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$302+ 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — LHR
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$792
(KLM)

One-way from

$302
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,354
From Kansas City to London Heathrow
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One-way flight from Kansas City to London Heathrow
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Highest demand for flights based on searches. 20% potential increase in price ($240 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This KLM deal was found by Cheapflights users on 6/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/236:37 pmMCI - LHR
1 stop12h 53mKLM
Thu 8/73:15 pmLHR - MCI
1 stop14h 44mKLM
Deal found 6/9$792
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:15 pmMCI - LHR
2 stops58h 45mUnited Airlines
Sun 8/248:30 amLHR - MCI
2 stops19h 12mUnited Airlines
Deal found 6/9$794
This CheapOair deal was found by Cheapflights users on 6/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/68:00 amMCI - LHR
2 stops20h 00mAir Canada
Wed 8/139:30 amLHR - MCI
2 stops29h 43mAir Canada
Deal found 6/9$798
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2012:11 pmMCI - LHR
2 stops14h 39mDelta
Sun 8/249:20 amLHR - MCI
1 stop17h 19mDelta
Deal found 6/9$806
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/247:20 pmMCI - LHR
1 stop10h 55mBritish Airways
Thu 8/712:00 pmLHR - MCI
1 stop13h 01mBritish Airways
Deal found 6/10$816
This Lufthansa deal was found by Cheapflights users on 6/11. 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.
Sat 8/236:29 pmMCI - LHR
2 stops17h 11mLufthansa
Wed 9/106:55 amLHR - MCI
2 stops20h 47mLufthansa
Deal found 6/11$836
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 7/95:45 amMCI - LHR
3 stops33h 15mMultiple Airlines
Wed 7/161:45 pmLHR - MCI
3 stops25h 50mMultiple Airlines
Deal found 6/11$869
This Gurufare deal was found by Cheapflights users on 6/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/263:36 pmMCI - LHR
2 stops35h 44mScandinavian Airlines
Sun 8/176:40 pmLHR - MCI
2 stops33h 46mScandinavian Airlines
Deal found 6/10$878
This Expedia deal was found by Cheapflights users on 6/11. 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.
Wed 7/237:20 pmMCI - LHR
2 stops33h 15mIberia
Sun 7/278:20 amLHR - MCI
1 stop18h 53mIberia
Deal found 6/11$921
This SWISS deal was found by Cheapflights users on 6/11. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/281:44 pmMCI - LHR
2 stops26h 01mSWISS
Wed 8/68:40 amLHR - MCI
2 stops18h 03mSWISS
Deal found 6/11$1,018
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/29:13 amMCI - LHR
2 stops16h 47mAer Lingus
Tue 9/168:50 amLHR - MCI
2 stops15h 59mAer Lingus
Deal found 6/10$1,095
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:11 pmMCI - LHR
1 stop11h 19mAmerican Airlines
Sat 1/31:10 pmLHR - MCI
1 stop13h 49mAmerican Airlines
Deal found 6/10$1,242

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 June 12, 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

Wed 7/23

6:37 pm-1:30 pm

1 stop12h 53m

London Heathrow

Thu 8/7

3:15 pm-11:59 pm

1 stop14h 44m

$792

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Fri 8/15

5:15 pm-10:00 am

2 stops58h 45m

London Heathrow

Sun 8/24

8:30 am-9:42 pm

2 stops19h 12m

$794

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 8/6

8:00 am-10:00 am

2 stops20h 00m

London Heathrow

Wed 8/13

9:30 am-9:13 am

2 stops29h 43m

$798

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 8/20

12:11 pm-8:50 am

2 stops14h 39m

London Heathrow

Sun 8/24

9:20 am-8:39 pm

1 stop17h 19m

$806

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Thu 7/24

7:20 pm-12:15 pm

1 stop10h 55m

London Heathrow

Thu 8/7

12:00 pm-7:01 pm

1 stop13h 01m

$816

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sat 8/23

6:29 pm-10:10 pm

2 stops21h 41m

London Heathrow

Fri 9/5

6:55 am-9:42 pm

2 stops20h 47m

$836

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 7/9

5:45 am-9:00 pm

3 stops33h 15m

London Heathrow

Wed 7/16

1:45 pm-9:35 am

3 stops25h 50m

$869

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sat 7/26

3:36 pm-9:20 am

2 stops35h 44m

London Heathrow

Sun 8/17

6:40 pm-10:26 pm

2 stops33h 46m

$878

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 7/23

7:20 pm-10:35 am

2 stops33h 15m

London Heathrow

Sun 7/27

8:20 am-9:13 pm

1 stop18h 53m

$921

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 7/28

1:44 pm-9:45 pm

2 stops26h 01m

London Heathrow

Wed 8/6

8:40 am-8:43 pm

2 stops18h 03m

$1,018

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 23 results
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2
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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 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 June 9, 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 $1,108). 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 June 12, 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 June 12, 2025.
Read through reviews of airlines operating flights from Kansas City to London, such as Delta, KLM and SWISS. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 KLM is currently your cheapest option to London Heathrow Airport, with prices starting at $792. Additional round-trip tickets that might be worth considering are offered by United Airlines and Air Canada, with the lowest prices starting at $794 and $798, respectively. KLM is currently priced 15% 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?

    $445 is the cheapest one-way deal found within the past few days, from Virgin Atlantic. You may also be able to find cheap deals on Delta and Air Canada, with prices starting from $446 and $458, 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 $1,108). 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
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Sutton
Aylesbury
Chelmsford
Brentwood

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$599Average$813FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$620Average$836FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$669Average$974FlexibilityNo cancel feeOn-time71%
IberiaCheapest$672Average$1,041FlexibilityNo cancel feeOn-time77%
DeltaCheapest$678Average$907FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$682Average$910FlexibilityNo cancel feeOn-time69%
KLMCheapest$697Average$873FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$701Average$994FlexibilityNo cancel feeOn-time70%

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