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Cheap flights from Southampton to Chicago from £438

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — CHI
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Southampton to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Chicago
Explore the most affordable flight options available from Southampton to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2025.

Tue 2/1212:25SOU - ORD
2 stops32h 35mMultiple Airlines
Fri 5/1207:20ORD - SOU
3 stops25h 30mMultiple Airlines
Deal found 18/11£710
Tue 2/1212:25SOU - ORD
1 stop11h 30mAer Lingus
Fri 5/1215:50ORD - SOU
1 stop10h 55mAer Lingus
Deal found 18/11£777

Cheap flight deals from Southampton to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 November 2025.

Round-trip from

£658

One-way from

£438

Popular in

July

Cheapest in

February

Average price

£472
Delta
  • Delta
  • 4/2-8/2
  • 4 total stops
  • 63h 55m total
  • Southampton to Chicago
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British Airways
  • British Airways
  • 12/1
  • 1 total stop
  • 15h 45m total
  • Southampton to Chicago
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Chicago 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 20 November 2025.
Use the filters below to find and compare flights from Southampton to Chicago that are best for you.

Fly from

Southampton

Fly to

Chicago

Route

Depart

Return

Price

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 4/2

09:25-10:05

2 stops30h 40m

Chicago O'Hare Intl

Sun 8/2

17:35-08:50

2 stops33h 15m

£658

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 5/3

18:05-14:20

1 stop26h 15m

Chicago O'Hare Intl

Mon 9/3

17:25-17:00

1 stop18h 35m

£687

SouthamptonChicago

SOU - MDW

SOUMDW

Southampton Eastleigh

Thu 5/3

08:50-18:37

2 stops15h 47m

Chicago Midway

Mon 9/3

13:00-08:10

2 stops14h 10m

£688

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Tue 2/12

12:25-15:00

2 stops32h 35m

Chicago O'Hare Intl

Fri 5/12

07:20-14:50

3 stops25h 30m

£710

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Tue 14/4

09:10-19:35

2 stops16h 25m

Chicago O'Hare Intl

Tue 28/4

15:45-08:05

1 stop10h 20m

£711

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 4/2

12:25-19:15

1 stop12h 50m

Chicago O'Hare Intl

Sun 8/2

21:00-19:40

1 stop16h 40m

£729

SouthamptonChicago

SOU - MDW

SOUMDW

Southampton Eastleigh

Fri 2/1

17:30-17:19

2 stops29h 49m

Chicago Midway

Fri 9/1

13:49-17:15

2 stops45h 26m

£1,675

SouthamptonChicago

SOU - MDW

SOUMDW

Southampton Eastleigh

Sun 4/1

09:30-22:22

2 stops18h 52m

Chicago Midway

Sun 11/1

11:21-08:50

2 stops15h 29m

£6,564

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Mon 12/1

09:30-19:15

1 stop15h 45m

£438

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Tue 13/1

12:25-19:15

1 stop12h 50m

£438

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 19 results
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Best time to book a flight from Southampton to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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 Chicago

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

Currently, March is the cheapest month in which you can book a flight from Southampton to Chicago (average of £308). Flying from Southampton to Chicago in July is currently the most expensive (average of £513). 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.

What’s the top stopover airport for flights from Southampton to Chicago?

Share of one-stop return flights from Southampton to Chicago chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Amsterdam (AMS) – chosen by Cheapflights users on 67% of one-stop itineraries from Southampton to Chicago on Cheapflights.

What’s the cheapest stopover airport for flights from Southampton to Chicago?

Average return fare for one-stop flights from Southampton to Chicago, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Amsterdam (AMS) is the most affordable one-stop option, with an average return flight price of £595.

What’s the fastest stopover option from Southampton to Chicago?

Shortest average travel time for one-stop one-way flights from Southampton to Chicago, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 11h 05m.

Which airport typically offers the quickest stopover for flights from Southampton to Chicago?

Average stopover duration for one-stop one-way flights from Southampton to Chicago, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 26m.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Chicago. 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 Chicago?

    Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to Chicago. You should not have trouble finding flights to Chicago from Eastleigh; the airport handles an average of 0 outbound flights to Chicago per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Southampton airport to Chicago. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.

  • How long is the flight from Southampton to Chicago?

    Delta, Virgin Atlantic, and KLM can get you from Southampton to Chicago in just under 18h 52m. Your travel time can differ by up to 11h 48m. The distance between Southampton and Chicago is about 3924 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Southampton to Chicago (average of £308). Flying from Southampton to Chicago in July is currently the most expensive (average of £513). 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 Chicago

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Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Chicago from Southampton today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Southampton to Chicago.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Southampton to Chicago, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Chicago from Southampton today and book when prices fit your budget.

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