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Cheap flights from Kansas City to London from £166

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to London departing on 22/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
07:00 - 09:00MCI-LHR
20h 00m1 stop
Delta Logo
10:00 - 21:22LHR-MCI
17h 22m2 stops
£471Delta
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Mon, 16 Feb - Mon, 23 Feb
Multiple Airlines Logo
08:00 - 07:10MCI-LHR
17h 10m2 stops
Multiple Airlines Logo
07:40 - 21:58LHR-MCI
20h 18m2 stops
£475Multiple Airlines
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Thu, 4 Dec - Thu, 11 Dec
KLM Logo
12:47 - 07:50MCI-LHR
13h 03m1 stop
KLM Logo
08:55 - 17:30LHR-MCI
14h 35m1 stop
£479KLM
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Sun, 7 Dec - Sun, 14 Dec
KLM Logo
12:16 - 07:05MCI-LHR
12h 49m1 stop
KLM Logo
12:30 - 21:10LHR-MCI
14h 40m1 stop
£486KLM
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Fri, 7 Nov - Fri, 14 Nov
United Airlines Logo
08:08 - 07:30MCI-LHR
17h 22m1 stop
United Airlines Logo
13:25 - 14:21LHR-MCI
30h 56m2 stops
£488United Airlines
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Sun, 7 Dec - Sun, 14 Dec
United Airlines Logo
16:20 - 07:30MCI-LHR
33h 10m1 stop
United Airlines Logo
06:50 - 17:32LHR-MCI
16h 42m2 stops
£489United Airlines
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Sat, 14 Feb - Sat, 28 Feb
Virgin Atlantic Logo
10:24 - 06:50MCI-LHR
14h 26m2 stops
Virgin Atlantic Logo
13:00 - 21:13LHR-MCI
14h 13m1 stop
£489Virgin Atlantic
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Sun, 7 Dec - Sun, 14 Dec
British Airways Logo
18:11 - 12:10MCI-LHR
11h 59m1 stop
British Airways Logo
15:15 - 23:40LHR-MCI
14h 25m1 stop
£507British Airways
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Wed, 1 Apr - Wed, 8 Apr
British Airways Logo
18:13 - 10:30MCI-LHR
10h 17m1 stop
British Airways Logo
19:10 - 23:40LHR-MCI
34h 30m2 stops
£514British Airways
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Wed, 1 Apr - Wed, 8 Apr
Virgin Atlantic Logo
15:27 - 09:00MCI-LHR
11h 33m1 stop
Virgin Atlantic Logo
08:55 - 17:37LHR-MCI
14h 42m1 stop
£515Virgin Atlantic
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Mon, 15 Dec - Thu, 15 Jan

momondo Fare Finder

 
Customise your flight search to find flights from Kansas City to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 22 October 2025.
Use the filters below to find and compare flights from Kansas City to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 16/2

07:00-09:00

1 stop20h 00m

London Heathrow

Mon 23/2

10:00-21:22

2 stops17h 22m

£471

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Thu 4/12

08:00-07:10

2 stops17h 10m

London Heathrow

Thu 11/12

07:40-21:58

2 stops20h 18m

£475

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 7/12

12:47-07:50

1 stop13h 03m

London Heathrow

Sun 14/12

08:55-17:30

1 stop14h 35m

£479

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Fri 7/11

12:16-07:05

1 stop12h 49m

London Heathrow

Fri 14/11

12:30-21:10

1 stop14h 40m

£486

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 7/12

08:08-07:30

1 stop17h 22m

London Heathrow

Sun 14/12

13:25-14:21

2 stops30h 56m

£488

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sat 14/2

16:20-07:30

1 stop33h 10m

London Heathrow

Sat 28/2

06:50-17:32

2 stops16h 42m

£489

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 7/12

10:24-06:50

2 stops14h 26m

London Heathrow

Sun 14/12

13:00-21:13

1 stop14h 13m

£489

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 1/4

18:11-12:10

1 stop11h 59m

London Heathrow

Wed 8/4

15:15-23:40

1 stop14h 25m

£507

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 1/4

18:13-10:30

1 stop10h 17m

London Heathrow

Wed 8/4

19:10-23:40

2 stops34h 30m

£514

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 15/12

15:27-09:00

1 stop11h 33m

London Heathrow

Thu 15/1

08:55-17:37

1 stop14h 42m

£515

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Kansas City to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kansas City and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Kansas City to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £554. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Kansas City averaging around £584.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Kansas City is on a Monday. momondo users have found tickets for Monday departures for as low as £639. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £876.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Kansas City to London Heathrow Airport in the afternoon for as low as £671. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £706 on average. Flights to London Heathrow Airport from Kansas City in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £684 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Kansas City for as low as £561 on momondo.

Can stopping save me money on Kansas City to London Heathrow Airport flights?

You could potentially save up to 6% on your flight if you consider stops on a Kansas City to London Heathrow Airport flight.

How have Kansas City to London Heathrow Airport flight prices changed over time?

As of October 2025, prices for Kansas City to London Heathrow Airport flights are approximately 36% cheaper when compared to flights at the same time last year.

When to book flights from Kansas City to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Kansas City to London Heathrow Airport (MCI to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to London Heathrow Airport

Direct flights

None
There are no direct flights from Kansas City to London Heathrow Airport. There are no popular flight routes from Kansas City to London Heathrow Airport.
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  • How far is Kansas City to London Heathrow by plane?

    The distance between Kansas City and London Heathrow is about 4330.4 mi. By plane, this route typically takes 10h 17m.

  • When did momondo last update prices for flights from Kansas City Airport to London Heathrow Airport?

    Prices for flights from Kansas City Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Kansas City Airport to London Heathrow Airport?

  • How old do you have to be to fly from Kansas City Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kansas City Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Kansas City to London Heathrow Airport?

Best airlines flying from Kansas City to London Heathrow Airport

Compare and see reviews for airlines that fly from Kansas City to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £435Free CancellationRating
7.5
670 reviews
Search Virgin Atlantic flights
KLMPriceFrom £449Free CancellationRating
7.7
1,404 reviews
Search KLM flights
LufthansaPriceFrom £469Free CancellationRating
6.8
7,507 reviews
Search Lufthansa flights
United AirlinesPriceFrom £478Free CancellationRating
7.4
8,988 reviews
Search United Airlines flights
British AirwaysPriceFrom £533Free CancellationRating
6.7
7,466 reviews
Search British Airways flights

Travelling to a place near London?

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Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kansas City to London. momondo saves you time and could save you money on your trip.

Can I find flights from Kansas City to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Kansas City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kansas City to London?

momondo helps you find the best flight between Kansas City and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Kansas City to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Kansas City to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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