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$219+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LON
dic. 20 — dic. 271
sáb. 12/20
sáb. 12/27
1 adult, Economy
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Find 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 noviembre 20, 2025.

This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/104:05 pmSTL - LHR
1 stop13h 15mAir Canada
mar. 12/236:00 pmLHR - STL
1 stop27h 29mAir Canada
Deal found 11/19$654
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/2511:05 amSTL - LHR
2 stops15h 25mMultiple Airlines
mar. 12/27:30 pmLHR - STL
2 stops27h 33mMultiple Airlines
Deal found 11/18$655
This Delta deal was found by Cheapflights users on 11/19. 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.
mié. 11/1911:39 amSTL - LHR
1 stop12h 46mDelta
jue. 11/2710:45 amLHR - STL
1 stop17h 13mDelta
Deal found 11/19$656
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/306:43 pmSTL - LHR
1 stop10h 32mLufthansa
dom. 12/77:40 amLHR - STL
2 stops15h 23mLufthansa
Deal found 11/20$659
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/196:43 pmSTL - LHR
1 stop10h 32mLufthansa
dom. 11/236:30 amLHR - STL
1 stop13h 25mLufthansa
Deal found 11/19$661
This Delta deal was found by Cheapflights users on 11/18. 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.
mié. 11/1912:49 pmSTL - LCY
2 stops14h 01mDelta
mié. 11/2610:00 amLCY - STL
2 stops16h 46mDelta
Deal found 11/18$662
This United Airlines deal was found by Cheapflights users on 11/18. 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.
jue. 12/1111:25 amSTL - LHR
1 stop12h 30mUnited Airlines
mié. 12/246:30 amLHR - STL
1 stop13h 25mUnited Airlines
Deal found 11/18$672
This United Airlines deal was found by Cheapflights users on 11/18. 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.
mié. 11/1912:31 pmSTL - LHR
1 stop11h 24mUnited Airlines
dom. 11/236:50 amLHR - STL
2 stops16h 49mUnited Airlines
Deal found 11/18$677
This United Airlines deal was found by Cheapflights users on 11/18. 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.
dom. 11/234:05 pmSTL - LHR
2 stops22h 30mUnited Airlines
dom. 12/76:50 amLHR - STL
2 stops14h 50mUnited Airlines
Deal found 11/18$679
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/36:42 pmSTL - LCY
2 stops15h 58mLufthansa
mié. 12/105:15 pmLCY - STL
2 stops29h 48mLufthansa
Deal found 11/20$682
This lol.travel deal was found by Cheapflights users on 11/19. 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.
mié. 12/312:55 pmSTL - LHR
1 stop11h 45mLufthansa
dom. 12/710:25 amLHR - STL
1 stop12h 38mLufthansa
Deal found 11/19$682
This Cheapflightsfares deal was found by Cheapflights users on 11/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/251:10 pmSTL - LCY
2 stops21h 30mLufthansa
mar. 12/25:15 pmLCY - STL
2 stops29h 48mLufthansa
Deal found 11/18$683

Cheap flight deals from Missouri to London

Keep the following information in mind while searching for Missouri to London flight deals. Data was last updated noviembre 20, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$612
(Cheapflightsfares)

One-way from

$219
(Cheapflightsfares)

Popular in

June

Cheapest in

November

Average price

$709

Good round-trip deal

$598 or less

Good one-way deal

$418 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. 23% potential increase in price ($272 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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).
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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 noviembre 20, 2025.
Use the filters below to find and compare flights from Missouri to London that are best for you.

Fly from

Missouri

Fly to

London

Route

Depart

Return

Price

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

mié. 2/4

7:45 am-7:10 am

2 stops17h 25m

London Heathrow

dom. 2/8

6:50 am-9:58 pm

2 stops21h 08m

$625

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

vie. 1/16

3:00 pm-7:10 am

2 stops34h 10m

London Heathrow

lun. 2/2

6:50 am-9:58 pm

2 stops21h 08m

$625

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

dom. 3/8

6:00 am-9:00 am

1 stop22h 00m

London Heathrow

jue. 3/19

6:30 am-10:36 pm

2 stops21h 06m

$638

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

mié. 2/4

3:14 pm-7:55 am

1 stop10h 41m

London Heathrow

dom. 2/8

1:35 pm-9:58 pm

1 stop14h 23m

$654

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

vie. 1/16

4:29 pm-10:00 am

1 stop11h 31m

London Heathrow

lun. 2/2

2:10 pm-8:47 pm

1 stop12h 37m

$654

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

dom. 3/8

6:00 am-9:00 am

1 stop22h 00m

London Heathrow

jue. 3/19

8:55 am-10:36 pm

1 stop18h 41m

$665

Kansas CityLondon

MCI - LGW

MCILGW

Kansas City

vie. 1/9

4:28 pm-10:05 am

1 stop35h 37m

London Gatwick

vie. 1/16

2:00 pm-10:31 am

2 stops50h 31m

$671

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

vie. 1/9

8:35 am-10:00 am

1 stop19h 25m

London Gatwick

jue. 1/22

2:00 pm-11:33 pm

1 stop15h 33m

$673

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

vie. 12/12

3:19 pm-11:15 am

1 stop13h 56m

London Heathrow

mié. 12/24

6:30 am-1:55 pm

1 stop13h 25m

$673

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

lun. 12/1

12:31 pm-5:55 am

1 stop11h 24m

London Heathrow

dom. 12/7

6:50 am-3:40 pm

2 stops14h 50m

$677

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 60 results
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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, September is the cheapest month in which you can book a flight from Missouri to London (average of $530). Flying from Missouri to London in June is currently the most expensive (average of $1,001). 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 noviembre 20, 2025.

It’s typically best to fly out from Missouri to London in the evening. Doing so could potentially save you 16% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Missouri to London?

Use this chart to determine the cheapest time to fly round-trip from Missouri to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Missouri to London flight should consider departing on Friday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 United Airlines, Delta, and Lufthansa fly from Missouri to London in about 12h 16m. The time it takes to get you to your destination can typically vary by up to 5h 09m. The distance from Missouri to London is about 4186 mi. This flight may include one or multiple stops.

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

    $219 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Delta and Lufthansa, with prices starting from $224 and $371, 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.

  • What are the cheapest flights from Missouri to London?

    On average you can expect to pay $1,174 for a flight from Missouri to London. The cheapest flight overall is $403 while the most popular route, (Lambert-St Louis - London Heathrow) is currently priced at $599.

  • 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, September is the cheapest month in which you can book a flight from Missouri to London (average of $530). Flying from Missouri to London in June is currently the most expensive (average of $1,001). 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
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone
Eastbourne
Sutton

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Alternative routes for Missouri to London

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Top 10 airlines flying from Missouri to London

Discover the top 10 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 noviembre 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$529Average$755FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$573Average$929FlexibilityNo cancel feeOn-time67%
DeltaCheapest$580Average$946FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$580Average$938FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$581Average$913FlexibilityNo cancel feeOn-time70%
IberiaCheapest$597Average$943FlexibilityNo cancel feeOn-time77%
FinnairCheapest$599Average$813FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$602Average$1,102FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$620Average$875FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$636Average$979FlexibilityNo cancel feeOn-time71%

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