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Cheap flights from Southampton to Chicago from £629

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Chicago departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
18:05 - 15:20
SOU
-
ORD
26h 15m
1 stop
KLM Logo
10:40 - 08:20
ORD
-
SOU
16h 40m
2 stops
£629KLM
Thu, 12 Mar - Thu, 19 Mar
KLM Logo
17:45 - 15:20
SOU
-
ORD
26h 35m
1 stop
KLM Logo
17:25 - 08:20
ORD
-
SOU
9h 55m
1 stop
£632KLM
Sun, 15 Mar - Sun, 22 Mar
KLM Logo
08:50 - 20:17
SOU
-
ORD
16h 27m
2 stops
KLM Logo
10:40 - 08:20
ORD
-
SOU
16h 40m
2 stops
£634KLM
Thu, 12 Mar - Thu, 19 Mar
KLM Logo
09:30 - 15:20
SOU
-
ORD
10h 50m
1 stop
KLM Logo
19:14 - 08:20
ORD
-
SOU
32h 06m
2 stops
£636KLM
Sun, 15 Mar - Sun, 22 Mar
Delta Logo
09:30 - 15:20
SOU
-
ORD
10h 50m
1 stop
Delta Logo
09:50 - 08:20
ORD
-
SOU
17h 30m
2 stops
£662Delta
Sun, 15 Mar - Sun, 22 Mar
Virgin Atlantic Logo
17:45 - 23:54
SOU
-
ORD
35h 09m
2 stops
Virgin Atlantic Logo
09:50 - 08:20
ORD
-
SOU
17h 30m
2 stops
£667Virgin Atlantic
Sun, 15 Mar - Sun, 22 Mar
Multiple Airlines Logo
15:25 - 15:00
SOU
-
ORD
28h 35m
2 stops
Multiple Airlines Logo
17:20 - 08:20
ORD
-
SOU
34h 00m
3 stops
£697Multiple Airlines
Sun, 15 Mar - Sun, 22 Mar
Delta Logo
17:45 - 14:20
SOU
-
ORD
26h 35m
1 stop
Delta Logo
11:08 - 08:35
ORD
-
SOU
15h 27m
2 stops
£708Delta
Sun, 22 Feb - Tue, 21 Apr
Aer Lingus Logo
20:10 - 18:55
SOU
-
ORD
27h 45m
1 stop
Aer Lingus Logo
20:40 - 15:35
ORD
-
SOU
13h 55m
1 stop
£710Aer Lingus
Thu, 12 Mar - Thu, 19 Mar
Delta Logo
08:50 - 18:01
SOU
-
ORD
15h 11m
2 stops
Delta Logo
06:50 - 08:35
ORD
-
SOU
19h 45m
2 stops
£712Delta
Tue, 24 Feb - Thu, 23 Apr

Aer Lingus flights from Southampton to Chicago O'Hare Intl Airport

Our best Aer Lingus deals on Southampton to Chicago O'Hare Intl Airport flight tickets
Aer Lingus
12 Mar
SOU20:10Southampton Eastleigh
27h 45m
1 stop
ORD18:55Chicago O'Hare Intl
19 Mar
ORD20:40Chicago O'Hare Intl
13h 55m
1 stop
SOU15:35Southampton Eastleigh
£710
Aer Lingus
21 Jul
SOU09:10Southampton Eastleigh
16h 05m
1 stop
ORD19:15Chicago O'Hare Intl
21 Jul
ORD22:35Chicago O'Hare Intl
28h 05m
1 stop
SOU08:40Southampton Eastleigh
£1,275

