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$337+ Cheap flights from Kansas City (MCI) to Heathrow (LHR)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — LHR
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheapflights Tip: The best prices from Kansas City to London Heathrow are usually found in February or April, booked 15 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Kansas City to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$715
(Delta)

One-way from

$337
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$785
Provider with most accurate pricing for Kansas City-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-London Heathrow flights.
Search Deals
From Kansas City to London Heathrow
Search Deals
One-way flight from Kansas City to London Heathrow
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Kansas City to Heathrow

Cheapest flights from Kansas City to Heathrow
Explore the most affordable flight options available from Kansas City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This Delta deal was found by Cheapflights users on 4/10. 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 5/201:14 pmMCI - LHR
1 stop14h 01mDelta
Thu 5/296:30 amLHR - MCI
2 stops16h 33mDelta
Deal found 4/10$715
This Lufthansa deal was found by Cheapflights users on 4/9. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2211:29 amMCI - LHR
2 stops23h 11mLufthansa
Fri 5/26:30 amLHR - MCI
2 stops21h 17mLufthansa
Deal found 4/9$717
This Air Canada deal was found by Cheapflights users on 4/9. 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.
Tue 4/2211:29 amMCI - LHR
3 stops16h 31mMultiple Airlines
Tue 4/2912:05 pmLHR - MCI
2 stops15h 55mMultiple Airlines
Deal found 4/9$718
This oojo deal was found by Cheapflights users on 4/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:08 amMCI - LHR
2 stops22h 02mBritish Airways
Fri 8/2211:30 amLHR - MCI
2 stops18h 29mBritish Airways
Deal found 4/9$719
This Air Canada deal was found by Cheapflights users on 4/10. 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.
Sun 5/116:00 amMCI - LHR
2 stops20h 35mAir Canada
Wed 5/2112:05 pmLHR - MCI
2 stops28h 29mAir Canada
Deal found 4/10$723
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Mon 5/56:40 pmMCI - LHR
1 stop11h 05mUnited Airlines
Mon 5/129:30 amLHR - MCI
2 stops35h 39mUnited Airlines
Deal found 4/10$732
This Finnair deal was found by Cheapflights users on 4/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/255:36 pmMCI - LHR
1 stop10h 54mFinnair
Wed 5/73:10 pmLHR - MCI
1 stop13h 41mFinnair
Deal found 4/10$745
This Expedia deal was found by Cheapflights users on 4/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/511:12 amMCI - LHR
1 stop14h 53mIberia
Fri 9/1912:15 pmLHR - MCI
1 stop12h 34mIberia
Deal found 4/9$758
This Virgin Atlantic deal was found by Cheapflights users on 4/9. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:20 amMCI - LHR
2 stops14h 25mVirgin Atlantic
Sun 9/711:20 amLHR - MCI
1 stop15h 40mVirgin Atlantic
Deal found 4/9$768
This World Air Fares deal was found by Cheapflights users on 4/10. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/185:35 pmMCI - LHR
1 stop13h 35mKLM
Sat 5/3111:20 amLHR - MCI
1 stop13h 30mKLM
Deal found 4/10$787
This FlightHub deal was found by Cheapflights users on 4/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1911:00 amMCI - LHR
2 stops25h 30mScandinavian Airlines
Fri 4/256:40 amLHR - MCI
2 stops23h 19mScandinavian Airlines
Deal found 4/9$816
This Aeromexico deal was found by Cheapflights users on 4/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/262:55 pmMCI - LHR
1 stop33h 50mAir France
Sun 8/1711:45 amLHR - MCI
2 stops18h 08mAir France
Deal found 4/9$835

Cheapflights Fare Finder

Customize your flight search to find flights from Kansas City to Heathrow 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 April 11, 2025.
Use the filters below to find and compare flights from Kansas City to London Heathrow Airport that are best for you.

