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

Prices for flights from Illinois to London Southend Airport are updated daily.

How old do you have to be to fly from Illinois 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 Illinois to London Southend Airport.

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

The travel and health documents required for your trip to London Southend 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 London Southend Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£206 Cheap Flights from Illinois to London Southend Airport in 2025

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0 bags

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Find the cheapest flights from Illinois to London

Round-trip

One-way

Last minute

Cheap return flights

19:20 - 21:00ORD-SEN

19h 40m2 stops

07:10 - 16:45SEN-ORD

15h 35m2 stops

£429

Find Deal

Wed, 5 Nov - Wed, 12 Nov

19:20 - 21:00ORD-SEN

19h 40m3 stops

07:10 - 16:45SEN-ORD

15h 35m2 stops

£431

Find Deal

Wed, 5 Nov - Wed, 12 Nov

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Wed 5/11

19:20-21:00

2 stops19h 40m

London Southend

Wed 12/11

07:10-16:45

2 stops15h 35m

£429

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Wed 5/11

19:20-21:00

3 stops19h 40m

London Southend

Wed 12/11

07:10-16:45

2 stops15h 35m

£431

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Fri 3/10

18:00-23:00

3 stops23h 00m

£206

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Wed 8/10

11:13-20:50

2 stops27h 37m

£208

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Sun 16/11

20:25-23:00

3 stops20h 35m

£216

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Sun 9/11

20:25-14:55

3 stops36h 30m

£218

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Mon 24/11

14:20-10:00

2 stops37h 40m

£228

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Wed 24/9

07:20-20:50

3 stops31h 30m

£236

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Wed 3/9

16:04-15:45

3 stops41h 41m

£239

ChicagoLondon

ORD - SEN

ORDSEN

Chicago O'Hare Intl

Mon 1/12

14:20-10:00

2 stops37h 40m

£241

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to London Southend Airport

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

How long does it take to fly to London Southend Airport?

Flight times from Illinois to London Southend Airport vary, but if you’re flying out of Chicago and flying into London Heathrow Airport (one of the most popular routes), then the duration is 8h 31m on average. Another popular route from Illinois to London Southend Airport is flying from Peoria to London Heathrow Airport, which will take roughly 9h 51m. Keep in mind that layovers or delays could extend your travel time.

Cheap Illinois to London Southend Airport flight deals and tips

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

Best price found	£206
Fastest flight time	15h 05m
Direct flights	None

The best one-way flight to London Southend Airport from Illinois in the past 72 hours is £206. The best return flight deal from Illinois to London Southend Airport found on momondo in the last 72 hours is £429.

The fastest flight from Illinois to London Southend Airport takes 15h 05m

There are no direct flights from Illinois to London Southend Airport. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - London Southend Airport.

Search flight deals

When did momondo last update prices for flights from Illinois to London Southend Airport?
Prices for flights from Illinois to London Southend Airport are updated daily.
How old do you have to be to fly from Illinois 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 Illinois to London Southend Airport.
What documentation or ID do you need to fly to London Southend Airport?
The travel and health documents required for your trip to London Southend 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 London Southend Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Maidstone

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Southend-on-Sea

Canterbury

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Ilford

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Colchester

Worthing

Hounslow

Dartford

Dover

Chelmsford

Hayes

Bedford

Winchester

Why use momondo?

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

It is quick and easy to find Illinois to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Yes. momondo enables you to select and highlight flights to London from Illinois with this policy.

How can momondo help me find flights from Illinois 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 Illinois.

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

Yes. momondo can track prices for Illinois to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.