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

Departing from Missouri to London Heathrow Airport will take you 11h 34m. The distance from Missouri to London Heathrow Airport is about 4325 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

The most popular route from Missouri to London Heathrow Airport is Lambert-St Louis - London Heathrow. You may also consider Kansas City - London Heathrow or Springfield-Branson - London Heathrow.

What are the most reliable airlines from Missouri to London Heathrow Airport?

The top 3 most reliable airlines when flying from Missouri to London Heathrow Airport are American Airlines (66%), Aer Lingus (66%) and Finnair (66%).

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 holiday 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.

£248+ Cheap Flights from Missouri to London Heathrow Airport

Cheap flight deals from Missouri to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 17 October 2026.

Tue 10/1111:03 -

1 stop15h 12m

Tue 17/1107:30 -

2 stops17h 18m

Deal found 12/10£682

Mon 9/1110:36 -

1 stop17h 49m

Mon 16/1119:40 -

2 stops18h 45m

Deal found 12/10£682

Wed 2/1206:00 -

2 stops22h 50m

Thu 10/1206:00 -

2 stops21h 47m

Deal found 14/10£683

Tue 17/1113:20 -

1 stop11h 05m

Tue 24/1106:30 -

2 stops16h 40m

Deal found 17/10£684

Tue 1/1217:23 -

1 stop12h 17m

Tue 8/1210:00 -

2 stops18h 36m

Deal found 16/10£684

Mon 23/1106:36 -

1 stop18h 29m

Tue 8/1208:40 -

2 stops18h 09m

Deal found 17/10£685

Tue 10/1109:49 -

2 stops15h 21m

Tue 17/1109:00 -

2 stops16h 43m

Deal found 12/10£685

Tue 1/1213:04 -

2 stops14h 06m

Tue 8/1209:00 -

2 stops18h 47m

Deal found 17/10£687

Tue 1/1215:30 -

2 stops16h 15m

Tue 8/1210:00 -

2 stops18h 36m

Deal found 16/10£687

Wed 18/1113:09 -

2 stops14h 01m

Tue 24/1106:50 -

2 stops19h 05m

Deal found 17/10£688

Tue 1/1216:05 -

1 stop13h 15m

Tue 8/1218:00 -

1 stop27h 26m

Deal found 17/10£688

Tue 17/1105:45 -

2 stops19h 25m

Tue 24/1106:00 -

2 stops21h 51m

Deal found 17/10£689

Best flights from Missouri to Heathrow
Discover carefully curated flight deals from Missouri to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2026.

