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Cheap flights from Chicago O'Hare Intl Airport to London from $334

1 adult
1 adult, Economy, 0 bags

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.
Multiple Airlines Logo
6:30 pm - 6:55 pmORD  Chicago O'Hare Intl-SEN London Southend
18h 25m2 stops Reykjavik Keflavik Intl Berlin Brandenburg
Multiple Airlines Logo
7:20 am - 5:20 pmSEN  London Southend-ORD Chicago O'Hare Intl
16h 00m2 stops Berlin Brandenburg Reykjavik Keflavik Intl
$710Multiple Airlines
Thu, Nov 12 - Mon, Nov 16
Multiple Airlines Logo
6:30 pm - 6:55 pmORD  Chicago O'Hare Intl-SEN London Southend
18h 25m2 stops Reykjavik Keflavik Intl Berlin Brandenburg
Multiple Airlines Logo
7:20 am - 5:20 pmSEN  London Southend-ORD Chicago O'Hare Intl
16h 00m2 stops Berlin Brandenburg Reykjavik Keflavik Intl
$715Multiple Airlines
Thu, Nov 5 - Mon, Nov 9
Multiple Airlines Logo
7:30 pm - 2:50 pmORD  Chicago O'Hare Intl-SEN London Southend
14h 20m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol
Multiple Airlines Logo
6:55 am - 6:20 pmSEN  London Southend-ORD Chicago O'Hare Intl
16h 25m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
$746Multiple Airlines
Sun, Oct 25 - Fri, Oct 30
Multiple Airlines Logo
6:30 pm - 6:35 pmORD  Chicago O'Hare Intl-SEN London Southend
18h 05m2 stops Reykjavik Keflavik Intl Paris Charles de Gaulle
Multiple Airlines Logo
7:10 am - 5:20 pmSEN  London Southend-ORD Chicago O'Hare Intl
16h 10m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl
$764Multiple Airlines
Wed, Dec 2 - Wed, Dec 9
Multiple Airlines Logo
2:40 pm - 11:20 pmORD  Chicago O'Hare Intl-SEN London Southend
26h 40m2 stops Zurich Palma de Mallorca Son Sant Joan
Multiple Airlines Logo
4:50 pm - 12:55 pmSEN  London Southend-ORD Chicago O'Hare Intl
26h 05m2 stops Barcelona-El Prat Frankfurt am Main
$788Multiple Airlines
Sat, Oct 10 - Sat, Oct 17
Multiple Airlines Logo
2:40 pm - 11:20 pmORD  Chicago O'Hare Intl-SEN London Southend
26h 40m2 stops Zurich Palma de Mallorca Son Sant Joan
Multiple Airlines Logo
4:50 pm - 12:55 pmSEN  London Southend-ORD Chicago O'Hare Intl
26h 05m2 stops Barcelona-El Prat Frankfurt am Main
$791Multiple Airlines
Sat, Oct 10 - Sat, Oct 17
Multiple Airlines Logo
6:30 pm - 6:35 pmORD  Chicago O'Hare Intl-SEN London Southend
18h 05m2 stops Reykjavik Keflavik Intl Paris Charles de Gaulle
Multiple Airlines Logo
3:55 pm - 5:20 pmSEN  London Southend-ORD Chicago O'Hare Intl
31h 25m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl
$849Multiple Airlines
Wed, Dec 30 - Sun, Jan 10
Multiple Airlines Logo
7:25 pm - 9:45 pmORD  Chicago O'Hare Intl-SEN London Southend
20h 20m2 stops Reykjavik Keflavik Intl Barcelona-El Prat
Multiple Airlines Logo
8:25 am - 9:25 pmSEN  London Southend-ORD Chicago O'Hare Intl
19h 00m2 stops Barcelona-El Prat Reykjavik Keflavik Intl
$896Multiple Airlines
Fri, Sep 25 - Wed, Sep 30
Multiple Airlines Logo
8:05 pm - 6:10 pmORD  Chicago O'Hare Intl-SEN London Southend
16h 05m2 stops Dublin Amsterdam Schiphol
Multiple Airlines Logo
7:35 am - 6:20 pmSEN  London Southend-ORD Chicago O'Hare Intl
16h 45m2 stops Amsterdam Schiphol Dublin
$1,152Multiple Airlines
Sat, Nov 21 - Fri, Nov 27
Multiple Airlines Logo
5:10 pm - 10:45 amORD  Chicago O'Hare Intl-SEN London Southend
11h 35m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
7:00 pm - 7:20 pmSEN  London Southend-ORD Chicago O'Hare Intl
29h 20m2 stops Paris Charles de Gaulle Dublin
$1,163Multiple Airlines
Thu, Oct 22 - Thu, Oct 29

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to London Southend Airport that are best for you.