Fly from

Kansas City

Fly to

Heathrow

Route

Depart

Return

Price

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 5/20

1:14 pm-9:15 am

1 stop14h 01m

London Heathrow

Thu 5/29

6:30 am-5:03 pm

2 stops16h 33m

$715

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 4/22

6:45 pm-10:10 pm

2 stops21h 25m

London Heathrow

Wed 4/30

6:30 am-10:00 pm

2 stops21h 30m

$717

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 4/22

11:29 am-10:00 am

3 stops16h 31m

London Heathrow

Tue 4/29

12:05 pm-10:00 pm

2 stops15h 55m

$718

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 8/13

6:08 am-10:10 am

2 stops22h 02m

London Heathrow

Fri 8/22

11:30 am-11:59 pm

2 stops18h 29m

$719

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 5/11

6:00 am-8:35 am

2 stops20h 35m

London Heathrow

Wed 5/21

12:05 pm-10:34 am

2 stops28h 29m

$723

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 5/5

6:40 pm-11:45 am

1 stop11h 05m

London Heathrow

Mon 5/12

9:30 am-3:09 pm

2 stops35h 39m

$732

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Fri 4/25

5:36 pm-10:30 am

1 stop10h 54m

London Heathrow

Wed 5/7

3:10 pm-10:51 pm

1 stop13h 41m

$745

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Fri 9/5

11:12 am-8:05 am

1 stop14h 53m

London Heathrow

Fri 9/19

12:15 pm-6:49 pm

1 stop12h 34m

$758

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 8/19

10:20 am-6:45 am

2 stops14h 25m

London Heathrow

Sun 9/7

11:20 am-9:00 pm

1 stop15h 40m

$768

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 5/18

5:35 pm-1:10 pm

1 stop13h 35m

London Heathrow

Sat 5/31

11:20 am-6:50 pm

1 stop13h 30m

$787

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 24 results
1
2
3

Compare providers for flights from Kansas City to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to Heathrow in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightnetworkPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
ScholarTripPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kansas City-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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 Kansas City to London Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Heathrow. Price data was last updated on April 4, 2025.

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kansas City to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of $661). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 MCI to LHR?

Find hourly flight availability from Kansas City to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Kansas City to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Kansas City to London Heathrow Airport?

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

Travelers seeking maximum savings on their Kansas City to London Heathrow Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated April 11, 2025.
Read through reviews of airlines operating flights from Kansas City to London, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,910 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,910 reviews
Delta
8.0
Very good
7,910 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,910 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,910 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,428 reviews
Delta
8.0
Very good
7,910 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,636 reviews
Delta
8.0
Very good
7,910 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Kansas City to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 8 airlines. Kansas City is conveniently located just 17.4 mi from Kansas City’s city center.

  • What are the cheapest airlines flying from Kansas City to London Heathrow Airport round-trip?

    Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at $715. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Air Canada, with the lowest prices starting at $717 and $723, respectively. Delta is currently priced 23% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Kansas City to London Heathrow Airport one-way?

    $416 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on Air Canada and Virgin Atlantic, with prices starting from $431 and $444, respectively.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Kansas City to London Heathrow Airport (average of $661). Flying from Kansas City to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 Kansas City?

Book flights to Kansas City if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Horley
Wembley
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Milton Keynes
Northampton
Stratford-upon-Avon
Croydon
Borehamwood
Folkestone
Ilford
Broadway

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Kansas City to Heathrow

Discover the top 8 airlines that operate flights from Kansas City to Heathrow. 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$599Average$781FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$620Average$836FlexibilityNo cancel feeOn-time72%
DeltaCheapest$678Average$880FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$679Average$953FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$686Average$900FlexibilityNo cancel feeOn-time69%
KLMCheapest$697Average$875FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$705Average$969FlexibilityNo cancel feeOn-time70%
IberiaCheapest$768Average$1,143FlexibilityNo cancel feeOn-time77%

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