Sun 17/118:26 -

1 stop11h 34m

Wed 27/109:00 -

2 stops16h 38m

Deal found 17/10£663

Sun 17/112:00 -

1 stop14h 05m

Wed 27/111:45 -

2 stops15h 33m

Deal found 16/10£664

Thu 21/111:40 -

2 stops13h 10m

Wed 27/111:30 -

2 stops17h 02m

Deal found 15/10£710

Mon 30/1112:29 -

2 stops24h 01m

Mon 7/1207:05 -

3 stops23h 00m

Deal found 16/10£741

Wed 28/1013:45 -

1 stop15h 40m

Wed 4/1110:05 -

1 stop15h 00m

Deal found 12/10£743

Mon 9/1111:40 -

1 stop15h 20m

Mon 16/1110:50 -

1 stop17h 46m

Deal found 12/10£743

Thu 14/109:58 -

1 stop14h 17m

Fri 22/112:35 -

1 stop12h 52m

Deal found 16/10£755

Tue 24/1106:26 -

1 stop18h 29m

Sun 29/1114:10 -

1 stop14h 34m

Deal found 14/10£1,207

Sun 4/407:00 -

1 stop18h 25m

Wed 28/406:30 -

2 stops16h 45m

Deal found 13/10£667

Mon 18/106:15 -

1 stop19h 25m

Fri 29/112:05 -

1 stop15h 54m

Deal found 15/10£688

Thu 4/206:00 -

2 stops18h 40m

Fri 12/215:00 -

2 stops27h 27m

Deal found 13/10£714

Wed 7/410:10 -

1 stop18h 05m

Wed 14/406:15 -

2 stops16h 11m

Deal found 14/10£673

Sun 4/411:40 -

2 stops24h 00m

Mon 19/407:05 -

3 stops21h 27m

Deal found 14/10£746

Thu 4/211:05 -

2 stops15h 20m

Wed 10/206:50 -

2 stops16h 43m

Deal found 15/10£705

Mon 29/310:45 -

1 stop14h 25m

Wed 21/406:30 -

2 stops14h 01m

Deal found 16/10£697

Sat 3/415:03 -

1 stop33h 42m

Sat 10/406:55 -

2 stops20h 28m

Deal found 14/10£709

Wed 24/210:20 -

2 stops18h 10m

Sun 28/206:30 -

2 stops15h 56m

Deal found 16/10£705

Mon 1/215:25 -

1 stop11h 00m

Mon 15/213:00 -

2 stops34h 00m

Deal found 14/10£710

Tue 1/1211:40 -

1 stop12h 40m

Fri 11/1210:10 -

1 stop14h 42m

Deal found 12/10£706

Sun 28/311:45 -

1 stop15h 15m

Thu 22/408:30 -

1 stop12h 56m

Deal found 16/10£720

Tue 24/1108:00 -

2 stops16h 40m

Sun 29/1117:30 -

2 stops26h 48m

Deal found 14/10£1,022

Sun 4/411:40 -

2 stops16h 50m

Mon 19/406:30 -

2 stops17h 46m

Deal found 14/10£708

Wed 28/1007:35 -

1 stop17h 20m

Wed 4/1109:00 -

2 stops20h 10m

Deal found 14/10£721

Thu 19/1110:36 -

1 stop15h 09m

Fri 4/1208:40 -

2 stops16h 12m

Deal found 13/10£721

Sun 29/1105:45 -

1 stop21h 55m

Sun 6/1209:00 -

2 stops44h 35m

Deal found 15/10£726

Fri 13/1106:00 -

2 stops19h 05m

Fri 20/1106:30 -

2 stops16h 12m

Deal found 16/10£725

Sat 20/319:04 -

1 stop29h 51m

Wed 31/317:40 -

1 stop27h 46m

Deal found 14/10£734

Thu 14/109:00 -

2 stops16h 45m

Fri 22/106:30 -

2 stops16h 20m

Deal found 14/10£735

Tue 1/1215:04 -

1 stop10h 51m

Tue 8/1211:10 -

2 stops17h 46m

Deal found 17/10£736

Mon 30/1109:01 -

1 stop18h 39m

Mon 7/1213:45 -

2 stops39h 11m

Deal found 16/10£737

Find flight deals from Missouri to Heathrow

Round-trip from	£576
One-way from	£248
Popular in	June
Cheapest in	January
Average price	£709

United Airlines
23/1-26/1
3 total stops
52h 03m total
Missouri to London

Search Deals

SWISS
8/3-31/12
2 total stops
15h 38m total
Missouri to London

Search Deals

Highest demand for flights based on searches. 23% potential increase in price (£164 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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 return flight

SpringfieldLondon

SGF Springfield-Branson - LHR London Heathrow

SGFLHR

Springfield-Branson

Tue 6/4

10:21-06:50

1 stop14h 29m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£249

SpringfieldLondon

SGF Springfield-Branson - LHR London Heathrow

SGFLHR

Springfield-Branson

Tue 6/4

06:00-07:10

2 stops19h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£251

Fastest return journey

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Tue 6/4

21:35-11:35

Nonstop8h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£255

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Tue 6/4

16:10-08:35

1 stop10h 25m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£256

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Tue 13/4

06:30-10:00

2 stops21h 30m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£265

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Wed 14/4

17:21-10:30

1 stop11h 09m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£266

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Mon 12/4

15:40-11:00

2 stops13h 20m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£266

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Mon 1/3

08:33-06:20

2 stops15h 47m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£266

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Wed 14/4

09:00-07:10

2 stops16h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£266

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Mon 1/3

10:30-07:45

2 stops15h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£266

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 53 resultsSorted by cheapest first

...

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.

MCI-LHR

SGF-LHR

STL-LHR

COU-LHR

Estimated return 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

USMO-LHR

MCI-LHR

SGF-LHR

STL-LHR

COU-LHR

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 £587). Flying from Missouri to London Heathrow Airport in June is currently the most expensive (average of £1,137). 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?

