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Find cheap flights from Missouri to London Heathrow Airport from £334

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Heathrow departing on 17/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 3/6
Mon 10/6

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Good to know - Cheap tickets from Missouri to London Heathrow Airport

Low season

January

High season

August

Cheapest flight

£334
Best time to beat the crowds (7% less expensive on average)
Most popular time to fly (2% more expensive on average)
Flight from St. Louis to London Heathrow Airport

FAQs for booking Missouri to London Heathrow Airport flights

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

    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 Heathrow Airport.

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

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

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

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport 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 Heathrow Airport?

    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 Heathrow Airport from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly direct from Missouri to London Heathrow Airport?

Find which airlines fly direct from Missouri to Heathrow, which days they fly and book direct flights.

Direct departures

Missouri to London Heathrow

Monday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Tuesday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Wednesday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

Thursday

ANA, AccesRail, Aegean Airlines, +86 more

ANA, AccesRail, +87 more

Friday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Saturday

ANA, AccesRail, Aegean Airlines, +88 more

ANA, AccesRail, +89 more

Sunday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

See more direct flights

Direct returns

London Heathrow to Missouri

Monday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Tuesday

ANA, AccesRail, Aegean Airlines, +89 more

ANA, AccesRail, +90 more

Wednesday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

Thursday

ANA, AccesRail, Aegean Airlines, +86 more

ANA, AccesRail, +87 more

Friday

ANA, AccesRail, Aegean Airlines, +93 more

ANA, AccesRail, +94 more

Saturday

ANA, AccesRail, Aegean Airlines, +88 more

ANA, AccesRail, +89 more

Sunday

ANA, AccesRail, Aegean Airlines, +91 more

ANA, AccesRail, +92 more

See more direct flights
See more direct flights

Book cheap flights from Missouri to London

Recent return flight deals

8/10Tue
2 stops
30h 20mSTL-LHR
22/10Tue
2 stops
22h 55mLHR-STL
£503
25/9Wed
2 stops
27h 30mSTL-LHR
1/10Tue
2 stops
22h 55mLHR-STL
£511
5/8Mon
1 stopDelta
17h 35mMCI-LHR
30/8Fri
2 stopsDelta
17h 21mLHR-MCI
£550
18/8Sun
1 stopDelta
18h 15mSTL-LHR
27/8Tue
2 stopsDelta
17h 22mLHR-STL
£551
18/8Sun
1 stopUnited Airlines
12h 32mSTL-LHR
27/8Tue
1 stopUnited Airlines
12h 51mLHR-STL
£552
5/8Mon
1 stopAmerican Airlines
13h 48mMCI-LHR
30/8Fri
1 stopAmerican Airlines
14h 23mLHR-MCI
£554
20/8Tue
1 stopBritish Airways
10h 40mMCI-LHR
26/8Mon
2 stopsBritish Airways
29h 33mLHR-MCI
£569
5/8Mon
1 stopBritish Airways
12h 53mMCI-LHR
30/8Fri
1 stopBritish Airways
14h 27mLHR-MCI
£593
23/8Fri
1 stopUnited Airlines
13h 00mMCI-LHR
27/8Tue
1 stopUnited Airlines
15h 41mLHR-MCI
£595
21/5Tue
1 stopAmerican Airlines
13h 05mSGF-LHR
28/5Tue
1 stopAmerican Airlines
18h 20mLHR-SGF
£600

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Recent one-way flight deals

17/5Fri
2 stops
37h 55mSTL-LHR
£334
22/7Mon
3 stops
21h 35mSTL-LHR
£343
18/8Sun
1 stopUnited Airlines
11h 29mMCI-LHR
£437
8/7Mon
1 stopUnited Airlines
13h 44mSTL-LHR
£437
18/8Sun
1 stopAir Canada
18h 45mMCI-LHR
£438
15/7Mon
1 stopIberia
12h 04mSTL-LHR
£455
10/9Tue
1 stopFinnair
11h 55mSTL-LHR
£461
3/8Sat
2 stopsAir Canada
27h 55mMCI-LHR
£489
4/6Tue
1 stopIberia
15h 30mSTL-LHR
£702
9/5Thu
1 stopFinnair
12h 26mSGF-LHR
£1,194

Search by stops

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Last minute flights from Missouri to Heathrow

Last minute flight, train and bus deals

9/5Thu
multi-stopVirgin Atlantic
16h 30mSGF-LHR
25/5Sat
multi-stopVirgin Atlantic
15h 56mLHR-SGF
£656
9/5Thu
multi-stopBritish Airways
10h 37mSGF-LHR
25/5Sat
multi-stopBritish Airways
16h 09mLHR-SGF
£672
9/5Thu
multi-stopIberia
11h 47mSGF-LHR
25/5Sat
multi-stopIberia
16h 10mLHR-SGF
£676
7/5Tue
multi-stopIberia
11h 48mMCI-LHR
14/5Tue
multi-stopIberia
20h 26mLHR-MCI
£931
8/5Wed
multi-stopDelta
19h 04mSTL-LHR
22/5Wed
multi-stopDelta
17h 07mLHR-STL
£939
8/5Wed
multi-stopAmerican Airlines
16h 19mSTL-LHR
22/5Wed
multi-stopAmerican Airlines
12h 13mLHR-STL
£942
8/5Wed
multi-stopDelta
12h 03mSTL-LHR
22/5Wed
multi-stopDelta
18h 52mLHR-STL
£943
7/5Tue
multi-stopAmerican Airlines
14h 01mMCI-LHR
14/5Tue
multi-stopAmerican Airlines
13h 46mLHR-MCI
£943
7/5Tue
multi-stopFinnair
12h 39mMCI-LHR
15/5Wed
multi-stopFinnair
12h 51mLHR-MCI
£945
7/5Tue
multi-stopFinnair
11h 48mMCI-LHR
18/5Sat
multi-stopFinnair
13h 41mLHR-MCI
£985

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Flights to London Heathrow Airport

Destination:

London Heathrow Airport (LHR)United Kingdom

Return flight deals:

London Heathrow Airport - Missouri

Cabin classes: