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.

$265 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

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to London

Wed, Dec 2 - Tue, Dec 8

12:02 pm - 6:50 amSTL Lambert-St Louis-LGW London Gatwick

36h 48m2 stops Atlanta Hartsfield-Jackson Orlando

9:35 am - 12:12 amLGW London Gatwick-STL Lambert-St Louis

20h 37m1 stop Orlando

$642Multiple Airlines

Wed, Dec 2 - Tue, Dec 8

12:02 pm - 6:50 amSTL Lambert-St Louis-LGW London Gatwick

36h 48m2 stops Atlanta Hartsfield-Jackson Orlando

9:35 am - 12:12 amLGW London Gatwick-STL Lambert-St Louis

20h 37m1 stop Orlando

$643Multiple Airlines

Sun, Nov 8 - Wed, Nov 18

12:21 pm - 8:35 amMCI Kansas City-LHR London Heathrow

14h 14m1 stop Chicago O'Hare Intl

7:35 am - 6:51 pmLHR London Heathrow-MCI Kansas City

17h 16m2 stops Madrid Barajas Chicago O'Hare Intl

$723Iberia

Sun, Jan 17 - Wed, Jan 27

9:11 am - 8:35 amMCI Kansas City-LHR London Heathrow

17h 24m1 stop Chicago O'Hare Intl

7:35 am - 7:37 pmLHR London Heathrow-MCI Kansas City

18h 02m2 stops Madrid Barajas Chicago O'Hare Intl

$728Iberia

Tue, Nov 10 - Thu, Nov 19

6:03 am - 6:35 amMCI Kansas City-LHR London Heathrow

18h 32m1 stop Philadelphia

7:30 am - 12:24 amLHR London Heathrow-MCI Kansas City

22h 54m2 stops Madrid Barajas Chicago O'Hare Intl

$729British Airways

Mon, Nov 9 - Wed, Nov 18

5:17 pm - 12:10 pmMCI Kansas City-LHR London Heathrow

12h 53m1 stop Dallas/Fort Worth

6:15 am - 6:51 pmLHR London Heathrow-MCI Kansas City

18h 36m2 stops Madrid Barajas Chicago O'Hare Intl

$729British Airways

Sun, Oct 4 - Tue, Oct 13

12:10 pm - 6:30 amSTL Lambert-St Louis-LHR London Heathrow

12h 20m1 stop Montreal Pierre Elliott Trudeau Intl

6:50 am - 8:20 pmLHR London Heathrow-STL Lambert-St Louis

19h 30m2 stops Brussels Bruxelles-National Toronto Pearson Intl

$733Air Canada

Tue, Oct 6 - Tue, Oct 20

1:07 pm - 8:35 amMCI Kansas City-LHR London Heathrow

37h 28m2 stops Chicago O'Hare Intl Ottawa

2:05 pm - 4:22 pmLHR London Heathrow-MCI Kansas City

32h 17m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$733Air Canada

Wed, Dec 2 - Tue, Dec 8

1:04 pm - 5:55 amMCI Kansas City-LHR London Heathrow

10h 51m1 stop Chicago O'Hare Intl

1:00 pm - 11:35 pmLHR London Heathrow-MCI Kansas City

40h 35m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$733United Airlines

Wed, Dec 2 - Tue, Dec 8

1:04 pm - 5:55 amMCI Kansas City-LHR London Heathrow

10h 51m1 stop Chicago O'Hare Intl

1:00 pm - 11:35 pmLHR London Heathrow-MCI Kansas City

40h 35m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$735United Airlines

Recent last minute flight deals from Missouri to London

Sun, Sep 27 - Tue, Oct 13

3:59 pm - 10:50 amMCI Kansas City-LHR London Heathrow

12h 51m1 stop Chicago O'Hare Intl

2:45 pm - 11:17 pmLHR London Heathrow-MCI Kansas City

14h 32m1 stop Chicago O'Hare Intl

$723Finnair

Wed, Sep 23 - Tue, Sep 29

3:29 pm - 2:10 pmMCI Kansas City-LHR London Heathrow

16h 41m1 stop San Francisco

2:05 pm - 2:18 pmLHR London Heathrow-MCI Kansas City

30h 13m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$735United Airlines

Sun, Sep 27 - Tue, Oct 13

2:10 pm - 7:10 amMCI Kansas City-LHR London Heathrow

11h 00m1 stop Detroit Metropolitan Wayne County

8:40 am - 7:05 pmLHR London Heathrow-MCI Kansas City

16h 25m2 stops Amsterdam Schiphol New York John F Kennedy Intl

$738KLM

Sun, Sep 27 - Tue, Oct 13

10:27 am - 6:25 amMCI Kansas City-LHR London Heathrow

13h 58m1 stop Atlanta Hartsfield-Jackson

10:45 am - 4:54 pmLHR London Heathrow-MCI Kansas City

12h 09m1 stop Detroit Metropolitan Wayne County

$745Delta

Sun, Sep 27 - Tue, Oct 13

6:39 pm - 11:55 amMCI Kansas City-LHR London Heathrow

11h 16m1 stop Chicago O'Hare Intl

2:50 pm - 11:44 pmLHR London Heathrow-MCI Kansas City

14h 54m1 stop Denver Intl

$745United Airlines

Sun, Sep 27 - Tue, Oct 13

10:27 am - 6:25 amMCI Kansas City-LHR London Heathrow

13h 58m1 stop Atlanta Hartsfield-Jackson

10:45 am - 4:54 pmLHR London Heathrow-MCI Kansas City

12h 09m1 stop Detroit Metropolitan Wayne County

$746Delta

Sun, Sep 27 - Tue, Oct 6

12:10 pm - 6:30 amSTL Lambert-St Louis-LHR London Heathrow

12h 20m1 stop Montreal Pierre Elliott Trudeau Intl

9:30 am - 6:41 pmLHR London Heathrow-STL Lambert-St Louis

15h 11m1 stop Montreal Pierre Elliott Trudeau Intl

$756Multiple Airlines

Sun, Sep 27 - Fri, Oct 9

8:55 am - 8:35 amSTL Lambert-St Louis-LHR London Heathrow

17h 40m1 stop Toronto Pearson Intl

2:05 pm - 2:16 pmLHR London Heathrow-STL Lambert-St Louis

30h 11m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$764Air Canada

Sun, Sep 27 - Fri, Oct 9

8:55 am - 8:35 amSTL Lambert-St Louis-LHR London Heathrow

17h 40m1 stop Toronto Pearson Intl

2:05 pm - 2:16 pmLHR London Heathrow-STL Lambert-St Louis

30h 11m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$765Air Canada

Sat, Sep 26 - Tue, Dec 8

12:01 pm - 1:15 pmSGF Springfield-Branson-LHR London Heathrow

19h 14m1 stop Atlanta Hartsfield-Jackson

10:50 am - 10:36 pmLHR London Heathrow-SGF Springfield-Branson

17h 46m1 stop Atlanta Hartsfield-Jackson

$805KLM