When flying from Missouri to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Missouri to London Heathrow Airport?

Airfare is typical for this route at the moment.

Missouri to London Heathrow Airport flights typically cost between £505 and £849 in February.
The cheapest return price found within the last 5 days was £584 on Multiple Airlines (10 Feb–12 Feb).

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

The price you pay for your flight from Missouri to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Missouri to London Heathrow Airport?
Departing from Missouri to London Heathrow Airport will take you 11h 34m. The distance from Missouri to London Heathrow Airport is about 4325 mi. This flight may include one or multiple stops.
What are the most popular routes from Missouri to London Heathrow Airport?
The most popular route from Missouri to London Heathrow Airport is Lambert-St Louis - London Heathrow. You may also consider Kansas City - London Heathrow or Springfield-Branson - London Heathrow.
What are the most reliable airlines from Missouri to London Heathrow Airport?
The top 3 most reliable airlines when flying from Missouri to London Heathrow Airport are American Airlines (66%), Aer Lingus (66%) and Finnair (66%).
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 holiday 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 £587). Flying from Missouri to London Heathrow Airport in June is currently the most expensive (average of £1,137). 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.

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How does Cheapflights help users find flights from Missouri to Heathrow?

Cheapflights helps you search for flights from Missouri to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Missouri to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Missouri.

Can Cheapflights find flights from Missouri to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Missouri shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Missouri to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Missouri to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Missouri to London Heathrow Airport from £248

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Missouri to Heathrow

Cheapest flights from Missouri to HeathrowExplore 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 17 October 2026.

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 17 October 2026.

Best flights from Missouri to HeathrowDiscover carefully curated flight deals from Missouri to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2026.

Discover carefully curated flight deals from Missouri to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2026.

Direct flights from Missouri to HeathrowExplore direct flight options from Missouri to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 October 2026.

Explore direct flight options from Missouri to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 October 2026.

Last-minute flights from Missouri to HeathrowDiscover last-minute flight deals from Missouri to Heathrow. Data last updated 17 October 2026 and is based on user searches.

Discover last-minute flight deals from Missouri to Heathrow. Data last updated 17 October 2026 and is based on user searches.

One-way flights from Missouri to HeathrowSearch for one-way flight options from Missouri to Heathrow. Find affordable one-way fares based on user searches. Data last updated 17 October 2026.

Search for one-way flight options from Missouri to Heathrow. Find affordable one-way fares based on user searches. Data last updated 17 October 2026.

Find flight deals from Missouri to Heathrow

Round-trip from

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Missouri to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

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

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 17 October 2026.

When flying from Missouri to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Missouri to London Heathrow Airport?

Airfare is typical for this route at the moment.

Missouri to London Heathrow Airport flights typically cost between £505 and £849 in February.The cheapest return price found within the last 5 days was £584 on Multiple Airlines (10 Feb–12 Feb).

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

The price you pay for your flight from Missouri to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

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

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

What are the most reliable airlines from Missouri to London Heathrow Airport?

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

How can I find direct flights from Missouri to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missouri to Heathrow

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Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

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Search flights from Missouri to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 October 2026.

Missouri and Heathrow flights

Browse other Missouri and Heathrow flight options. Last updated on 17 October 2026.

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How does Cheapflights help users find flights from Missouri to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Missouri to Heathrow?

Can Cheapflights find flights from Missouri to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Missouri to Heathrow become cheaper?

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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 17 October 2026.

Best flights from Missouri to Heathrow
Discover carefully curated flight deals from Missouri to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 October 2026.

Direct flights from Missouri to Heathrow
Explore direct flight options from Missouri to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 October 2026.

Last-minute flights from Missouri to Heathrow
Discover last-minute flight deals from Missouri to Heathrow. Data last updated 17 October 2026 and is based on user searches.

One-way flights from Missouri to Heathrow
Search for one-way flight options from Missouri to Heathrow. Find affordable one-way fares based on user searches. Data last updated 17 October 2026.

Missouri to London Heathrow Airport flights typically cost between £505 and £849 in February.
The cheapest return price found within the last 5 days was £584 on Multiple Airlines (10 Feb–12 Feb).