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Heathrow

$310+ Cheap flights from Missouri to Heathrow (LHR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — LHR
Aug 1 — Aug 81
Sat 8/1
Sat 8/8
1 adult, Economy
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Cheap flight deals from Missouri to Heathrow

Cheapest flights from Missouri to Heathrow
Explore the most affordable flight options available from Missouri to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.

This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:25 pm
MCI
-
LHR
1 stop11h 45m
United Airlines
Sun 11/86:50 am
LHR
-
MCI
2 stops17h 48m
United Airlines
Deal found 7/1$846
This Orbitz deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:28 pm
SGF
-
LHR
1 stop14h 22m
Iberia
Wed 10/2110:50 am
LHR
-
SGF
2 stops19h 08m
Iberia
Deal found 7/1$869
This oojo deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:30 pm
MCI
-
LHR
2 stops19h 30m
Scandinavian Airlines
Sun 11/226:40 am
LHR
-
MCI
2 stops21h 46m
Scandinavian Airlines
Deal found 6/30$872
This KAYAK deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:15 pm
SGF
-
LHR
1 stop12h 45m
Multiple Airlines
Wed 11/46:50 am
LHR
-
SGF
2 stops16h 29m
Multiple Airlines
Deal found 6/29$872
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:25 pm
MCI
-
LHR
1 stop14h 50m
Delta
Tue 10/206:30 am
LHR
-
MCI
2 stops14h 12m
Delta
Deal found 6/30$873
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:03 pm
SGF
-
LHR
1 stop15h 57m
United Airlines
Wed 11/46:50 am
LHR
-
SGF
2 stops16h 29m
United Airlines
Deal found 7/1$873
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:36 pm
MCI
-
LHR
1 stop14h 04m
Delta
Tue 11/106:30 am
LHR
-
MCI
2 stops16h 24m
Delta
Deal found 7/1$874
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:25 pm
MCI
-
LHR
2 stops34h 45m
United Airlines
Fri 3/126:50 am
LHR
-
MCI
2 stops20h 59m
United Airlines
Deal found 6/30$876
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:37 am
SGF
-
LHR
2 stops16h 08m
Delta
Wed 11/46:30 am
LHR
-
SGF
2 stops16h 26m
Delta
Deal found 7/1$878
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:25 pm
MCI
-
LHR
1 stop31h 25m
United Airlines
Tue 11/246:50 am
LHR
-
MCI
2 stops17h 48m
United Airlines
Deal found 7/1$879
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:20 pm
MCI
-
LHR
1 stop17h 45m
Delta
Tue 9/299:55 am
LHR
-
MCI
2 stops17h 19m
Delta
Deal found 6/30$882
This lol.travel deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:16 pm
MCI
-
LHR
1 stop14h 44m
Finnair
Wed 8/192:25 pm
LHR
-
MCI
1 stop16h 10m
Finnair
Deal found 6/28$884

Find flight deals from Missouri to Heathrow

Keep the following information in mind while searching for Missouri to Heathrow flight deals. Data was last updated July 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$846
(United Airlines)

One-way from

$310
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$1,288

Good round-trip deal

$1,072 or less

Good one-way deal

$374 or less
Provider with most accurate pricing for Lambert-St Louis-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-London (LON) flights.
Search Deals
From Missouri to London Heathrow
Search Deals
One-way flight from Missouri to London Heathrow
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($343 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Missouri to London Heathrow.
Search Deals
Price to beat on a one-way flight from Missouri to London Heathrow.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
Use the filters below to find and compare flights from Missouri to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 9/29

4:25 pm-1:15 pm

1 stop14h 50m

London Heathrow

Tue 10/20

6:30 am-2:42 pm

2 stops14h 12m

$873

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 9/23

12:22 pm-1:05 pm

1 stop18h 43m

London Heathrow

Tue 9/29

8:40 am-7:03 pm

2 stops16h 23m

$883

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 9/22

12:20 pm-6:45 am

1 stop12h 25m

London Heathrow

Tue 9/29

9:55 am-9:14 pm

2 stops17h 19m

$883

ColumbiaLondon

COU - LHR

COULHR

Columbia Regional

Mon 9/28

6:15 am-6:45 am

1 stop18h 30m

London Heathrow

Sat 10/10

6:50 am-10:55 pm

2 stops22h 05m

$913

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sat 11/14

3:25 pm-7:10 am

2 stops33h 45m

London Heathrow

Tue 11/24

11:10 am-9:10 am

2 stops28h 00m

$914

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 11/25

3:25 pm-10:25 am

1 stop13h 00m

London Heathrow

Sat 12/5

6:50 am-9:49 pm

2 stops20h 59m

$923

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Thu 10/1

5:45 pm-1:45 pm

2 stops14h 00m

London Heathrow

Tue 10/6

6:30 am-4:35 pm

2 stops16h 05m

$927

ColumbiaLondon

COU - LHR

COULHR

Columbia Regional

Tue 9/15

3:12 pm-9:00 am

1 stop11h 48m

London Heathrow

Fri 9/25

6:50 am-10:55 pm

2 stops22h 05m

$933

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 8/19

10:25 am-7:15 am

1 stop14h 50m

London Heathrow

Thu 8/27

6:30 am-4:50 pm

2 stops16h 20m

$933

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 8/18

12:22 pm-1:15 pm

1 stop18h 53m

London Heathrow

Wed 8/26

6:30 am-4:50 pm

2 stops16h 20m

$934

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/27

Showing 1-10 of 49 resultsSorted by cheapest first
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Best time to book a flight from Missouri to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to London Heathrow Airport

What is the cheapest month to book a flight from Missouri to London Heathrow Airport?

Currently, April is the cheapest month in which you can book a flight from Missouri to London Heathrow Airport (average of $117). Flying from Missouri to London Heathrow Airport in June is currently the most expensive (average of $928). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MO to LHR?

Find hourly flight availability from Missouri to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to London Heathrow Airport as you normally would.

How much does it cost to fly round-trip from Missouri to London Heathrow Airport?

How far ahead should I book a flight from Missouri to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Missouri to London Heathrow Airport, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to London Heathrow Airport?

    Departing from Missouri to London Heathrow Airport will take you 11h 45m. The distance from Missouri to London Heathrow Airport is about 4325 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Missouri to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as $224 on American Airlines. Other airlines that offer cheap prices include Delta from $284 and United Airlines from $284 one-way.

  • What are the most popular routes from Missouri to London Heathrow Airport?

    When deciding which route to take from Missouri to London Heathrow Airport consider Lambert-St Louis - London Heathrow, Kansas City - London Heathrow or Springfield-Branson - London Heathrow as they are the most popular.

  • Can I find deals for flights from Missouri to Heathrow that include hotel bookings?

    Yes. In addition to deals on Missouri to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Heathrow.

  • Can I find deals for business class flights from Missouri to Heathrow?

    Yes. Cheapflights offers flight deals from Missouri to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to London Heathrow Airport?

    Currently, April is the cheapest month in which you can book a flight from Missouri to London Heathrow Airport (average of $117). Flying from Missouri to London Heathrow Airport in June is currently the most expensive (average of $928). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Missouri to Heathrow

Discover the top 9 airlines that operate flights from Missouri to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$483Average$921FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$529Average$943FlexibilityNo cancel feeOn-time77%
KLMCheapest$529Average$690FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$532Average$928FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$572Average$962FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$572Average$928FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$576Average$848FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$631Average$824FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$635Average$1,131FlexibilityNo cancel feeOn-time76%

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