Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to London from $278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to London departing on 2/15. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago O'Hare Intl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
11:15 am - 8:50 am
ORD
-
SOU
15h 35m
2 stops
KLM Logo
5:35 pm - 2:20 pm
SOU
-
ORD
26h 45m
1 stop
$750KLM
ter, fev 10 - ter, fev 17
KLM Logo
11:15 am - 8:50 am
ORD
-
SOU
15h 35m
2 stops
KLM Logo
9:25 am - 11:56 pm
SOU
-
ORD
20h 31m
2 stops
$760KLM
ter, fev 10 - ter, fev 17
Multiple Airlines Logo
9:00 pm - 7:40 pm
ORD
-
SOU
16h 40m
1 stop
Multiple Airlines Logo
9:30 am - 7:15 pm
SOU
-
ORD
15h 45m
1 stop
$774Multiple Airlines
sáb, fev 28 - sáb, mar 7
Multiple Airlines Logo
9:00 pm - 8:45 am
ORD
-
SOU
29h 45m
1 stop
Multiple Airlines Logo
3:25 pm - 5:55 pm
SOU
-
ORD
32h 30m
2 stops
$827Multiple Airlines
sáb, fev 28 - sáb, mar 7
KLM Logo
12:29 pm - 8:50 am
ORD
-
SOU
14h 21m
2 stops
KLM Logo
9:25 am - 7:19 pm
SOU
-
ORD
15h 54m
2 stops
$860KLM
sáb, fev 28 - sáb, mar 7
Aer Lingus Logo
9:00 pm - 3:35 pm
ORD
-
SOU
12h 35m
1 stop
Aer Lingus Logo
4:05 pm - 7:15 pm
SOU
-
ORD
33h 10m
1 stop
$863Aer Lingus
ter, fev 10 - ter, fev 17
Aer Lingus Logo
9:11 pm - 7:40 pm
ORD
-
SOU
40h 29m
2 stops
Aer Lingus Logo
12:25 pm - 7:15 pm
SOU
-
ORD
12h 50m
1 stop
$886Aer Lingus
ter, fev 10 - ter, fev 17
Aer Lingus Logo
9:11 pm - 3:35 pm
ORD
-
SOU
36h 24m
2 stops
Aer Lingus Logo
4:05 pm - 9:25 am
SOU
-
ORD
47h 20m
2 stops
$904Aer Lingus
ter, fev 10 - ter, fev 17
Multiple Airlines Logo
6:30 pm - 11:50 am
ORD
-
SOU
35h 20m
3 stops
Multiple Airlines Logo
12:25 pm - 3:00 pm
SOU
-
ORD
32h 35m
2 stops
$925Multiple Airlines
ter, fev 10 - ter, fev 17
KLM Logo
4:25 pm - 8:50 am
ORD
-
SOU
10h 25m
1 stop
KLM Logo
9:25 am - 11:56 pm
SOU
-
ORD
20h 31m
2 stops
$2,093KLM
seg, fev 16 - sáb, fev 28

Virgin Atlantic flights from Chicago O'Hare Intl Airport to Southampton

Our best Virgin Atlantic deals on Chicago O'Hare Intl Airport to Southampton flight tickets
Virgin Atlantic
Apr 1
ORD4:50 pmChicago O'Hare Intl
18h 00m
1 stop
SOU4:50 pmSouthampton Eastleigh
Apr 11
SOU9:15 amSouthampton Eastleigh
14h 38m
2 stops
ORD5:53 pmChicago O'Hare Intl
$784
Virgin Atlantic
Apr 1
ORD7:00 amChicago O'Hare Intl
19h 35m
2 stops
SOU8:35 amSouthampton Eastleigh
Apr 11
SOU9:15 amSouthampton Eastleigh
14h 38m
2 stops
ORD5:53 pmChicago O'Hare Intl
$825
Virgin Atlantic
Apr 1
ORD4:50 pmChicago O'Hare Intl
18h 00m
1 stop
SOU4:50 pmSouthampton Eastleigh
Apr 11
SOU5:20 pmSouthampton Eastleigh
26h 55m
1 stop
ORD2:15 pmChicago O'Hare Intl
$850

