How long does it take to fly to London, Ontario?

If you’re flying from a popular airport in Illinois, such as Chicago or Moline, and flying into London, Ontario, then you can expect flight times to average 2h 20m and 5h 10m, respectively.

What is the cheapest airline that flies from Illinois to London?

United Airlines is the most popular carrier operating from Illinois to London

What airlines fly to London, Ontario?

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to London, Ontario from Illinois according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to London, Ontario. Keep in mind that there are 7 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Illinois to London Airport refresh daily.

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

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 Illinois to London Airport.

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

The travel and health documents you'll need for your trip to London 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 Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$459 Cheap Flights from Illinois to London, Ontario in 2026

Find the cheapest flights from Illinois to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 pm - 5:20 amORD Chicago O'Hare Intl-YXU London

10h 50m1 stop Calgary

6:10 am - 4:40 pmYXU London-ORD Chicago O'Hare Intl

11h 30m1 stop Calgary

$462WestJet

Fri, Sep 18 - Sun, Sep 20

5:30 pm - 5:20 amORD Chicago O'Hare Intl-YXU London

10h 50m1 stop Calgary

6:10 am - 4:40 pmYXU London-ORD Chicago O'Hare Intl

11h 30m1 stop Calgary

$476WestJet

Fri, Sep 25 - Fri, Oct 2

2:15 pm - 9:40 pmORD Chicago O'Hare Intl-YXU London

6h 25m1 stop Toronto Pearson Intl

10:05 am - 1:23 pmYXU London-ORD Chicago O'Hare Intl

4h 18m1 stop Toronto Pearson Intl

$529Air Canada

Sat, Sep 5 - Tue, Sep 8

3:45 pm - 9:40 pmORD Chicago O'Hare Intl-YXU London

4h 55m1 stop Toronto Pearson Intl

5:40 am - 12:00 pmYXU London-ORD Chicago O'Hare Intl

7h 20m2 stops Toronto Pearson Intl Ottawa

$534Air Canada

Sat, Sep 5 - Tue, Sep 8

9:55 am - 2:50 pmORD Chicago O'Hare Intl-YXU London

3h 55m1 stop Toronto Pearson Intl

5:40 am - 11:21 amYXU London-ORD Chicago O'Hare Intl

6h 41m1 stop Toronto Pearson Intl

$548Air Canada

Tue, Sep 8 - Thu, Sep 10

5:30 pm - 5:20 amORD Chicago O'Hare Intl-YXU London

10h 50m1 stop Calgary

6:10 am - 4:40 pmYXU London-ORD Chicago O'Hare Intl

11h 30m1 stop Calgary

$555WestJet

Tue, Sep 8 - Thu, Sep 10

2:20 pm - 5:20 amORD Chicago O'Hare Intl-YXU London

14h 00m2 stops Toronto Pearson Intl Calgary

6:10 am - 4:40 pmYXU London-ORD Chicago O'Hare Intl

11h 30m1 stop Calgary

$559Multiple Airlines

Fri, Sep 25 - Fri, Oct 2

5:30 pm - 5:20 amORD Chicago O'Hare Intl-YXU London

10h 50m1 stop Calgary

6:20 pm - 4:40 pmYXU London-ORD Chicago O'Hare Intl

23h 20m2 stops Toronto Pearson Intl Calgary

$577Multiple Airlines

Sun, Sep 27 - Sun, Oct 4

2:20 pm - 9:40 pmORD Chicago O'Hare Intl-YXU London

6h 20m1 stop Toronto Pearson Intl

6:10 am - 4:40 pmYXU London-ORD Chicago O'Hare Intl

11h 30m1 stop Calgary

$578Multiple Airlines

Sun, Sep 27 - Sun, Oct 4

5:30 pm - 4:45 pmORD Chicago O'Hare Intl-YXU London

22h 15m1 stop Calgary

5:55 pm - 4:40 pmYXU London-ORD Chicago O'Hare Intl

23h 45m1 stop Calgary

$585WestJet

Thu, Sep 24 - Thu, Oct 1

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WestJet flights from Illinois to London, Ontario

