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Cheap flights from Missouri to London from £169

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 22/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LON
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Missouri to London

Enter your travel dates to find the best prices.

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 4 November 2025.

Thu 11/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Thu 8/114:00LGW - STL
1 stop23h 50mMultiple Airlines
Deal found 3/11£438
Sat 13/1215:30STL - LGW
1 stop12h 35mMultiple Airlines
Sat 10/114:00LGW - STL
1 stop23h 50mMultiple Airlines
Deal found 3/11£442
Thu 11/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Fri 9/114:00LGW - STL
2 stops26h 02mMultiple Airlines
Deal found 2/11£448
Wed 12/1115:50STL - STN
2 stops20h 00mMultiple Airlines
Tue 18/1108:30STN - STL
2 stops35h 25mMultiple Airlines
Deal found 2/11£448
Tue 11/1116:02SGF - LHR
1 stop13h 38mDelta
Wed 26/1106:30LHR - SGF
2 stops17h 48mDelta
Deal found 3/11£450
Fri 12/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Thu 8/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 2/11£451
Mon 8/1210:47STL - LGW
2 stops37h 13mMultiple Airlines
Thu 8/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 3/11£454
Tue 11/1116:02SGF - LHR
1 stop13h 38mKLM
Wed 26/1110:45LHR - SGF
1 stop13h 33mKLM
Deal found 3/11£454
Mon 8/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Sat 10/114:00LGW - STL
1 stop23h 50mMultiple Airlines
Deal found 2/11£457
Wed 12/1115:50STL - LTN
2 stops25h 15mMultiple Airlines
Tue 18/1109:00LTN - STL
2 stops34h 55mMultiple Airlines
Deal found 2/11£463
Wed 12/1115:50STL - LGW
2 stops21h 05mMultiple Airlines
Tue 18/1111:25LGW - STL
2 stops32h 30mMultiple Airlines
Deal found 2/11£464
Mon 3/1118:35SGF - LHR
2 stops18h 00mLufthansa
Wed 10/1207:40LHR - SGF
2 stops20h 33mLufthansa
Deal found 3/11£465

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 4 November 2025.

Round-trip from

£438

One-way from

£169

Popular in

June

Cheapest in

October

Average price

£591

Good round-trip deal

£454 or less
11/12-8/1
  • 11/12-8/1
  • 2 total stops
  • 36h 20m total
  • Missouri to London
Search Deals
British Airways
  • British Airways
  • 22/2
  • 1 total stop
  • 12h 07m total
  • Missouri to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£149 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 November 2025
Search Deals
Price to beat on a round-trip flight from Missouri to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 4 November 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

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Fri 12/12

15:30-10:00

1 stop12h 30m

London Gatwick

Sat 10/1

14:00-07:50

1 stop23h 50m

£439

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Fri 12/12

15:30-10:00

1 stop12h 30m

London Gatwick

Fri 9/1

14:00-10:02

2 stops26h 02m

£448

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 11/12

15:30-10:00

1 stop12h 30m

London Gatwick

Fri 9/1

14:00-10:02

2 stops26h 02m

£448

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 11/12

15:30-10:00

1 stop12h 30m

London Gatwick

Thu 8/1

14:00-07:50

1 stop23h 50m

£451

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 18/1

06:00-09:00

1 stop21h 00m

London Heathrow

Tue 3/2

06:20-21:46

2 stops21h 26m

£455

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 8/12

15:30-10:00

1 stop12h 30m

London Gatwick

Sat 10/1

14:00-07:50

1 stop23h 50m

£457

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Fri 16/1

12:02-09:20

2 stops39h 18m

London Heathrow

Mon 2/2

06:40-21:46

2 stops21h 06m

£465

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 8/12

15:30-10:00

1 stop12h 30m

London Gatwick

Fri 9/1

14:00-10:02

2 stops26h 02m

£466

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Tue 31/3

11:45-21:40

2 stops27h 55m

London Heathrow

Tue 7/4

06:40-22:36

2 stops21h 56m

£467

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 18/1

15:14-15:50

2 stops18h 36m

London Heathrow

Tue 3/2

11:10-21:58

2 stops16h 48m

£473

Flights are sorted by cheapest return flights first.

Deals found on 1/11

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 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

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 £403). Flying from Missouri to London in June is currently the most expensive (average of £762). 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 4 November 2025.

When flying from Missouri to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight in the afternoon.

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

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?

    For as low as £473, Delta can have you in London from Missouri in 18h 36m. The distance from Missouri to London is about 4376 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £169. However, be on the lookout for offers from Iberia and Lufthansa, as they are both options that can get you from Missouri to London for a low price.

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

    Most travelers choose Lambert-St Louis - London Heathrow, Kansas City - London Heathrow or Lambert-St Louis - London Gatwick when deciding on the best route from Missouri to London.

  • What are the cheapest flights from Missouri to London?

    On average you can expect to pay £455 for a flight from Missouri to London. The cheapest flight overall is £441 while the most popular route, (Lambert-St Louis - London Heathrow) is currently priced at £456.

  • 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 holiday 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 £403). Flying from Missouri to London in June is currently the most expensive (average of £762). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Alternative routes for Missouri to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Missouri to London

Discover the top 5 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 858,174 searches. Data last updated 4 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£441Average£714FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£443Average£647FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapest£445Average£675FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£487Average£948FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£515Average£816FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Missouri to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Missouri to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to London 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 London become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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