines that provide service to Sheffield. 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 Sheffield. Reviews last updated October 28, 2025.
Get a feel of what it's like to fly with Delta, Virgin Atlantic, and Aer Lingus from Seattle to Sheffield by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,995 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,995 reviews
Delta
7.9
Good
7,995 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Virgin Atlantic
7.5
Good
670 reviews
Delta
7.9
Good
7,995 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Aer Lingus
7.2
Good
1,360 reviews
Delta
7.9
Good
7,995 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Icelandair
7.1
Good
562 reviews
Delta
7.9
Good
7,995 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,481 reviews
Delta
7.9
Good
7,995 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Sheffield. 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 from for flights from Seattle to Sheffield?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Sheffield. On average, Seattle/Tacoma Intl has 0 outbound flights to Sheffield per day from 8 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How long is the flight from Seattle to Sheffield?

    For as low as $522, Icelandair can have you in Sheffield from Seattle in 12h 10m. The distance between Seattle and Sheffield is about 4633 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Sheffield 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 Seattle to Sheffield?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Sheffield (average of $459). Flying from Seattle to Sheffield in July is currently the most expensive (average of $685). 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

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Top 8 airlines flying from Seattle to Sheffield

Discover the top 8 airlines that operate flights from Seattle to Sheffield. 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 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$486Average$625FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$568Average$648FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$572Average$790FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$602Average$687FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$602Average$846FlexibilityNo cancel feeOn-time70%
DeltaCheapest$606Average$1,021FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$632Average$840FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$665Average$1,037FlexibilityNo cancel feeOn-time69%

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