How does KAYAK find such low prices on flights from Missouri to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to London.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Missouri to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Missouri with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

C$ 994 CHEAP FLIGHTS from Missouri to London

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Cheap Flights from Missouri to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

Recent round-trip flight deals from Missouri to London

Mon, 21 Sep - Mon, 28 Sep

6:00 a.m. - 5:20 a.m.STL Lambert-St Louis-YXU London

22h 20m2 stops Atlanta Hartsfield-Jackson Calgary

6:10 a.m. - 11:16 p.m.YXU London-STL Lambert-St Louis

18h 06m2 stops Calgary Minneapolis St Paul

C$ 994WestJet

Mon, 21 Sep - Mon, 28 Sep

8:55 a.m. - 2:50 p.m.STL Lambert-St Louis-YXU London

4h 55m1 stop Toronto Pearson Intl

10:05 a.m. - 2:00 p.m.YXU London-STL Lambert-St Louis

4h 55m1 stop Toronto Pearson Intl

C$ 1,027Air Canada

Mon, 21 Sep - Mon, 28 Sep

12:10 p.m. - 9:40 p.m.STL Lambert-St Louis-YXU London

8h 30m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

3:30 p.m. - 8:20 p.m.YXU London-STL Lambert-St Louis

5h 50m1 stop Toronto Pearson Intl

C$ 1,040Air Canada

Thu, 24 Sep - Thu, 1 Oct

6:40 a.m. - 4:45 p.m.STL Lambert-St Louis-YXU London

33h 05m2 stops Detroit Metropolitan Wayne County Calgary

6:10 a.m. - 5:10 p.m.YXU London-STL Lambert-St Louis

36h 00m2 stops Calgary Detroit Metropolitan Wayne County

C$ 1,043WestJet

Sun, 27 Sep - Sun, 4 Oct

12:10 p.m. - 9:40 p.m.STL Lambert-St Louis-YXU London

8h 30m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

10:05 a.m. - 2:00 p.m.YXU London-STL Lambert-St Louis

4h 55m1 stop Toronto Pearson Intl

C$ 1,053Air Canada

Sun, 27 Sep - Sun, 4 Oct

6:15 a.m. - 5:20 a.m.STL Lambert-St Louis-YXU London

22h 05m2 stops Minneapolis St Paul Calgary

5:55 p.m. - 9:00 a.m.YXU London-STL Lambert-St Louis

16h 05m2 stops Calgary Atlanta Hartsfield-Jackson

C$ 1,062WestJet

Tue, 10 Nov - Fri, 13 Nov

4:05 p.m. - 9:52 p.m.STL Lambert-St Louis-YXU London

4h 47m1 stop Toronto Pearson Intl

5:30 a.m. - 3:26 p.m.YXU London-STL Lambert-St Louis

10h 56m1 stop Toronto Pearson Intl

C$ 1,298Air Canada

Tue, 10 Nov - Fri, 13 Nov

4:05 p.m. - 9:52 p.m.STL Lambert-St Louis-YXU London

4h 47m1 stop Toronto Pearson Intl

5:30 a.m. - 3:26 p.m.YXU London-STL Lambert-St Louis

10h 56m1 stop Toronto Pearson Intl

C$ 1,299Air Canada

Tue, 10 Nov - Fri, 13 Nov

4:05 p.m. - 9:52 p.m.STL Lambert-St Louis-YXU London

4h 47m1 stop Toronto Pearson Intl

9:15 a.m. - 4:51 p.m.YXU London-STL Lambert-St Louis

8h 36m2 stops Toronto Pearson Intl Chicago O'Hare Intl

C$ 1,467Air Canada

Tue, 10 Nov - Fri, 13 Nov

9:59 a.m. - 9:52 p.m.STL Lambert-St Louis-YXU London

10h 53m2 stops Newark Toronto Pearson Intl

3:25 p.m. - 11:24 p.m.YXU London-STL Lambert-St Louis

8h 59m2 stops Toronto Pearson Intl Chicago O'Hare Intl

C$ 1,479United Airlines

Useful Info

How does KAYAK find such low prices on flights from Missouri to London?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to London.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to London?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to London?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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