KLM flights from Chicago O'Hare Intl Airport to Southampton

Our best KLM deals on Chicago O'Hare Intl Airport to Southampton flight tickets
KLM
Feb 10
ORD11:15 amChicago O'Hare Intl
15h 35m
2 stops
SOU8:50 amSouthampton Eastleigh
Feb 17
SOU5:35 pmSouthampton Eastleigh
26h 45m
1 stop
ORD2:20 pmChicago O'Hare Intl
$750
KLM
Apr 1
ORD7:14 pmChicago O'Hare Intl
15h 36m
2 stops
SOU4:50 pmSouthampton Eastleigh
Apr 10
SOU9:05 amSouthampton Eastleigh
11h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
$759
KLM
Feb 10
ORD11:15 amChicago O'Hare Intl
15h 35m
2 stops
SOU8:50 amSouthampton Eastleigh
Feb 17
SOU9:25 amSouthampton Eastleigh
20h 31m
2 stops
ORD11:56 pmChicago O'Hare Intl
$760

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Southampton 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 832,500 searches. Data last updated janeiro 14, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

ter 2/10

11:15 am-8:50 am

2 stops15h 35m

Southampton Eastleigh

ter 2/17

5:35 pm-2:20 pm

1 stop26h 45m

$750

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

ter 2/10

11:15 am-8:50 am

2 stops15h 35m

Southampton Eastleigh

ter 2/17

9:25 am-11:56 pm

2 stops20h 31m

$760

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sáb 2/28

9:00 pm-7:40 pm

1 stop16h 40m

Southampton Eastleigh

sáb 3/7

9:30 am-7:15 pm

1 stop15h 45m

$774

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sáb 2/28

9:00 pm-8:45 am

1 stop29h 45m

Southampton Eastleigh

sáb 3/7

3:25 pm-5:55 pm

2 stops32h 30m

$827

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sáb 2/28

12:29 pm-8:50 am

2 stops14h 21m

Southampton Eastleigh

sáb 3/7

9:25 am-7:19 pm

2 stops15h 54m

$860

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

ter 2/10

9:00 pm-3:35 pm

1 stop12h 35m

Southampton Eastleigh

ter 2/17

4:05 pm-7:15 pm

1 stop33h 10m

$863

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

ter 2/10

9:11 pm-7:40 pm

2 stops40h 29m

Southampton Eastleigh

ter 2/17

12:25 pm-7:15 pm

1 stop12h 50m

$886

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

ter 2/10

9:11 pm-3:35 pm

2 stops36h 24m

Southampton Eastleigh

ter 2/17

4:05 pm-9:25 am

2 stops47h 20m

$904

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

ter 2/10

6:30 pm-11:50 am

3 stops35h 20m

Southampton Eastleigh

ter 2/17

12:25 pm-3:00 pm

2 stops32h 35m

$925

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

seg 2/16

4:25 pm-8:50 am

1 stop10h 25m

Southampton Eastleigh

sáb 2/28

9:25 am-11:56 pm

2 stops20h 31m

$2,093

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to London from

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

What airlines fly to Southampton?

British Airways, Iberia and American Airlines are the top three most popular airlines that fly to Southampton from Chicago O'Hare Intl Airport according to our data. British Airways is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Southampton. Keep in mind that there are 18 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

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

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

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

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

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Southampton takes 10h 55m
There are no direct flights from Chicago O'Hare Intl Airport to Southampton. There are no popular flight routes from Chicago O'Hare Intl Airport to Southampton.
Search flight deals

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

    Southampton Eastleigh is 3920.9 mi away from Chicago O'Hare Intl. Flights usually cover this in 10h 55m, depending on flying conditions and air traffic around both airports.

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

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

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Southampton Eastleigh Airport?

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

  • What is the most popular airline from Chicago O'Hare Intl Airport to Southampton?

Best airlines flying from Chicago O'Hare Intl Airport to Southampton

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Southampton with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $653Free CancellationRating
7.2
1,435 reviews
Search Aer Lingus flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

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

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southampton from Chicago.

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

If you are not ready to book a flight from Chicago to Southampton now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southampton and let you know when they change.

An easier way to manage your Southampton trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
sex 2/13
sex 2/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom