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$207+ Cheap flights from Missouri to London (LON)

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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — LON
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
1 adult, Economy
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Cheap flight deals from Missouri to London

Cheapest flights from Missouri to London
Explore the most affordable flight options available from Missouri to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 6, 2026.

This Delta deal was found by Cheapflights users on 7/4. 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 11/119:59 am
MCI
-
LHR
1 stop14h 21m
Delta
Fri 11/136:20 am
LHR
-
MCI
2 stops16h 55m
Delta
Deal found 7/4$815
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 11/113:19 pm
MCI
-
LCY
2 stops15h 31m
Multiple Airlines
Fri 11/139:50 am
LCY
-
MCI
2 stops16h 49m
Multiple Airlines
Deal found 7/1$824
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 American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am
MCI
-
LGW
2 stops19h 30m
American Airlines
Fri 11/2711:15 am
LGW
-
MCI
2 stops18h 47m
American Airlines
Deal found 7/2$871
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.
Tue 10/131:48 pm
MCI
-
LHR
1 stop13h 52m
United Airlines
Tue 10/206:50 am
LHR
-
MCI
2 stops18h 56m
United Airlines
Deal found 7/1$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 11/29:40 am
MCI
-
LHR
1 stop15h 10m
Delta
Wed 11/1111:45 am
LHR
-
MCI
2 stops15h 33m
Delta
Deal found 7/1$874
This KLM deal was found by Cheapflights users on 7/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:22 pm
SGF
-
LHR
1 stop12h 38m
KLM
Wed 11/46:30 am
LHR
-
SGF
2 stops16h 26m
KLM
Deal found 7/3$874
This Delta deal was found by Cheapflights users on 7/4. 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 10/279:59 am
MCI
-
LHR
1 stop15h 56m
Delta
Tue 11/106:30 am
LHR
-
MCI
2 stops16h 45m
Delta
Deal found 7/4$875
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:22 am
MCI
-
LHR
2 stops13h 08m
Multiple Airlines
Tue 10/207:25 am
LHR
-
MCI
2 stops20h 39m
Multiple Airlines
Deal found 7/1$877
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 10/273:19 pm
MCI
-
LHR
2 stops14h 46m
United Airlines
Tue 11/176:50 am
LHR
-
MCI
2 stops15h 23m
United Airlines
Deal found 7/5$879
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:59 am
MCI
-
LGW
2 stops15h 41m
American Airlines
Thu 10/110:45 am
LGW
-
MCI
2 stops18h 14m
American Airlines
Deal found 7/2$879

Find flight deals from Missouri to London

Keep the following information in mind while searching for Missouri to London flight deals. Data was last updated July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$815
(Delta)

One-way from

$207
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,297

Good round-trip deal

$1,077 or less

Good one-way deal

$678 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 (LON)
Search Deals
One-way flight from Missouri to London (LON)
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($349 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 (LON).
Search Deals
Price to beat on a one-way flight from Missouri to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to London 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 6, 2026.
Use the filters below to find and compare flights from Missouri to London 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

10:31 am-6:45 am

2 stops14h 14m

London Heathrow

Tue 10/20

6:30 am-4:35 pm

2 stops16h 05m

$878

Kansas CityLondon

MCI - LCY

MCILCY

Kansas City

Tue 9/29

2:10 pm-9:30 am

2 stops13h 20m

London City

Tue 10/20

9:20 am-7:05 pm

2 stops15h 45m

$902

Kansas CityLondon

MCI - LCY

MCILCY

Kansas City

Tue 9/22

12:22 pm-8:50 am

2 stops14h 28m

London City

Tue 9/29

10:00 am-9:14 pm

2 stops17h 14m

$912

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 8/12

2:58 pm-1:15 pm

1 stop16h 17m

London Heathrow

Wed 8/19

6:30 am-3:14 pm

2 stops14h 44m

$934

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

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 9/7

1:08 pm-8:30 am

1 stop13h 22m

London Heathrow

Wed 9/16

6:50 am-4:12 pm

2 stops15h 22m

$935

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 9/16

4:25 pm-1:15 pm

1 stop14h 50m

London Heathrow

Tue 9/22

6:30 am-4:54 pm

2 stops16h 24m

$935

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 8/16

5:39 pm-10:40 am

1 stop11h 01m

London Heathrow

Tue 8/25

2:05 pm-10:25 am

2 stops26h 20m

$944

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 9/9

3:14 pm-8:30 am

1 stop11h 16m

London Heathrow

Mon 9/21

5:50 pm-5:43 pm

2 stops29h 53m

$946

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 8/3

12:22 pm-6:25 am

1 stop12h 03m

London Heathrow

Wed 8/19

10:45 am-5:01 pm

1 stop12h 16m

$953

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Missouri to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Currently, April is the cheapest month in which you can book a flight from Missouri to London (average of $117). Flying from Missouri to London in May is currently the most expensive (average of $2,069). 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 LON?

Find hourly flight availability from Missouri to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 6, 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 as you normally would.

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

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

The best time to book flights from Missouri to London is 9 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

Find useful and relevant information for your journey from Missouri to London. 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?

    Airlines like Delta, SWISS, and United Airlines fly from Missouri to London in about 14h 14m. The time it takes to get you to your destination can typically vary by up to 17h 33m. The distance from Missouri to London is about 4325 mi. This flight may include one or multiple stops.

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

    $224 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $284 and $284, respectively.

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

    The most popular flight routes from Missouri to London are Lambert-St Louis - London Heathrow, Kansas City - London Heathrow and Kansas City - London Gatwick.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to London 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?

    Currently, April is the cheapest month in which you can book a flight from Missouri to London (average of $117). Flying from Missouri to London in May is currently the most expensive (average of $2,069). 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?

Book flights to London 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
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Stansted

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Missouri to London

Discover the top 9 airlines that operate flights from Missouri to London. 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 6, 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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