Find flights
When to book
Airlines
FAQs

Cheap flights from Sheffield to Illinois from £278

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
MAN — ORD
26 2月 — 5 3月1
1 adult

Cheap flight deals from Sheffield to Illinois

Keep the following information in mind while searching for Sheffield to Illinois flight deals. Data was last updated 21 2月 2025.

Round-trip from

£459

One-way from

£278

Popular in

July

Cheapest in

February

Average price

£511
British Airways
  • British Airways
  • 4/3-26/3
  • 3 total stops
  • 25h 23m total
  • Sheffield to Illinois
Search Deals
26/4
  • 26/4
  • 3 total stops
  • 30h 48m total
  • Sheffield to Illinois
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Sheffield to Illinois

Cheapest flights from Sheffield to Illinois
Explore the most affordable flight options available from Sheffield to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 2月 2025.

週二 4/308:55MAN - ORD
1 stop11h 50mBritish Airways
週三 26/316:27ORD - MAN
2 stops13h 33mBritish Airways
Deal found 20/2£459
週五 25/408:40MAN - ORD
1 stop12h 05mMultiple Airlines
週三 30/416:30ORD - MAN
1 stop20h 05mMultiple Airlines
Deal found 20/2£461
週六 26/411:35MAN - ORD
2 stops31h 40mUnited Airlines
週日 27/422:30ORD - MAN
1 stop12h 55mUnited Airlines
Deal found 20/2£466
週三 23/413:05MAN - ORD
1 stop14h 10mIcelandair
週一 28/419:30ORD - MAN
1 stop10h 10mIcelandair
Deal found 20/2£467
週日 9/310:10MAN - ORD
1 stop13h 40mScandinavian Airlines
週一 31/320:05ORD - MAN
1 stop16h 25mScandinavian Airlines
Deal found 20/2£494
週三 23/419:15MAN - ORD
1 stop25h 00mIberia
週三 30/418:30ORD - MAN
2 stops15h 05mIberia
Deal found 20/2£498
週六 26/407:50MAN - ORD
1 stop15h 10mFinnair
週三 30/422:20ORD - MAN
1 stop11h 15mFinnair
Deal found 20/2£501
週五 21/314:00MAN - ORD
1 stop24h 52mVirgin Atlantic
週一 24/317:30ORD - MAN
1 stop33h 05mVirgin Atlantic
Deal found 20/2£503
週五 28/209:00MAN - ORD
1 stop11h 45mAmerican Airlines
週二 25/319:30ORD - MAN
1 stop10h 55mAmerican Airlines
Deal found 20/2£517
週三 12/312:00MAN - MDW
1 stop15h 23mVirgin Atlantic
週三 19/312:51MDW - MAN
1 stop13h 44mVirgin Atlantic
Deal found 21/2£519
週四 6/318:50MAN - ORD
1 stop24h 05mSWISS
週六 29/318:55ORD - MAN
1 stop17h 00mSWISS
Deal found 20/2£521
週五 7/311:05MAN - ORD
1 stop13h 20mLufthansa
週四 27/319:00ORD - MAN
1 stop16h 55mLufthansa
Deal found 20/2£526

Find flights from Sheffield to Illinois within your budget

Customise your flight search to find flights from Sheffield to Illinois 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 2月 2025.