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Price

Cheapest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Thu 11/12

6:30 pm-6:55 pm

2 stops18h 25m

London Southend

Mon 11/16

7:20 am-5:20 pm

2 stops16h 00m

$710

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Thu 11/5

6:30 pm-6:55 pm

2 stops18h 25m

London Southend

Mon 11/9

7:20 am-5:20 pm

2 stops16h 00m

$715
Quickest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Sun 10/25

7:30 pm-2:50 pm

2 stops14h 20m

London Southend

Fri 10/30

6:55 am-6:20 pm

2 stops16h 25m

$746

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Wed 12/2

6:30 pm-6:35 pm

2 stops18h 05m

London Southend

Wed 12/9

7:10 am-5:20 pm

2 stops16h 10m

$764

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Sat 10/10

2:40 pm-11:20 pm

2 stops26h 40m

London Southend

Sat 10/17

4:50 pm-12:55 pm

2 stops26h 05m

$788

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Sat 10/10

2:40 pm-11:20 pm

2 stops26h 40m

London Southend

Sat 10/17

4:50 pm-12:55 pm

2 stops26h 05m

$791

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Wed 12/30

6:30 pm-6:35 pm

2 stops18h 05m

London Southend

Sun 1/10

3:55 pm-5:20 pm

2 stops31h 25m

$849

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Fri 9/25

7:25 pm-9:45 pm

2 stops20h 20m

London Southend

Wed 9/30

8:25 am-9:25 pm

2 stops19h 00m

$896

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Sat 11/21

8:05 pm-6:10 pm

2 stops16h 05m

London Southend

Fri 11/27

7:35 am-6:20 pm

2 stops16h 45m

$1,152

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Thu 10/22

5:10 pm-10:45 am

1 stop11h 35m

London Southend

Thu 10/29

7:00 pm-7:20 pm

2 stops29h 20m

$1,163

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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When to book flights from Chicago O'Hare Intl Airport to London Southend Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to London Southend Airport 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 London Southend Airport (ORD to SEN) flight deals and tips

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

Best Price Found

$334

Fastest flight time

14h 20m

Direct flights

None
The best one-way flight to London Southend Airport from Chicago O'Hare Intl Airport in the past 72 hours is $334. The best round-trip flight deal from Chicago O'Hare Intl Airport to London Southend Airport found on momondo in the last 72 hours is $710.
The fastest flight from Chicago O'Hare Intl Airport to London Southend Airport takes 14h 20m
There are no direct flights from Chicago O'Hare Intl Airport to London Southend Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to London Southend Airport.
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Frequently asked questions about flying from Chicago O'Hare Intl Airport to London Southend Airport

  • How far is Chicago O'Hare Intl to London Southend by plane?

    London Southend is 3979.6 mi away from Chicago O'Hare Intl. Typically, this will take 14h 20m by plane in normal conditions.

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

    Prices for flights from Chicago O'Hare Intl Airport to London Southend Airport refresh daily.

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

  • What documentation or ID do you need to fly to London Southend Airport?

    The required travel and health documents for your London Southend Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Southend Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to London Southend Airport?

    Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to London Southend Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Chicago O'Hare Intl Airport to London Southend Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Wembley
Dover
Croydon
Richmond
Stansted
Kingston upon Thames
Harrow
Cobham
Watford
Slough
Eastbourne
Worthing
Hook
Uxbridge
Romford

Why use momondo?

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

Finding the right flight to London from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Flights from Chicago to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 London from Chicago.

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

Yes momondo offers price alerts on flights to London from Chicago. 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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