Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to London from $469

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 4/28. 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
10:36 am - 8:20 am
ORD
-
SOU
15h 44m
2 stops
KLM Logo
6:05 pm - 2:20 pm
SOU
-
ORD
26h 15m
1 stop
$830KLM
qui, fev 26 - qui, mar 5
Delta Logo
4:25 pm - 8:45 am
ORD
-
SOU
10h 20m
1 stop
Delta Logo
5:35 pm - 2:20 pm
SOU
-
ORD
26h 45m
1 stop
$832Delta
sex, fev 13 - ter, fev 24
Delta Logo
2:05 pm - 5:05 pm
ORD
-
SOU
21h 00m
2 stops
Delta Logo
8:50 am - 2:20 pm
SOU
-
ORD
11h 30m
1 stop
$836Delta
qui, fev 12 - sex, fev 27
KLM Logo
10:36 am - 8:20 am
ORD
-
SOU
15h 44m
2 stops
KLM Logo
8:50 am - 9:01 pm
SOU
-
ORD
18h 11m
2 stops
$840KLM
qui, fev 26 - qui, mar 5
Delta Logo
4:25 pm - 8:45 am
ORD
-
SOU
10h 20m
1 stop
Delta Logo
8:50 am - 9:30 pm
SOU
-
ORD
18h 40m
2 stops
$842Delta
sex, fev 13 - qui, fev 26
KLM Logo
4:25 pm - 8:45 am
ORD
-
SOU
10h 20m
1 stop
KLM Logo
8:50 am - 2:20 pm
SOU
-
ORD
11h 30m
1 stop
$844KLM
sex, fev 13 - sex, fev 27
Delta Logo
2:05 pm - 5:05 pm
ORD
-
SOU
21h 00m
2 stops
Delta Logo
8:50 am - 6:01 pm
SOU
-
ORD
15h 11m
2 stops
$846Delta
qui, fev 12 - sex, fev 27
Delta Logo
4:25 pm - 8:45 am
ORD
-
SOU
10h 20m
1 stop
Delta Logo
8:50 am - 2:10 pm
SOU
-
ORD
35h 20m
2 stops
$848Delta
sex, fev 13 - sex, fev 27
Delta Logo
4:25 pm - 8:45 am
ORD
-
SOU
10h 20m
1 stop
Delta Logo
9:30 am - 2:20 pm
SOU
-
ORD
10h 50m
1 stop
$882Delta
sex, fev 13 - dom, mar 1
Virgin Atlantic Logo
7:00 am - 8:20 am
ORD
-
SOU
20h 20m
2 stops
Virgin Atlantic Logo
6:05 pm - 3:20 pm
SOU
-
ORD
26h 15m
1 stop
$884Virgin Atlantic
qui, mar 12 - qui, mar 19

Delta flights from Chicago O'Hare Intl Airport to Southampton

Our best Delta deals on Chicago O'Hare Intl Airport to Southampton flight tickets
Delta
Feb 13
ORD4:25 pmChicago O'Hare Intl
10h 20m
1 stop
SOU8:45 amSouthampton Eastleigh
Feb 24
SOU5:35 pmSouthampton Eastleigh
26h 45m
1 stop
ORD2:20 pmChicago O'Hare Intl
$832
Delta
Feb 12
ORD2:05 pmChicago O'Hare Intl
21h 00m
2 stops
SOU5:05 pmSouthampton Eastleigh
Feb 27
SOU8:50 amSouthampton Eastleigh
11h 30m
1 stop
ORD2:20 pmChicago O'Hare Intl
$836
Delta
Feb 13
ORD4:25 pmChicago O'Hare Intl
10h 20m
1 stop
SOU8:45 amSouthampton Eastleigh
Feb 26
SOU8:50 amSouthampton Eastleigh
18h 40m
2 stops
ORD9:30 pmChicago O'Hare Intl
$842

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 26
ORD10:36 amChicago O'Hare Intl
15h 44m
2 stops
SOU8:20 amSouthampton Eastleigh
Mar 5
SOU6:05 pmSouthampton Eastleigh
26h 15m
1 stop
ORD2:20 pmChicago O'Hare Intl
$830
KLM
Feb 26
ORD10:36 amChicago O'Hare Intl
15h 44m
2 stops
SOU8:20 amSouthampton Eastleigh
Mar 5
SOU8:50 amSouthampton Eastleigh
18h 11m
2 stops
ORD9:01 pmChicago O'Hare Intl
$840
KLM
Feb 13
ORD4:25 pmChicago O'Hare Intl
10h 20m
1 stop
SOU8:45 amSouthampton Eastleigh
Feb 27
SOU8:50 amSouthampton Eastleigh
11h 30m
1 stop
ORD2:20 pmChicago O'Hare Intl
$844

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 28, 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

qui 2/26

10:36 am-8:20 am

2 stops15h 44m

Southampton Eastleigh

qui 3/5

6:05 pm-2:20 pm

1 stop26h 15m

$830

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sex 2/13

4:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

ter 2/24

5:35 pm-2:20 pm

1 stop26h 45m

$832

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

qui 2/12

2:05 pm-5:05 pm

2 stops21h 00m

Southampton Eastleigh

sex 2/27

8:50 am-2:20 pm

1 stop11h 30m

$836

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

qui 2/26

10:36 am-8:20 am

2 stops15h 44m

Southampton Eastleigh

qui 3/5

8:50 am-9:01 pm

2 stops18h 11m

$840

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sex 2/13

4:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

qui 2/26

8:50 am-9:30 pm

2 stops18h 40m

$842

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sex 2/13

4:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

sex 2/27

8:50 am-2:20 pm

1 stop11h 30m

$844

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

qui 2/12

2:05 pm-5:05 pm

2 stops21h 00m

Southampton Eastleigh

sex 2/27

8:50 am-6:01 pm

2 stops15h 11m

$846

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sex 2/13

4:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

sex 2/27

8:50 am-2:10 pm

2 stops35h 20m

$848

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

sex 2/13

4:25 pm-8:45 am

1 stop10h 20m

Southampton Eastleigh

dom 3/1

9:30 am-2:20 pm

1 stop10h 50m

$882

ChicagoSouthampton

ORD - SOU

ORDSOU

Chicago O'Hare Intl

qui 3/12

7:00 am-8:20 am

2 stops20h 20m

Southampton Eastleigh

qui 3/19

6:05 pm-3:20 pm

1 stop26h 15m

$884

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 is the cheapest airline that flies from Chicago O'Hare Intl to Southampton Eastleigh?

Delta and Aer Lingus are the most popular carriers operating from Chicago O'Hare Intl to Southampton Eastleigh

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 $682Free CancellationRating
7.2
1,442 reviews
Search Aer Lingus flights
KLMPriceFrom $884Free CancellationRating
7.7
1,443 reviews
Search KLM 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 2/27
sex 3/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom