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Cheap flights from Southampton to Illinois from £613

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — ORD
7 Jul — 14 Jul1
1 adult

Cheap flight deals from Southampton to Illinois

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

Round-trip from

£613

Popular in

August

Cheapest in

February

Average price

£640
Delta
  • Delta
  • 6/10-27/10
  • 2 total stops
  • 21h 20m total
  • Southampton to Illinois
Highest demand for flights based on searches. 12% potential increase in price (£52 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Southampton to Illinois

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

Mon 6/1017:35SOU - ORD
1 stop26h 35mDelta
Wed 29/1009:30ORD - SOU
2 stops17h 55mDelta
Deal found 1/7£613
Wed 6/809:20SOU - ORD
1 stop11h 20mKLM
Wed 13/811:00ORD - SOU
2 stops15h 45mKLM
Deal found 30/6£639
Thu 17/709:40SOU - ORD
2 stops17h 35mMultiple Airlines
Fri 25/719:25ORD - SOU
2 stops31h 10mMultiple Airlines
Deal found 2/7£754
Wed 16/709:20SOU - ORD
2 stops38h 51mVirgin Atlantic
Fri 25/719:59ORD - SOU
2 stops30h 46mVirgin Atlantic
Deal found 2/7£783
Wed 16/709:10SOU - ORD
1 stop15h 50mAer Lingus
Sat 19/718:25ORD - SOU
2 stops32h 45mAer Lingus
Deal found 2/7£915
Mon 4/809:20SOU - MDW
2 stops15h 20mKLM
Mon 8/913:08MDW - SOU
2 stops13h 42mKLM
Deal found 30/6£987

Cheapflights Fare Finder

Customise your flight search to find flights from Southampton 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 2 July 2025.
Use the filters below to find and compare flights from Southampton to Illinois that are best for you.

Fly from

Southampton

Fly to

Illinois

Route

Depart

Return

Price

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Mon 6/10

17:35-14:10

1 stop26h 35m

Chicago O'Hare Intl

Wed 29/10

09:30-08:25

2 stops17h 55m

£613

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 6/8

09:20-14:40

1 stop11h 20m

Chicago O'Hare Intl

Wed 13/8

16:50-08:45

1 stop9h 55m

£639

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 17/7

09:40-21:15

2 stops17h 35m

Chicago O'Hare Intl

Fri 25/7

19:25-08:35

2 stops31h 10m

£754

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 16/7

09:20-18:11

2 stops38h 51m

Chicago O'Hare Intl

Fri 25/7

19:59-08:45

2 stops30h 46m

£783

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 16/7

09:10-19:00

1 stop15h 50m

Chicago O'Hare Intl

Sat 19/7

18:25-09:10

2 stops32h 45m

£915

SouthamptonChicago

SOU - MDW

SOUMDW

Southampton Eastleigh

Mon 4/8

09:20-18:40

2 stops15h 20m

Chicago Midway

Mon 8/9

13:08-08:50

2 stops13h 42m

£987

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 20/7

17:35-14:10

1 stop26h 35m

£1,483

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Best time to book a flight from Southampton to Illinois

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

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

Currently, January is the cheapest month in which you can book a flight from Southampton to Illinois (average of £595). Flying from Southampton 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.

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 2 July 2025.
See what other customers who have flown with Delta, KLM, andVirgin Atlantic from Southampton to Illinois have to say. 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.

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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!
8.0
Very Good

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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!

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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!

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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!

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

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 Southampton to Illinois. 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 Southampton to Illinois?

    Southampton Eastleigh (SOU), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Southampton to Illinois.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Southampton to Illinois (average of £595). Flying from Southampton 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

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Alternative routes for Southampton to Illinois

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Fly with Cheapflights

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How does Cheapflights help users find flights from Southampton to Illinois?

Cheapflights helps you search for flights from Southampton to Illinois via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Illinois from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

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

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