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Cheap flights from Southampton to Chicago O'Hare Intl Airport from £435

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — ORD
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Southampton to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to O'Hare Intl
Explore the most affordable flight options available from Southampton to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Sun 21/1218:05SOU - ORD
3 stops29h 15mMultiple Airlines
Sun 28/1218:30ORD - SOU
2 stops19h 10mMultiple Airlines
Deal found 6/11£710
Sun 21/1220:10SOU - ORD
1 stop23h 50mAer Lingus
Sun 28/1215:50ORD - SOU
1 stop10h 55mAer Lingus
Deal found 6/11£805
Thu 6/1119:55SOU - ORD
2 stops23h 55mBritish Airways
Sat 26/920:50ORD - SOU
1 stop16h 40mBritish Airways
Deal found 6/11£1,388

Cheap flight deals from Southampton to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to O'Hare Intl (ORD). 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 7 November 2025.

Round-trip from

£661

One-way from

£435

Popular in

July

Cheapest in

February

Average price

£492
Virgin Atlantic
  • Virgin Atlantic
  • 5/3-9/3
  • 3 total stops
  • 47h 30m total
  • Southampton to Chicago
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British Airways
  • British Airways
  • 11/3
  • 1 total stop
  • 11h 30m total
  • Southampton to Chicago
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£62 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
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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 O'Hare Intl 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 7 November 2025.
Use the filters below to find and compare flights from Southampton to Chicago O'Hare Intl Airport that are best for you.

Fly from

Southampton

Fly to

O'Hare Intl

Route

Depart

Return

Price

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

£661

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 21/12

18:05-17:20

3 stops29h 15m

Chicago O'Hare Intl

Sun 28/12

18:30-19:40

2 stops19h 10m

£710

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 25/1

09:30-20:00

2 stops16h 30m

Chicago O'Hare Intl

Mon 2/2

17:10-16:00

2 stops16h 50m

£733

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 11/3

12:25-18:55

1 stop11h 30m

£435

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sat 31/1

09:30-20:00

2 stops16h 30m

£504

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 12/3

09:30-18:55

1 stop14h 25m

£505

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Wed 31/12

12:25-17:55

1 stop11h 30m

£810

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Thu 18/12

19:55-18:45

2 stops28h 50m

£1,063

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Sun 4/1

20:00-18:45

2 stops28h 45m

£1,383

SouthamptonChicago

SOU - ORD

SOUORD

Southampton Eastleigh

Fri 2/1

19:55-13:50

2 stops23h 55m

£2,277

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 11 results
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2

Best time to book a flight from Southampton to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

What is the cheapest month to book a flight from Southampton to Chicago O'Hare Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Southampton to Chicago O'Hare Intl Airport (average of £156). Flying from Southampton to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £514). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to O'Hare Intl. 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 O'Hare Intl?

    Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Eastleigh; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Southampton airport to Chicago O'Hare Intl. 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 O'Hare Intl Airport?

    For as low as £661, Virgin Atlantic can have you in Chicago O'Hare Intl Airport from Southampton in 26h 15m. Airlines will cover a distance of 3921 mi.

  • Can I find deals for flights from Southampton to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Southampton to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to O'Hare Intl?

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

  • Can I find deals for business class flights from Southampton to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Southampton to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Southampton to Chicago O'Hare Intl Airport (average of £156). Flying from Southampton to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £514). 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Downers Grove
Elk Grove Village

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Alternative routes for Southampton to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to O'Hare Intl?

When you search for this flight from Southampton to O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Southampton to O'Hare Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southampton to O'Hare Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Southampton to O'Hare Intl with no change fees?

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

Can Cheapflights notify me if prices for flights from Southampton to O'Hare Intl become cheaper?

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

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