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Cheap flights from Kansas City to London Heathrow Airport from £248

MCI — LHR
19 Nov — 26 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kansas City to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Kansas City to Heathrow

Wed 2/1212:00 -
1 stop16h 00m
Wed 9/1207:35 -
2 stops17h 15m
Deal found 15/10£682
Wed 2/1209:40 -
1 stop14h 15m
Tue 8/1209:00 -
2 stops18h 47m
Deal found 19/10£683
Tue 17/1113:20 -
1 stop11h 05m
Tue 24/1106:30 -
2 stops16h 40m
Deal found 17/10£684
Tue 17/1112:10 -
1 stop13h 40m
Thu 26/1108:40 -
2 stops15h 23m
Deal found 19/10£685
Tue 17/1108:45 -
2 stops16h 25m
Mon 23/1120:05 -
2 stops31h 46m
Deal found 17/10£685
Tue 1/1213:04 -
2 stops14h 06m
Tue 8/1209:00 -
2 stops18h 47m
Deal found 19/10£687
Wed 18/1113:09 -
2 stops14h 01m
Tue 24/1106:50 -
2 stops19h 05m
Deal found 17/10£688
Mon 16/1118:45 -
2 stops16h 20m
Mon 23/1118:40 -
2 stops33h 11m
Deal found 19/10£689
Wed 18/1115:41 -
1 stop10h 54m
Mon 23/1116:30 -
2 stops32h 15m
Deal found 17/10£690
Tue 17/1115:20 -
1 stop13h 05m
Tue 24/1113:00 -
2 stops27h 26m
Deal found 18/10£691
Tue 17/1109:49 -
2 stops15h 21m
Tue 24/1109:00 -
2 stops18h 51m
Deal found 18/10£693

Find flight deals from Kansas City to Heathrow

Round-trip from

£618

One-way from

£248

Popular in

June

Cheapest in

February

Average price

£745
SWISS
  • SWISS
  • 16/3-23/3
  • 4 total stops
  • 39h 14m total
  • Kansas City to London
Search Deals
SWISS
  • SWISS
  • 8/3-31/12
  • 2 total stops
  • 15h 38m total
  • Kansas City to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£176 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£26 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 Kansas City to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Mon 8/3

17:45-10:50

1 stop11h 05m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£251

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Thu 25/3

18:42-11:40

1 stop11h 58m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£288

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Thu 28/1

10:20-08:05

2 stops15h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£288

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Thu 25/3

06:00-06:40

2 stops19h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£288

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Thu 11/3

06:00-16:20

3 stops28h 20m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£293

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Sat 14/11

18:45-20:35

2 stops19h 50m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£348

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Mon 28/12

12:45-12:50

3 stops42h 05m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£372

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Tue 29/12

06:00-07:05

1 stop19h 05m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£391

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Mon 23/11

07:36-05:55

1 stop16h 19m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£391

Kansas CityLondon

MCI Kansas City - LHR London Heathrow

MCILHR

Kansas City

Sun 17/1

18:26-12:00

1 stop11h 34m

London Heathrow

Wed 27/1

09:00-19:38

2 stops16h 38m

£663

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 18 resultsSorted by cheapest first
1
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Best time to book a flight from Kansas City to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kansas City with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Kansas City to London Heathrow Airport

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

To ensure you get the cheapest price possible for a flight from Kansas City to London Heathrow Airport, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of £604). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of £1,123). 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.

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

Airfare is below average for this route at the moment.

Kansas City to London Heathrow Airport flights typically cost between £676 and £794 in March.
The cheapest return price found within the last 5 days was £618 on SWISS (16 Mar–23 Mar).

Related info for your journey

  • What airport do you fly from for flights from Kansas City to London Heathrow?

    Most people fly from Kansas City (MCI) if they book a flight from Kansas City to London Heathrow. On average, Kansas City has 0 outbound flights to London Heathrow per day from 0 airlines. Kansas City is conveniently located just 17.4 mi from Kansas City’s city center.

  • How long is the flight from Kansas City to London Heathrow Airport?

    For as low as £663, United Airlines can have you in London Heathrow Airport from Kansas City in 11h 34m. Kansas City and London Heathrow Airport are separated by a distance of 4325 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Kansas City to Heathrow that include hotel bookings?

    Yes. In addition to deals on Kansas City to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to Heathrow?

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

  • Can I find deals for business class flights from Kansas City to Heathrow?

    Yes. Cheapflights offers flight deals from Kansas City 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 Kansas City to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of £604). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of £1,123). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Slough
Gatwick
Wembley
Hayes
Ilford
Croydon
Colchester
Northampton
Eastbourne
Brentford
Southend-on-Sea
Barnet
Enfield
Southall
Watford
Stratford-upon-Avon
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Kansas City to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Kansas City to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Kansas City to Heathrow.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Kansas City to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Kansas City to Heathrow 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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