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

Confirm your travel details to search for the latest offers for flights from London Southend Airport to Illinois . 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 London Southend Airport to Illinois 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 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.

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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Southend Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois 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 Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£435 Cheap Flights from London Southend Airport to Illinois in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from London Southend Airport to Illinois

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:45 - 21:25

SEN

ORD

19h 40m

2 stops

19:25 - 16:40

ORD

SEN

15h 15m

2 stops

£619Multiple Airlines

Mon, 13 Jul - Wed, 22 Jul

12:15 - 21:25

SEN

ORD

15h 10m

2 stops

19:25 - 16:40

ORD

SEN

15h 15m

2 stops

£725Multiple Airlines

Wed, 19 Aug - Wed, 26 Aug

19:50 - 14:25

SEN

ORD

24h 35m

2 stops

16:20 - 10:15

ORD

SEN

11h 55m

1 stop

£819Multiple Airlines

Sun, 23 Aug - Sat, 29 Aug

19:50 - 14:25

SEN

ORD

24h 35m

2 stops

17:10 - 19:20

ORD

SEN

20h 10m

1 stop

£826Multiple Airlines

Sun, 23 Aug - Sat, 29 Aug

06:30 - 15:10

SEN

ORD

38h 40m

3 stops

19:25 - 16:40

ORD

SEN

15h 15m

2 stops

£932Multiple Airlines

Mon, 20 Jul - Wed, 29 Jul

12:15 - 21:25

SEN

ORD

15h 10m

2 stops

19:25 - 19:20

ORD

SEN

17h 55m

2 stops

£938Multiple Airlines

Wed, 15 Jul - Sat, 25 Jul

07:35 - 14:15

SEN

ORD

12h 40m

1 stop

16:20 - 10:15

ORD

SEN

11h 55m

1 stop

£1,303Multiple Airlines

Sun, 12 Jul - Sat, 18 Jul

07:35 - 14:15

SEN

ORD

12h 40m

1 stop

16:20 - 10:15

ORD

SEN

11h 55m

1 stop

£1,304Multiple Airlines

Sun, 12 Jul - Sat, 18 Jul

19:50 - 15:10

SEN

ORD

25h 20m

1 stop

17:10 - 19:20

ORD

SEN

20h 10m

1 stop

£1,855Multiple Airlines

Sun, 23 Aug - Sat, 29 Aug

07:35 - 14:15

SEN

ORD

12h 40m

1 stop

16:20 - 10:15

ORD

SEN

11h 55m

1 stop

£1,920Multiple Airlines

Sun, 23 Aug - Sat, 29 Aug

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

SEN - ORD

SENORD

London Southend

Mon 13/7

07:45-21:25

2 stops19h 40m

Chicago O'Hare Intl

Wed 22/7

19:25-16:40

2 stops15h 15m

£619

LondonChicago

SEN - ORD

SENORD

London Southend

Wed 19/8

12:15-21:25

2 stops15h 10m

Chicago O'Hare Intl

Wed 26/8

19:25-16:40

2 stops15h 15m

£725

LondonChicago

SEN - ORD

SENORD

London Southend

Sun 23/8

19:50-14:25

2 stops24h 35m

Chicago O'Hare Intl

Sat 29/8

16:20-10:15

1 stop11h 55m

£819

LondonChicago

SEN - ORD

SENORD

London Southend

Sun 23/8

19:50-14:25

2 stops24h 35m

Chicago O'Hare Intl

Sat 29/8

17:10-19:20

1 stop20h 10m

£826

LondonChicago

SEN - ORD

SENORD

London Southend

Mon 20/7

06:30-15:10

3 stops38h 40m

Chicago O'Hare Intl

Wed 29/7

19:25-16:40

2 stops15h 15m

£932

LondonChicago

SEN - ORD

SENORD

London Southend

Wed 15/7

12:15-21:25

2 stops15h 10m

Chicago O'Hare Intl

Sat 25/7

19:25-19:20

2 stops17h 55m

£938

Fastest return journey

LondonChicago

SEN - ORD

SENORD

London Southend

Sun 12/7

07:35-14:15

1 stop12h 40m

Chicago O'Hare Intl

Sat 18/7

16:20-10:15

1 stop11h 55m

£1,303

LondonChicago

SEN - ORD

SENORD

London Southend

Sun 12/7

07:35-14:15

1 stop12h 40m

Chicago O'Hare Intl

Sat 18/7

16:20-10:15

1 stop11h 55m

£1,304

LondonChicago

SEN - ORD

SENORD

London Southend

Sun 23/8

19:50-15:10

1 stop25h 20m

Chicago O'Hare Intl

Sat 29/8

17:10-19:20

1 stop20h 10m

£1,855

LondonChicago

SEN - ORD

SENORD

London Southend

Sun 23/8

07:35-14:15

1 stop12h 40m

Chicago O'Hare Intl

Sat 29/8

16:20-10:15

1 stop11h 55m

£1,920

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Cheap London Southend Airport to Illinois flight deals and tips

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

Fastest flight time	16h 15m
Direct flights	None

The fastest flight from London Southend Airport to Illinois takes 16h 15m

There are no direct flights from London Southend Airport to Illinois. There are no popular flight routes from London Southend Airport to Illinois.

Search flight deals

Frequently asked questions about flying from London Southend Airport to Illinois

When did momondo last update prices for flights from London Southend Airport to Illinois?
Prices for flights from London Southend Airport to Illinois are updated daily.
How old do you have to be to fly from London Southend Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Southend Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois 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 Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from London Southend Airport to Illinois

How do I get Price Alerts for flights from London Southend Airport to Illinois?
Confirm your travel details to search for the latest offers for flights from London Southend Airport to Illinois. 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 London Southend Airport to Illinois 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 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.

Why use momondo?

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

It is quick and easy to find London to Illinois 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 Illinois that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Illinois.

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

Of course. momondo tracks the price of London to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.