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Cheap flights from Chicago to London from $345

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:45 am - 11:20 amORD  Chicago O'Hare Intl-SEN London Southend
20h 35m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat
Multiple Airlines Logo
6:30 am - 8:12 pmSEN  London Southend-ORD Chicago O'Hare Intl
19h 42m2 stops Barcelona-El Prat Montreal Pierre Elliott Trudeau Intl
$728Multiple Airlines
Mon, Sep 28 - Tue, Oct 6
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
7:35 pm - 2:10 pmSEN  London Southend-ORD Chicago O'Hare Intl
24h 35m2 stops Amsterdam Schiphol Dublin
$892Multiple Airlines
Wed, Nov 25 - Sun, Nov 29
Multiple Airlines Logo
9:50 pm - 10:05 pmORD  Chicago O'Hare Intl-SEN London Southend
18h 15m2 stops Munich Franz Josef Strauss Amsterdam Schiphol
Multiple Airlines Logo
7:15 am - 7:58 pmSEN  London Southend-ORD Chicago O'Hare Intl
18h 43m2 stops Amsterdam Schiphol Toronto Pearson Intl
$1,216Multiple Airlines
Sat, Nov 21 - Sat, Nov 28
Multiple Airlines Logo
7:25 pm - 10:25 amORD  Chicago O'Hare Intl-SEN London Southend
33h 00m2 stops Reykjavik Keflavik Intl Paris Charles de Gaulle
Multiple Airlines Logo
4:55 pm - 2:15 pmSEN  London Southend-ORD Chicago O'Hare Intl
27h 20m1 stop Amsterdam Schiphol
$1,559Multiple Airlines
Fri, Oct 16 - Fri, Oct 23

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

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Route

Depart

Return

Price

Cheapest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Mon 9/28

8:45 am-11:20 am

2 stops20h 35m

London Southend

Tue 10/6

6:30 am-8:12 pm

2 stops19h 42m

$728

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Wed 11/25

6:30 pm-6:35 pm

2 stops18h 05m

London Southend

Sun 11/29

7:35 pm-2:10 pm

2 stops24h 35m

$892
Quickest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Sat 11/21

9:50 pm-10:05 pm

2 stops18h 15m

London Southend

Sat 11/28

7:15 am-7:58 pm

2 stops18h 43m

$1,216

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Fri 10/16

7:25 pm-10:25 am

2 stops33h 00m

London Southend

Fri 10/23

4:55 pm-2:15 pm

1 stop27h 20m

$1,559
Cheapest one-way

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Mon 11/16

6:30 pm-10:25 pm

3 stops21h 55m

$345

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Wed 12/2

6:30 pm-10:20 pm

3 stops21h 50m

$347

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Mon 11/9

6:30 pm-10:25 pm

3 stops21h 55m

$352

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Wed 11/25

6:30 pm-10:20 pm

3 stops21h 50m

$359

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Wed 11/4

6:30 pm-10:20 pm

3 stops21h 50m

$361

ChicagoLondon

ORD Chicago O'Hare Intl - SEN London Southend

ORDSEN

Chicago O'Hare Intl

Mon 9/28

7:25 pm-7:55 am

3 stops30h 30m

$363

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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When to book flights from Chicago to London Southend Airport

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

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

Best Price Found

$345

Fastest flight time

15h 15m

Direct flights

None
The best one-way flight to London Southend Airport from Chicago in the past 72 hours is $345. The best round-trip flight deal from Chicago to London Southend Airport found on momondo in the last 72 hours is $728.
The fastest flight from Chicago to London Southend Airport takes 15h 15m
There are no direct flights from Chicago to London Southend Airport. There are no popular flight routes from Chicago to London Southend Airport.
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Frequently asked questions about flying from Chicago to London Southend Airport

  • How far is Chicago to London Southend by plane?

    There are 3974.0 mi between Chicago and London Southend. Typically, this will take 15h 15m by plane in normal conditions.

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

    Prices for flights from Chicago to London Southend Airport refresh daily.

  • How old do you have to be to fly from Chicago to London Southend Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to London Southend Airport.

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

    The travel and health documents you'll need for your trip to London Southend Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Southend Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Chicago to London Southend Airport

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

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago from London Southend Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

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

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Hayes
Wembley
Luton
Croydon
Dover
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?

Yes. All flights to London from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Chicago to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your London Southend Airport trip

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