KLM flights from Southampton to Chicago O'Hare Intl Airport

Our best KLM deals on Southampton to Chicago O'Hare Intl Airport flight tickets
KLM
12 Mar
SOU18:05Southampton Eastleigh
26h 15m
1 stop
ORD15:20Chicago O'Hare Intl
19 Mar
ORD10:40Chicago O'Hare Intl
16h 40m
2 stops
SOU08:20Southampton Eastleigh
£629
KLM
15 Mar
SOU17:45Southampton Eastleigh
26h 35m
1 stop
ORD15:20Chicago O'Hare Intl
22 Mar
ORD17:25Chicago O'Hare Intl
9h 55m
1 stop
SOU08:20Southampton Eastleigh
£632
KLM
12 Mar
SOU08:50Southampton Eastleigh
16h 27m
2 stops
ORD20:17Chicago O'Hare Intl
19 Mar
ORD10:40Chicago O'Hare Intl
16h 40m
2 stops
SOU08:20Southampton Eastleigh
£634

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Chicago O'Hare Intl Airport 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, momondo users made 279,928 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Southampton to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 12/3

18:05-15:20

1 stop26h 15m

Chicago O'Hare Intl

Thu 19/3

10:40-08:20

2 stops16h 40m

£629

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 15/3

17:45-15:20

1 stop26h 35m

Chicago O'Hare Intl

Sun 22/3

17:25-08:20

1 stop9h 55m

£632

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 12/3

08:50-20:17

2 stops16h 27m

Chicago O'Hare Intl

Thu 19/3

10:40-08:20

2 stops16h 40m

£634

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 15/3

09:30-15:20

1 stop10h 50m

Chicago O'Hare Intl

Sun 22/3

19:14-08:20

2 stops32h 06m

£636

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 15/3

09:30-15:20

1 stop10h 50m

Chicago O'Hare Intl

Sun 22/3

09:50-08:20

2 stops17h 30m

£662

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 15/3

17:45-23:54

2 stops35h 09m

Chicago O'Hare Intl

Sun 22/3

09:50-08:20

2 stops17h 30m

£667

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 15/3

15:25-15:00

2 stops28h 35m

Chicago O'Hare Intl

Sun 22/3

17:20-08:20

3 stops34h 00m

£697

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 22/2

17:45-14:20

1 stop26h 35m

Chicago O'Hare Intl

Tue 21/4

11:08-08:35

2 stops15h 27m

£708

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 12/3

20:10-18:55

1 stop27h 45m

Chicago O'Hare Intl

Thu 19/3

20:40-15:35

1 stop13h 55m

£710

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Tue 24/2

08:50-18:01

2 stops15h 11m

Chicago O'Hare Intl

Thu 23/4

06:50-08:35

2 stops19h 45m

£712

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
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See travel insights to Chicago from

How to get the cheapest flight ticket from Southampton to Chicago O'Hare Intl Airport

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

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart from Southampton to Chicago O'Hare Intl Airport is on a Wednesday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Wednesday will often find tickets for as low as £600. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Saturday is £642.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest time of day to fly to Chicago O'Hare Intl Airport is at midday when flights can be purchased for as low as £617. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £650.

When to book flights from Southampton to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Chicago O'Hare Intl Airport (SOU to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Chicago O'Hare Intl Airport

Fastest flight time

11h 30m

Direct flights

None
The fastest flight from Southampton to Chicago O'Hare Intl Airport takes 11h 30m
There are no direct flights from Southampton to Chicago O'Hare Intl Airport. There are no popular flight routes from Southampton to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is Southampton Eastleigh to Chicago O'Hare Intl by plane?

    A flight from Southampton Eastleigh to Chicago O'Hare Intl will travel around 3920.9 mi. Typically, this will take 11h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Southampton Eastleigh Airport to Chicago O'Hare Intl Airport refresh daily.

  • How old do you have to be to fly from Southampton Eastleigh Airport to Chicago O'Hare Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southampton Eastleigh Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

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

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Racine
Evanston
Northbrook
Lincolnshire
Lake Geneva
Joliet
Oak Park
Oak Brook
Schaumburg
Elgin
Rosemont

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Southampton.

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

Yes. All flights to Chicago from Southampton on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Chicago from Southampton. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Chicago from Southampton. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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