Fly from

Sheffield

Fly to

Illinois

Route

Depart

Return

Price

ManchesterChicago

MAN - ORD

MANORD

Manchester

週二 4/3

08:55-14:45

1 stop11h 50m

Chicago O'Hare Intl

週三 26/3

16:27-11:00

2 stops13h 33m

£459

ManchesterChicago

MAN - ORD

MANORD

Manchester

週五 25/4

08:40-14:45

1 stop12h 05m

Chicago O'Hare Intl

週三 30/4

16:30-18:35

1 stop20h 05m

£461

ManchesterChicago

MAN - ORD

MANORD

Manchester

週六 26/4

11:35-13:15

2 stops31h 40m

Chicago O'Hare Intl

週日 27/4

22:30-17:25

1 stop12h 55m

£466

ManchesterChicago

MAN - ORD

MANORD

Manchester

週三 23/4

13:05-21:15

1 stop14h 10m

Chicago O'Hare Intl

週一 28/4

19:30-11:40

1 stop10h 10m

£467

ManchesterChicago

MAN - ORD

MANORD

Manchester

週日 9/3

10:10-18:50

1 stop13h 40m

Chicago O'Hare Intl

週一 31/3

20:05-18:30

1 stop16h 25m

£494

ManchesterChicago

MAN - ORD

MANORD

Manchester

週三 23/4

19:15-14:15

1 stop25h 00m

Chicago O'Hare Intl

週三 30/4

18:30-15:35

2 stops15h 05m

£498

ManchesterChicago

MAN - ORD

MANORD

Manchester

週六 26/4

07:50-17:00

1 stop15h 10m

Chicago O'Hare Intl

週三 30/4

22:20-15:35

1 stop11h 15m

£501

ManchesterChicago

MAN - ORD

MANORD

Manchester

週五 21/3

14:00-09:52

1 stop24h 52m

Chicago O'Hare Intl

週一 24/3

17:30-07:35

1 stop33h 05m

£503

ManchesterChicago

MAN - ORD

MANORD

Manchester

週日 2/3

08:55-14:45

1 stop11h 50m

Chicago O'Hare Intl

週二 25/3

19:30-11:25

1 stop10h 55m

£517

ManchesterChicago

MAN - MDW

MANMDW

Manchester

週三 12/3

12:00-22:23

1 stop15h 23m

Chicago Midway

週三 19/3

12:51-07:35

1 stop13h 44m

£519

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 38 results
1
2
3
4

Best time to book a flight from Sheffield to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois 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 Illinois

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

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

Currently, January is the cheapest month in which you can book a flight from Sheffield to Illinois (average of £595). Flying from Sheffield to Illinois in July is currently the most expensive (average of £843). 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 IL?

Find hourly flight availability from Sheffield to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 2月 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sheffield to Illinois as you normally would.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated 21 2月 2025.
Read through reviews of airlines operating flights from Sheffield to Illinois, such as Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Delta
8.0
Very Good
8,213 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

KLM
7.8
Good
1,331 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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 Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    One-way options have recently been found by users for as low as £592 on Aer Lingus. Other airlines that offer cheap prices include SWISS from £650 and TAP AIR PORTUGAL from £678 one-way.

  • What are the most popular routes from Sheffield to Illinois?

    The most popular route from Sheffield to Illinois is Manchester - Chicago O'Hare Intl. You may also consider Manchester - Chicago Midway or Manchester - Lambert-St Louis.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Sheffield to Illinois (average of £595). Flying from Sheffield to Illinois in July is currently the most expensive (average of £843). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sheffield to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
London City to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
Gatwick to John F Kennedy Intl flights
London City to Newark flights
Stansted to Stewart flights
Heathrow to Orlando flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Heathrow to Las Vegas flights
Heathrow to O'Hare Intl flights
Heathrow to Boston flights
Heathrow to Dallas/Fort Worth flights
Luton to John F Kennedy Intl flights
Gatwick to LaGuardia flights
Heathrow to Dulles Intl flights
Heathrow to San Francisco flights
Stansted to John F Kennedy Intl flights
Gatwick to Orlando flights
Heathrow to Baltimore flights
Luton to Stewart flights
London City to Miami flights
Manchester to Orlando flights
Heathrow to Seattle flights
London City to Los Angeles flights
London City to Orlando flights
Manchester to John F Kennedy Intl flights
Heathrow to Atlanta flights
Heathrow to Hobby flights
Gatwick to Boston flights
Heathrow to Tampa flights
Gatwick to Miami flights
Heathrow to Nashville flights
Gatwick to Los Angeles flights
Luton to Newark flights
Heathrow to Austin flights
Manchester to Newark flights
London City to Boston flights
Manchester to LaGuardia flights
Heathrow to Denver flights
Heathrow to George Bush Intcntl flights
London City to Las Vegas flights
Gatwick to San Francisco flights
Gatwick to O'Hare Intl flights
London City to San Francisco flights
Heathrow to Midway flights
Heathrow to Charlotte flights
London City to O'Hare Intl flights

Top 8 airlines flying from Sheffield to Illinois

Discover the top 8 airlines that operate flights from Sheffield to Illinois. 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 2月 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£381Average£505FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£392Average£553FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£414Average£635FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£458Average£740FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£492Average£611FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£496Average£641FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£519Average£649FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£553Average£700FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Illinois?

Cheapflights makes it easy to find Sheffield to Illinois flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Sheffield to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sheffield to Illinois flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sheffield to Illinois become cheaper?

Not ready to book yet? You can track prices for flights from Sheffield to Illinois on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.