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

The average flight duration from Missouri to London, Ontario depends on which airport you fly into and out of. Flying from St. Louis to Toronto Pearson Intl Airport is 1h 55m on average, while flying from Kansas City to Toronto Pearson Intl Airport is 8h 59m on average. Toronto Pearson Intl Airport is the most popular airport in London, Ontario.

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

Prices for flights from Missouri to London Airport were last updated today.

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

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

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

C$ 546 Cheap Flights from Missouri to London in 2025/26

1 adult

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Find the cheapest flights from Missouri to London

Round-trip

One-way

Cheap round-trip flights

6:45 a.m. - 9:21 p.m.STL-YXU

13h 36m2 stops

5:45 a.m. - 9:04 p.m.YXU-STL

16h 19m2 stops

C$ 1,044United Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

7:41 a.m. - 9:21 p.m.STL-YXU

12h 40m2 stops

5:45 a.m. - 9:04 p.m.YXU-STL

16h 19m2 stops

C$ 1,062United Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

8:21 a.m. - 9:21 p.m.STL-YXU

12h 00m2 stops

9:25 a.m. - 9:00 p.m.YXU-STL

12h 35m2 stops

C$ 1,140United Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

4:05 p.m. - 9:21 p.m.STL-YXU

4h 16m1 stop

5:45 a.m. - 9:04 p.m.YXU-STL

16h 19m2 stops

C$ 1,172United Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

4:05 p.m. - 9:21 p.m.STL-YXU

4h 16m1 stop

5:45 a.m. - 9:04 p.m.YXU-STL

16h 19m2 stops

C$ 1,190United Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

4:05 p.m. - 9:21 p.m.STL-YXU

4h 16m1 stop

9:25 a.m. - 9:00 p.m.YXU-STL

12h 35m2 stops

C$ 1,268United Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

4:05 p.m. - 9:21 p.m.STL-YXU

4h 16m1 stop

9:25 a.m. - 3:29 p.m.YXU-STL

7h 04m1 stop

C$ 1,284Air Canada

Find Deal

Tue, 3 Mar - Wed, 4 Mar

4:05 p.m. - 9:21 p.m.STL-YXU

4h 16m1 stop

9:25 a.m. - 3:29 p.m.YXU-STL

7h 04m1 stop

C$ 1,315Air Canada

Find Deal

Sun, 2 Nov - Sun, 9 Nov

4:05 p.m. - 9:21 p.m.STL-YXU

4h 16m1 stop

5:15 a.m. - 9:54 p.m.YXU-STL

17h 39m2 stops

C$ 1,336Air Canada

Find Deal

Sun, 2 Nov - Sun, 9 Nov

5:24 p.m. - 8:46 a.m.STL-YXU

14h 22m2 stops

5:15 a.m. - 2:25 p.m.YXU-STL

10h 10m2 stops

C$ 1,383Air Canada

Find Deal

Sun, 2 Nov - Sun, 9 Nov

Air Canada flights from Missouri to London, Ontario

Our best Air Canada deals on Missouri to London, Ontario flight tickets

Air Canada

3 Mar

STL4:05 p.m.Lambert-St Louis

4h 16m

1 stop

YXU9:21 p.m.London

4 Mar

YXU9:25 a.m.London

7h 04m

1 stop

STL3:29 p.m.Lambert-St Louis

C$ 1,284

Find similar

Air Canada

2 Nov

STL4:05 p.m.Lambert-St Louis

4h 16m

1 stop

YXU9:21 p.m.London

9 Nov

YXU9:25 a.m.London

7h 04m

1 stop

STL3:29 p.m.Lambert-St Louis

C$ 1,315

Find similar

Air Canada

2 Nov

STL4:05 p.m.Lambert-St Louis

4h 16m

1 stop

YXU9:21 p.m.London

9 Nov

YXU5:15 a.m.London

17h 39m

2 stops

STL9:54 p.m.Lambert-St Louis

C$ 1,336

Find similar

United Airlines flights from Missouri to London, Ontario

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

United Airlines

3 Mar

STL6:45 a.m.Lambert-St Louis

13h 36m

2 stops

YXU9:21 p.m.London

4 Mar

YXU5:45 a.m.London

16h 19m

2 stops

STL9:04 p.m.Lambert-St Louis

C$ 1,044

Find similar

United Airlines

3 Mar

STL7:41 a.m.Lambert-St Louis

12h 40m

2 stops

YXU9:21 p.m.London

4 Mar

YXU5:45 a.m.London

16h 19m

2 stops

STL9:04 p.m.Lambert-St Louis

C$ 1,062

Find similar

United Airlines

3 Mar

STL8:21 a.m.Lambert-St Louis

12h 00m

2 stops

YXU9:21 p.m.London

4 Mar

YXU9:25 a.m.London

12h 35m

2 stops

STL9:00 p.m.Lambert-St Louis

C$ 1,140

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

6:45 a.m.-9:21 p.m.

2 stops13h 36m

London

Wed 4/3

5:45 a.m.-9:04 p.m.

2 stops16h 19m

C$ 1,044

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

7:41 a.m.-9:21 p.m.

2 stops12h 40m

London

Wed 4/3

5:45 a.m.-9:04 p.m.

2 stops16h 19m

C$ 1,062

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

8:21 a.m.-9:21 p.m.

2 stops12h 00m

London

Wed 4/3

9:25 a.m.-9:00 p.m.

2 stops12h 35m

C$ 1,140

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

4:05 p.m.-9:21 p.m.

1 stop4h 16m

London

Wed 4/3

5:45 a.m.-9:04 p.m.

2 stops16h 19m

C$ 1,172

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

4:05 p.m.-9:21 p.m.

1 stop4h 16m

London

Wed 4/3

5:45 a.m.-9:04 p.m.

2 stops16h 19m

C$ 1,190

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

4:05 p.m.-9:21 p.m.

1 stop4h 16m

London

Wed 4/3

9:25 a.m.-9:00 p.m.

2 stops12h 35m

C$ 1,268

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

4:05 p.m.-9:21 p.m.

1 stop4h 16m

London

Wed 4/3

9:25 a.m.-3:29 p.m.

1 stop7h 04m

C$ 1,284

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Sun 2/11

4:05 p.m.-9:21 p.m.

1 stop4h 16m

London

Sun 9/11

9:25 a.m.-3:29 p.m.

1 stop7h 04m

C$ 1,315

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Sun 2/11

4:05 p.m.-9:21 p.m.

1 stop4h 16m

London

Sun 9/11

5:15 a.m.-9:54 p.m.

2 stops17h 39m

C$ 1,336

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Sun 2/11

5:24 p.m.-8:46 a.m.

2 stops14h 22m

London

Sun 9/11

5:15 a.m.-2:25 p.m.

2 stops10h 10m

C$ 1,383

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri 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

Airlines

Other information

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

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

Cheap Missouri to London, Ontario flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Missouri to London Airport?
Prices for flights from Missouri to London Airport were last updated today.
How old do you have to be to fly from Missouri 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 Missouri to London Airport.
What documentation or ID do you need to fly to London Airport?
The required travel and health documents for your London 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 Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Grand Bend

Port Stanley

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to London for you.

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

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

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

Once you have performed a search for Missouri 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 Missouri to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Missouri 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.