Our best WestJet deals on Illinois to London, Ontario flight tickets

WestJet

Sep 18

ORD5:30 pmChicago O'Hare Intl

10h 50m

1 stop

YXU5:20 amLondon

Sep 20

YXU6:10 amLondon

11h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

$462

WestJet

Sep 25

ORD5:30 pmChicago O'Hare Intl

10h 50m

1 stop

YXU5:20 amLondon

Oct 2

YXU6:10 amLondon

11h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

$476

WestJet

Sep 8

ORD5:30 pmChicago O'Hare Intl

10h 50m

1 stop

YXU5:20 amLondon

Sep 10

YXU6:10 amLondon

11h 30m

1 stop

ORD4:40 pmChicago O'Hare Intl

$555

United Airlines flights from Illinois to London, Ontario

Our best United Airlines deals on Illinois to London, Ontario flight tickets

United Airlines

Sep 26

ORD4:30 pmChicago O'Hare Intl

24h 13m

3 stops

YXU5:43 pmLondon

Oct 3

YXU3:30 pmLondon

5h 18m

1 stop

ORD7:48 pmChicago O'Hare Intl

$955

United Airlines

Sep 25

ORD2:20 pmChicago O'Hare Intl

6h 20m

1 stop

YXU9:40 pmLondon

Oct 2

YXU5:40 amLondon

6h 41m

1 stop

ORD11:21 amChicago O'Hare Intl

$961

United Airlines

Sep 26

ORD4:30 pmChicago O'Hare Intl

24h 13m

3 stops

YXU5:43 pmLondon

Oct 3

YXU3:30 pmLondon

8h 51m

2 stops

ORD11:21 pmChicago O'Hare Intl

$970

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Fri 9/18

5:30 pm-5:20 am

1 stop10h 50m

London

Sun 9/20

6:10 am-4:40 pm

1 stop11h 30m

$462

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Fri 9/25

5:30 pm-5:20 am

1 stop10h 50m

London

Fri 10/2

6:10 am-4:40 pm

1 stop11h 30m

$476

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Sat 9/5

2:15 pm-9:40 pm

1 stop6h 25m

London

Tue 9/8

10:05 am-1:23 pm

1 stop4h 18m

$529

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Sat 9/5

3:45 pm-9:40 pm

1 stop4h 55m

London

Tue 9/8

5:40 am-12:00 pm

2 stops7h 20m

$534

Quickest round-trip

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Tue 9/8

9:55 am-2:50 pm

1 stop3h 55m

London

Thu 9/10

5:40 am-11:21 am

1 stop6h 41m

$548

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Tue 9/8

5:30 pm-5:20 am

1 stop10h 50m

London

Thu 9/10

6:10 am-4:40 pm

1 stop11h 30m

$555

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Fri 9/25

2:20 pm-5:20 am

2 stops14h 00m

London

Fri 10/2

6:10 am-4:40 pm

1 stop11h 30m

$559

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Sun 9/27

5:30 pm-5:20 am

1 stop10h 50m

London

Sun 10/4

6:20 pm-4:40 pm

2 stops23h 20m

$577

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Sun 9/27

2:20 pm-9:40 pm

1 stop6h 20m

London

Sun 10/4

6:10 am-4:40 pm

1 stop11h 30m

$578

ChicagoLondon

ORD Chicago O'Hare Intl - YXU London

ORDYXU

Chicago O'Hare Intl

Thu 9/24

5:30 pm-4:45 pm

1 stop22h 15m

London

Thu 10/1

5:55 pm-4:40 pm

1 stop23h 45m

$585

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to London, Ontario

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

Prices

Airlines

Other information

Can stopping save me money on Illinois to London, Ontario flights?

You could potentially save up to 51% on your flight if you consider stops on a Illinois to London, Ontario flight.

Cheap Illinois to London, Ontario flight deals and tips

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

Fastest flight time	4h 07m
Direct flights	None

The fastest flight from Illinois to London, Ontario takes 4h 07m

There are no direct flights from Illinois to London, Ontario. There are no popular flight routes from Illinois to London, Ontario.

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Frequently asked questions about flying from Illinois to London, Ontario

When did momondo last update prices for flights from Illinois to London Airport?
Prices for flights from Illinois to London Airport refresh daily.
How old do you have to be to fly from Illinois to London Airport?
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 Illinois to London Airport.
What documentation or ID do you need to fly to London Airport?
The travel and health documents you'll need for your trip to London 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 Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Grand Bend

Port Stanley

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?

All flight searches from Illinois to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to London from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London, Ontario trip

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Cheap flights from Illinois to London from $459

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to London departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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WestJet flights from Illinois to London, Ontario

Our best WestJet deals on Illinois to London, Ontario flight tickets

United Airlines flights from Illinois to London, Ontario

Our best United Airlines deals on Illinois to London, Ontario flight tickets

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

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How to get the cheapest flight ticket from Illinois to London, Ontario

Can stopping save me money on Illinois to London, Ontario flights?

What is the cheapest airline that flies from Illinois to London?

What airlines fly to London, Ontario?

How long does it take to fly to London, Ontario?

Cheap Illinois to London, Ontario flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Illinois to London, Ontario

Traveling to a place near London?

Why use momondo?

An easier way to manage your London, Ontario 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Airports servicing Ontario

Fly your favorite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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