What is the cheapest airline that flies from Southampton Eastleigh to Illinois?

British Airways and Delta are the most popular carriers operating from Southampton Eastleigh to Illinois

Which airlines fly to Illinois?

British Airways, Lufthansa and Aer Lingus are the top three most popular airlines that fly to Illinois from Southampton according to our data. British Airways is the first choice among our users, with 65% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 15 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Southampton Eastleigh Airport to Illinois?

Prices for flights from Southampton Eastleigh Airport to Illinois are updated daily.

How old do you have to be to fly from Southampton Eastleigh Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£642 Cheap Flights from Southampton to Illinois in 2025/26

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Find the cheapest flights from Southampton to Illinois

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:40 - 16:54SOU-ORD

38h 14m2 stops

17:31 - 17:00ORD-SOU

41h 29m2 stops

£642Virgin Atlantic

Find Deal

Wed, 17 Dec - Wed, 24 Dec

09:30 - 17:55SOU-ORD

14h 25m1 stop

15:50 - 08:45ORD-SOU

10h 55m1 stop

£643Aer Lingus

Find Deal

Thu, 18 Dec - Thu, 25 Dec

08:40 - 14:20SOU-ORD

11h 40m1 stop

17:31 - 08:05ORD-SOU

32h 34m2 stops

£659KLM

Find Deal

Wed, 17 Dec - Wed, 24 Dec

08:50 - 18:37SOU-MDW

15h 47m2 stops

10:35 - 08:10MDW-SOU

16h 35m2 stops

£672Delta

Find Deal

Thu, 5 Mar - Mon, 9 Mar

08:50 - 12:48SOU-MDW

33h 58m2 stops

10:35 - 08:10MDW-SOU

16h 35m2 stops

£672Delta

Find Deal

Thu, 5 Mar - Mon, 9 Mar

09:30 - 17:55SOU-ORD

14h 25m1 stop

15:50 - 08:50ORD-SOU

35h 00m2 stops

£694Multiple Airlines

Find Deal

Thu, 18 Dec - Thu, 25 Dec

08:40 - 23:47SOU-MDW

21h 07m2 stops

15:29 - 08:05MDW-SOU

34h 36m2 stops

£701KLM

Find Deal

Wed, 17 Dec - Wed, 24 Dec

12:25 - 18:55SOU-ORD

11h 30m1 stop

16:45 - 15:35ORD-SOU

17h 50m1 stop

£724British Airways

Find Deal

Tue, 17 Mar - Tue, 24 Mar

08:40 - 19:45SOU-ORD

16h 05m2 stops

16:45 - 11:55ORD-SOU

14h 10m1 stop

£732British Airways

Find Deal

Tue, 17 Mar - Tue, 24 Mar

08:50 - 17:55SOU-ORD

15h 05m2 stops

15:50 - 08:50ORD-SOU

35h 00m2 stops

£759Multiple Airlines

Find Deal

Thu, 18 Dec - Thu, 25 Dec

Virgin Atlantic flights from Southampton to Illinois

Our best Virgin Atlantic deals on Southampton to Illinois flight tickets

Virgin Atlantic

17 Dec

SOU08:40Southampton Eastleigh

38h 14m

2 stops

ORD16:54Chicago O'Hare Intl

24 Dec

ORD17:31Chicago O'Hare Intl

41h 29m

2 stops

SOU17:00Southampton Eastleigh

£642

Find similar

Virgin Atlantic

5 Mar

SOU18:05Southampton Eastleigh

26h 15m

1 stop

ORD14:20Chicago O'Hare Intl

9 Mar

ORD17:25Chicago O'Hare Intl

18h 35m

1 stop

SOU17:00Southampton Eastleigh

£667

Find similar

Virgin Atlantic

5 Mar

SOU18:05Southampton Eastleigh

26h 15m

1 stop

ORD14:20Chicago O'Hare Intl

9 Mar

ORD13:35Chicago O'Hare Intl

13h 35m

2 stops

SOU08:10Southampton Eastleigh

£668

Find similar

KLM flights from Southampton to Illinois

Our best KLM deals on Southampton to Illinois flight tickets

KLM

17 Dec

SOU08:40Southampton Eastleigh

11h 40m

1 stop

ORD14:20Chicago O'Hare Intl

24 Dec

ORD17:31Chicago O'Hare Intl

32h 34m

2 stops

SOU08:05Southampton Eastleigh

£659

Find similar

KLM

17 Dec

SOU08:40Southampton Eastleigh

21h 07m

2 stops

MDW23:47Chicago Midway

24 Dec

MDW15:29Chicago Midway

34h 36m

2 stops

SOU08:05Southampton Eastleigh

£701

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 17/12

08:40-16:54

2 stops38h 14m

Chicago O'Hare Intl

Wed 24/12

17:31-17:00

2 stops41h 29m

£642

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 18/12

09:30-17:55

1 stop14h 25m

Chicago O'Hare Intl

Thu 25/12

15:50-08:45

1 stop10h 55m

£643

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 17/12

08:40-14:20

1 stop11h 40m

Chicago O'Hare Intl

Wed 24/12

17:31-08:05

2 stops32h 34m

£659

SouthamptonChicago

SOU - MDW

SOUMDW

Southampton Eastleigh

Thu 5/3

08:50-18:37

2 stops15h 47m

Chicago Midway

Mon 9/3

10:35-08:10

2 stops16h 35m

£672

SouthamptonChicago

SOU - MDW

SOUMDW

Southampton Eastleigh

Thu 5/3

08:50-12:48

2 stops33h 58m

Chicago Midway

Mon 9/3

10:35-08:10

2 stops16h 35m

£672

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 18/12

09:30-17:55

1 stop14h 25m

Chicago O'Hare Intl

Thu 25/12

15:50-08:50

2 stops35h 00m

£694

SouthamptonChicago

SOU - MDW

SOUMDW

Southampton Eastleigh

Wed 17/12

08:40-23:47

2 stops21h 07m

Chicago Midway

Wed 24/12

15:29-08:05

2 stops34h 36m

£701

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Tue 17/3

12:25-18:55

1 stop11h 30m

Chicago O'Hare Intl

Tue 24/3

16:45-15:35

1 stop17h 50m

£724

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Tue 17/3

08:40-19:45

2 stops16h 05m

Chicago O'Hare Intl

Tue 24/3

16:45-11:55

1 stop14h 10m

£732

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 18/12

08:50-17:55

2 stops15h 05m

Chicago O'Hare Intl

Thu 25/12

15:50-08:50

2 stops35h 00m

£759

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Southampton to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart on your flight to Illinois is on a Saturday when prices can be found for as low as £553. This is often the case because there is less demand to fly during this day of the week. Flights from Southampton to Illinois on a Wednesday will generally be more expensive and average around £667. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Cheap Southampton to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Illinois

Direct flights	None

There are no direct flights from Southampton to Illinois. There are no popular flight routes from Southampton to Illinois.

Search flight deals

When did momondo last update prices for flights from Southampton Eastleigh Airport to Illinois?
Prices for flights from Southampton Eastleigh Airport to Illinois are updated daily.
How old do you have to be to fly from Southampton Eastleigh Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Southampton to Illinois . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Southampton to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Southampton which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Southampton to Illinois?

Once you have performed a search for Southampton to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Southampton to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Southampton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.