How long does it take to fly to Southampton?

The average flight duration from Illinois to Southampton depends on which airport you fly into and out of. Flying from Chicago to London Heathrow Airport is 8h 43m on average, while flying from Peoria to London Heathrow Airport is 10h 31m on average. London Heathrow Airport is the most popular airport in Southampton.

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

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

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

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 Illinois to Southampton Eastleigh Airport.

What documentation or ID do you need to fly to Southampton Eastleigh Airport?

The travel and health documents required for your trip to Southampton Eastleigh Airport 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 Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£360 Cheap Flights from Illinois to Southampton in 2025/26

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Find the cheapest flights from Illinois to London

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

15:50 - 08:45ORD-SOU

10h 55m1 stop

12:25 - 17:55SOU-ORD

11h 30m1 stop

£573Aer Lingus

Find Deal

Thu, 25 Dec - Wed, 31 Dec

17:25 - 17:00ORD-SOU

18h 35m1 stop

17:35 - 14:20SOU-ORD

26h 45m1 stop

£584Delta

Find Deal

Mon, 23 Mar - Tue, 31 Mar

14:10 - 17:00ORD-SOU

21h 50m2 stops

17:35 - 14:20SOU-ORD

26h 45m1 stop

£587Delta

Find Deal

Mon, 23 Mar - Tue, 31 Mar

17:25 - 17:00ORD-SOU

18h 35m1 stop

09:20 - 14:20SOU-ORD

11h 00m1 stop

£596Delta

Find Deal

Mon, 23 Mar - Wed, 1 Apr

16:25 - 08:50ORD-SOU

10h 25m1 stop

08:40 - 14:20SOU-ORD

11h 40m1 stop

£728KLM

Find Deal

Fri, 12 Dec - Fri, 19 Dec

20:25 - 19:40ORD-SOU

17h 15m2 stops

15:25 - 19:55SOU-ORD

34h 30m3 stops

£903Multiple Airlines

Find Deal

Sun, 14 Dec - Sun, 21 Dec

07:20 - 07:30ORD-SOU

42h 10m3 stops

15:25 - 19:55SOU-ORD

34h 30m3 stops

£945Multiple Airlines

Find Deal

Sun, 14 Dec - Sun, 21 Dec

11:38 - 17:20ORD-SOU

23h 42m2 stops

12:25 - 19:15SOU-ORD

12h 50m1 stop

£1,291British Airways

Find Deal

Tue, 10 Feb - Tue, 3 Mar

16:25 - 08:50ORD-SOU

10h 25m1 stop

09:25 - 23:54SOU-ORD

20h 29m2 stops

£1,521KLM

Find Deal

Mon, 16 Feb - Sat, 28 Feb

19:45 - 16:20ORD-SOU

15h 35m2 stops

09:10 - 19:00SOU-ORD

15h 50m1 stop

£1,648British Airways

Find Deal

Wed, 25 Mar - Sun, 29 Mar

Aer Lingus flights from Illinois to Southampton

Our best Aer Lingus deals on Illinois to Southampton flight tickets

Aer Lingus

25 Dec

ORD15:50Chicago O'Hare Intl

10h 55m

1 stop

SOU08:45Southampton Eastleigh

31 Dec

SOU12:25Southampton Eastleigh

11h 30m

1 stop

ORD17:55Chicago O'Hare Intl

£573

Find similar

Aer Lingus

14 Dec

ORD19:40Chicago O'Hare Intl

13h 55m

1 stop

SOU15:35Southampton Eastleigh

21 Dec

SOU09:30Southampton Eastleigh

14h 25m

1 stop

ORD17:55Chicago O'Hare Intl

£724

Find similar

Aer Lingus

25 Dec

ORD15:50Chicago O'Hare Intl

17h 45m

1 stop

SOU15:35Southampton Eastleigh

31 Dec

SOU12:25Southampton Eastleigh

11h 30m

1 stop

ORD17:55Chicago O'Hare Intl

£736

Find similar

Delta flights from Illinois to Southampton

Our best Delta deals on Illinois to Southampton flight tickets

Delta

23 Mar

ORD17:25Chicago O'Hare Intl

18h 35m

1 stop

SOU17:00Southampton Eastleigh

31 Mar

SOU17:35Southampton Eastleigh

26h 45m

1 stop

ORD14:20Chicago O'Hare Intl

£584

Find similar

Delta

23 Mar

ORD14:10Chicago O'Hare Intl

21h 50m

2 stops

SOU17:00Southampton Eastleigh

31 Mar

SOU17:35Southampton Eastleigh

26h 45m

1 stop

ORD14:20Chicago O'Hare Intl

£587

Find similar

Delta

23 Mar

ORD17:25Chicago O'Hare Intl

18h 35m

1 stop

SOU17:00Southampton Eastleigh

1 Apr

SOU09:20Southampton Eastleigh

11h 00m

1 stop

ORD14:20Chicago O'Hare Intl

£596

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Thu 25/12

15:50-08:45

1 stop10h 55m

Southampton Eastleigh

Wed 31/12

12:25-17:55

1 stop11h 30m

£573

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Mon 23/3

17:25-17:00

1 stop18h 35m

Southampton Eastleigh

Tue 31/3

17:35-14:20

1 stop26h 45m

£584

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Mon 23/3

14:10-17:00

2 stops21h 50m

Southampton Eastleigh

Tue 31/3

17:35-14:20

1 stop26h 45m

£587

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Mon 23/3

17:25-17:00

1 stop18h 35m

Southampton Eastleigh

Wed 1/4

09:20-14:20

1 stop11h 00m

£596

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Fri 12/12

16:25-08:50

1 stop10h 25m

Southampton Eastleigh

Fri 19/12

08:40-14:20

1 stop11h 40m

£728

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Sun 14/12

20:25-19:40

2 stops17h 15m

Southampton Eastleigh

Sun 21/12

15:25-19:55

3 stops34h 30m

£903

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Sun 14/12

07:20-07:30

3 stops42h 10m

Southampton Eastleigh

Sun 21/12

15:25-19:55

3 stops34h 30m

£945

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Tue 10/2

11:38-17:20

2 stops23h 42m

Southampton Eastleigh

Tue 3/3

12:25-19:15

1 stop12h 50m

£1,291

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Mon 16/2

16:25-08:50

1 stop10h 25m

Southampton Eastleigh

Sat 28/2

09:25-23:54

2 stops20h 29m

£1,521

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

Wed 25/3

19:45-16:20

2 stops15h 35m

Southampton Eastleigh

Sun 29/3

09:10-19:00

1 stop15h 50m

£1,648

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Southampton

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

Airlines

Other information

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

Delta and Aer Lingus are the most popular carriers operating from Illinois to Southampton Eastleigh

Which airlines fly to Southampton?

British Airways, Iberia and Finnair are the top three most popular airlines that fly to Southampton from Illinois according to our data. British Airways is the first choice among our users, with 54% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 7 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

Cheap Illinois to Southampton flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Illinois to Southampton Eastleigh Airport?
Prices for flights from Illinois to Southampton Eastleigh Airport are updated daily.
How old do you have to be to fly from Illinois to Southampton Eastleigh Airport?
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 Illinois to Southampton Eastleigh Airport.
What documentation or ID do you need to fly to Southampton Eastleigh Airport?
The travel and health documents required for your trip to Southampton Eastleigh Airport 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 Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Portsmouth

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Southampton. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Illinois to Southampton flights to just show those with flexible booking policies.

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

Once you have performed a search for Illinois to Southampton 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 Illinois to Southampton right now. Can momondo alert me if prices change?

Price alerts on flights to Southampton from Illinois 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.