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Cheap flights from Southampton to Chicago from £544

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 16/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Southampton to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
08:55 - 19:15SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
16h 20m1 stop Dublin
Aer Lingus Logo
15:45 - 19:30ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
21h 45m1 stop Dublin
£544Aer Lingus
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
09:15 - 21:25SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
18h 10m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
19:25 - 19:30ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
18h 05m2 stops Reykjavik Keflavik Intl Dublin
£572Multiple Airlines
Tue, 8 Sep - Mon, 14 Sep
Aer Lingus Logo
08:55 - 19:15SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
16h 20m1 stop Dublin
Aer Lingus Logo
21:00 - 16:50ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
13h 50m1 stop Dublin
£619Aer Lingus
Wed, 16 Sep - Wed, 23 Sep
Aer Lingus Logo
17:20 - 14:25SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
27h 05m2 stops Dublin Madrid Barajas
Aer Lingus Logo
16:55 - 19:30ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
20h 35m2 stops Madrid Barajas Dublin
£637Aer Lingus
Tue, 22 Sep - Tue, 29 Sep
Aer Lingus Logo
20:00 - 14:25SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
24h 25m2 stops Dublin Madrid Barajas
Aer Lingus Logo
15:45 - 19:30ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
21h 45m1 stop Dublin
£645Aer Lingus
Wed, 16 Sep - Wed, 23 Sep
Aer Lingus Logo
09:15 - 19:15SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
16h 00m1 stop Dublin
Aer Lingus Logo
21:00 - 16:50ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
13h 50m1 stop Dublin
£667Aer Lingus
Tue, 8 Sep - Mon, 14 Sep
Aer Lingus Logo
17:20 - 14:25SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
27h 05m2 stops Dublin Madrid Barajas
Aer Lingus Logo
21:00 - 19:30ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
16h 30m1 stop Dublin
£673Aer Lingus
Tue, 22 Sep - Tue, 29 Sep
KLM Logo
09:05 - 14:15SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
11h 10m1 stop Amsterdam Schiphol
KLM Logo
10:30 - 08:35ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
16h 05m2 stops Boston Logan Intl Amsterdam Schiphol
£674KLM
Tue, 8 Sep - Mon, 14 Sep
KLM Logo
09:05 - 14:15SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
11h 10m1 stop Amsterdam Schiphol
KLM Logo
16:15 - 16:50ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
18h 35m1 stop Amsterdam Schiphol
£687KLM
Tue, 22 Sep - Tue, 29 Sep
Delta Logo
09:15 - 20:56SOU  Southampton Eastleigh-ORD Chicago O'Hare Intl
17h 41m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
06:00 - 08:35ORD  Chicago O'Hare Intl-SOU Southampton Eastleigh
20h 35m2 stops New York John F Kennedy Intl Amsterdam Schiphol
£690Delta
Wed, 16 Sep - Wed, 23 Sep

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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
16 Sept
SOU08:55Southampton Eastleigh
16h 20m
1 stop
ORD19:15Chicago O'Hare Intl
23 Sept
ORD15:45Chicago O'Hare Intl
21h 45m
1 stop
SOU19:30Southampton Eastleigh
£544
Aer Lingus
16 Sept
SOU08:55Southampton Eastleigh
16h 20m
1 stop
ORD19:15Chicago O'Hare Intl
23 Sept
ORD21:00Chicago O'Hare Intl
13h 50m
1 stop
SOU16:50Southampton Eastleigh
£619
Aer Lingus
8 Sept
SOU20:00Southampton Eastleigh
24h 25m
2 stops
ORD14:25Chicago O'Hare Intl
14 Sept
ORD16:55Chicago O'Hare Intl
17h 55m
2 stops
SOU16:50Southampton Eastleigh
£619

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
8 Sept
SOU09:05Southampton Eastleigh
11h 10m
1 stop
ORD14:15Chicago O'Hare Intl
14 Sept
ORD10:30Chicago O'Hare Intl
16h 05m
2 stops
SOU08:35Southampton Eastleigh
£674
KLM
22 Sept
SOU09:05Southampton Eastleigh
11h 10m
1 stop
ORD14:15Chicago O'Hare Intl
29 Sept
ORD16:15Chicago O'Hare Intl
18h 35m
1 stop
SOU16:50Southampton Eastleigh
£687
KLM
16 Sept
SOU09:15Southampton Eastleigh
11h 15m
1 stop
ORD14:30Chicago O'Hare Intl
23 Sept
ORD10:25Chicago O'Hare Intl
16h 10m
2 stops
SOU08:35Southampton Eastleigh
£691

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 10 August 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

Cheapest return flight

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Wed 16/9

08:55-19:15

1 stop16h 20m

Chicago O'Hare Intl

Wed 23/9

15:45-19:30

1 stop21h 45m

£544

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Tue 8/9

09:15-21:25

2 stops18h 10m

Chicago O'Hare Intl

Mon 14/9

19:25-19:30

2 stops18h 05m

£572

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Wed 16/9

08:55-19:15

1 stop16h 20m

Chicago O'Hare Intl

Wed 23/9

21:00-16:50

1 stop13h 50m

£619

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Tue 22/9

17:20-14:25

2 stops27h 05m

Chicago O'Hare Intl

Tue 29/9

16:55-19:30

2 stops20h 35m

£637

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Wed 16/9

20:00-14:25

2 stops24h 25m

Chicago O'Hare Intl

Wed 23/9

15:45-19:30

1 stop21h 45m

£645

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Tue 8/9

09:15-19:15

1 stop16h 00m

Chicago O'Hare Intl

Mon 14/9

21:00-16:50

1 stop13h 50m

£667

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Tue 22/9

17:20-14:25

2 stops27h 05m

Chicago O'Hare Intl

Tue 29/9

21:00-19:30

1 stop16h 30m

£673
Fastest return journey

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Tue 8/9

09:05-14:15

1 stop11h 10m

Chicago O'Hare Intl

Mon 14/9

10:30-08:35

2 stops16h 05m

£674

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Tue 22/9

09:05-14:15

1 stop11h 10m

Chicago O'Hare Intl

Tue 29/9

16:15-16:50

1 stop18h 35m

£687

SouthamptonChicago

SOU Southampton Eastleigh - ORD Chicago O'Hare Intl

SOUORD

Southampton Eastleigh

Wed 16/9

09:15-20:56

2 stops17h 41m

Chicago O'Hare Intl

Wed 23/9

06:00-08:35

2 stops20h 35m

£690

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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 Thursday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Thursday will often find tickets for as low as £670. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Sunday is £710.

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 £657. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the morning when prices are around £691.

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

18h 10m

Direct flights

None
The fastest flight from Southampton to Chicago O'Hare Intl Airport takes 18h 10m
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

Frequently asked questions about flying from Southampton to Chicago O'Hare Intl Airport

  • 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 18h 10m 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
Schererville
Gurnee
Lincolnshire
Lake Geneva
Racine
Schaumburg
Willowbrook
Evanston
Bolingbrook
Joliet
Oak Park
Northbrook
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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