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$ 1,199 Cheap Flights from Missouri to London in 2025/26

1 adult

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Cheap round-trip flights

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

12h 00m2 stops

9:25 a.m. - 10:00 p.m.YXU-STL

13h 35m2 stops

C$ 1,199United Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

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

4h 16m1 stop

5:10 a.m. - 4:27 p.m.YXU-STL

12h 17m2 stops

C$ 1,302Multiple Airlines

Find Deal

Thu, 18 Dec - Thu, 25 Dec

9:55 a.m. - 9:21 p.m.STL-YXU

10h 26m2 stops

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

7h 04m1 stop

C$ 1,319United 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$ 1,330Air Canada

Find Deal

Tue, 3 Mar - Wed, 4 Mar

4:05 p.m. - 9:18 p.m.STL-YXU

4h 13m1 stop

9:25 a.m. - 3:24 p.m.YXU-STL

6h 59m1 stop

C$ 1,371Air Canada

Find Deal

Wed, 15 Apr - Sun, 19 Apr

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

4h 16m1 stop

5:10 a.m. - 3:29 p.m.YXU-STL

11h 19m1 stop

C$ 1,375Air Canada

Find Deal

Thu, 18 Dec - Thu, 25 Dec

6:35 p.m. - 9:21 p.m.STL-YXU

25h 46m2 stops

5:10 a.m. - 9:43 p.m.YXU-STL

17h 33m2 stops

C$ 1,382United Airlines

Find Deal

Thu, 18 Dec - Thu, 25 Dec

4:05 p.m. - 9:18 p.m.STL-YXU

4h 13m1 stop

5:10 a.m. - 3:21 p.m.YXU-STL

11h 11m2 stops

C$ 1,480United Airlines

Find Deal

Wed, 15 Apr - Sun, 19 Apr

6:30 a.m. - 5:03 p.m.STL-YXU

9h 33m2 stops

5:10 a.m. - 3:21 p.m.YXU-STL

11h 11m2 stops

C$ 1,494United Airlines

Find Deal

Wed, 15 Apr - Sun, 19 Apr

9:00 a.m. - 9:21 p.m.STL-YXU

11h 21m2 stops

5:10 a.m. - 10:22 p.m.YXU-STL

18h 12m3 stops

C$ 2,269United Airlines

Find Deal

Thu, 18 Dec - Thu, 25 Dec

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$ 1,330

Find similar

Air Canada

15 Apr

STL4:05 p.m.Lambert-St Louis

4h 13m

1 stop

YXU9:18 p.m.London

19 Apr

YXU9:25 a.m.London

6h 59m

1 stop

STL3:24 p.m.Lambert-St Louis

C$ 1,371

Find similar

Air Canada

18 Dec

STL4:05 p.m.Lambert-St Louis

4h 16m

1 stop

YXU9:21 p.m.London

25 Dec

YXU5:10 a.m.London

11h 19m

1 stop

STL3:29 p.m.Lambert-St Louis

C$ 1,375

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

STL8:21 a.m.Lambert-St Louis

12h 00m

2 stops

YXU9:21 p.m.London

4 Mar

YXU9:25 a.m.London

13h 35m

2 stops

STL10:00 p.m.Lambert-St Louis

C$ 1,199

Find similar

United Airlines

3 Mar

STL9:55 a.m.Lambert-St Louis

10h 26m

2 stops

YXU9:21 p.m.London

4 Mar

YXU9:25 a.m.London

7h 04m

1 stop

STL3:29 p.m.Lambert-St Louis

C$ 1,319

Find similar

United Airlines

18 Dec

STL6:35 p.m.Lambert-St Louis

25h 46m

2 stops

YXU9:21 p.m.London

25 Dec

YXU5:10 a.m.London

17h 33m

2 stops

STL9:43 p.m.Lambert-St Louis

C$ 1,382

Find similar

Fly from

Fly to

Route

Depart

Return

Price

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.-10:00 p.m.

2 stops13h 35m

C$ 1,199

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Thu 18/12

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

1 stop4h 16m

London

Thu 25/12

5:10 a.m.-4:27 p.m.

2 stops12h 17m

C$ 1,302

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Tue 3/3

9:55 a.m.-9:21 p.m.

2 stops10h 26m

London

Wed 4/3

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

1 stop7h 04m

C$ 1,319

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$ 1,330

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Wed 15/4

4:05 p.m.-9:18 p.m.

1 stop4h 13m

London

Sun 19/4

9:25 a.m.-3:24 p.m.

1 stop6h 59m

C$ 1,371

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Thu 18/12

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

1 stop4h 16m

London

Thu 25/12

5:10 a.m.-3:29 p.m.

1 stop11h 19m

C$ 1,375

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Thu 18/12

6:35 p.m.-9:21 p.m.

2 stops25h 46m

London

Thu 25/12

5:10 a.m.-9:43 p.m.

2 stops17h 33m

C$ 1,382

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Wed 15/4

4:05 p.m.-9:18 p.m.

1 stop4h 13m

London

Sun 19/4

5:10 a.m.-3:21 p.m.

2 stops11h 11m

C$ 1,480

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Wed 15/4

6:30 a.m.-5:03 p.m.

2 stops9h 33m

London

Sun 19/4

5:10 a.m.-3:21 p.m.

2 stops11h 11m

C$ 1,494

St. LouisLondon

STL - YXU

STLYXU

Lambert-St Louis

Thu 18/12

9:00 a.m.-9:21 p.m.

2 stops11h 21m

London

Thu 25/12

5:10 a.m.-10:22 p.m.

3 stops18h 12m

C$ 2,269

Flights are sorted by cheapest round-trip flights first.

Sorted 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

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 57m on average, while flying from Kansas City to Toronto Pearson Intl Airport is 8h 34m on average. Toronto Pearson Intl Airport is the most popular airport in London, Ontario.

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.