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Cheap flights from Kansas City to London from £170

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.
MCI — LON
5 12月 — 12 12月1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Kansas City to London are usually found in September or March, booked 82 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Kansas City to London

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to London (LON). 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 5 11月 2025.

Round-trip from

£499

One-way from

£170

Popular in

June

Cheapest in

September

Average price

£721
Delta
  • Delta
  • 30/12-11/1
  • 4 total stops
  • 35h 27m total
  • Kansas City to London
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British Airways
  • British Airways
  • 22/2
  • 1 total stop
  • 14h 01m total
  • Kansas City to London
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Highest demand for flights based on searches. 16% potential increase in price (£111 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Kansas City to London

Enter your travel dates to find the best prices.

Cheapest flights from Kansas City to London
Explore the most affordable flight options available from Kansas City to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 11月 2025.

週二 30/1206:30MCI - LHR
2 stops18h 20mDelta
週日 11/108:55LHR - MCI
2 stops17h 07mDelta
Deal found 3/11£499
週四 4/1212:45MCI - LCY
2 stops18h 10mMultiple Airlines
週三 10/1219:10LCY - MCI
2 stops28h 15mMultiple Airlines
Deal found 3/11£499
週四 4/1208:00MCI - LHR
3 stops17h 10mMultiple Airlines
週三 10/1212:00LHR - MCI
2 stops15h 58mMultiple Airlines
Deal found 3/11£499
週一 1/1218:43MCI - LHR
2 stops30h 27mAir Canada
週日 14/1213:25LHR - MCI
2 stops29h 15mAir Canada
Deal found 3/11£503
週二 11/1111:36MCI - LCY
2 stops19h 19mMultiple Airlines
週三 19/1109:50LCY - MCI
2 stops18h 38mMultiple Airlines
Deal found 4/11£506
週一 1/1219:31MCI - LGW
2 stops28h 29mMultiple Airlines
週一 8/1214:00LGW - MCI
1 stop15h 15mMultiple Airlines
Deal found 3/11£507
週二 25/1109:58MCI - LHR
2 stops15h 12mUnited Airlines
週六 6/1211:10LHR - MCI
2 stops17h 57mUnited Airlines
Deal found 3/11£510
週三 19/1106:06MCI - LHR
2 stops19h 04mUnited Airlines
週一 24/1106:50LHR - MCI
2 stops16h 46mUnited Airlines
Deal found 4/11£511
週一 15/1214:13MCI - LHR
1 stop12h 32mVirgin Atlantic
週四 15/108:55LHR - MCI
1 stop14h 02mVirgin Atlantic
Deal found 4/11£516
週四 13/1118:43MCI - LHR
2 stops16h 22mLufthansa
週一 17/1119:30LHR - MCI
2 stops28h 06mLufthansa
Deal found 5/11£525
週四 13/1107:00MCI - LHR
1 stop18h 50mDelta
週一 17/1111:30LHR - MCI
2 stops17h 05mDelta
Deal found 5/11£527
週六 8/1111:35MCI - LHR
2 stops14h 30mDelta
週六 15/1111:30LHR - MCI
2 stops18h 20mDelta
Deal found 3/11£531

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kansas City 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 5 11月 2025.
Use the filters below to find and compare flights from Kansas City to London that are best for you.

Fly from

Kansas City

Fly to

London

Route

Depart

Return

Price

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週三 31/12

10:42-11:25

2 stops18h 43m

London Heathrow

週日 11/1

10:10-20:02

2 stops15h 52m

£499

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週六 22/11

17:30-06:40

1 stop31h 10m

London Heathrow

週二 2/12

15:30-17:25

2 stops31h 55m

£499

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週日 22/2

14:15-08:45

1 stop12h 30m

London Heathrow

週日 1/3

08:55-17:08

1 stop14h 13m

£501

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週二 10/3

14:06-08:15

1 stop13h 09m

London Heathrow

週二 17/3

08:20-20:03

1 stop16h 43m

£501

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週四 22/1

17:09-11:40

1 stop12h 31m

London Heathrow

週一 2/2

12:30-20:02

1 stop13h 32m

£501

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週五 23/1

17:45-10:50

1 stop11h 05m

London Heathrow

週六 31/1

13:35-21:59

1 stop14h 24m

£501

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週六 24/1

16:05-09:00

1 stop10h 55m

London Heathrow

週一 2/2

15:50-23:51

1 stop14h 01m

£501

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週二 10/3

16:29-09:15

1 stop11h 46m

London Heathrow

週二 17/3

07:30-20:15

2 stops17h 45m

£503

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週五 9/1

08:00-07:10

3 stops17h 10m

London Heathrow

週五 23/1

12:00-21:59

2 stops15h 59m

£506

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

週二 25/11

09:58-07:10

2 stops15h 12m

London Heathrow

週六 6/12

11:10-23:07

2 stops17h 57m

£510

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 60 results
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Best time to book a flight from Kansas City to London

Have a flexible travel schedule? Discover the best time to fly to London from Kansas City 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 Kansas City to London

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

Use this chart to determine the optimal time to book a return flight from Kansas City to London. Price data was last updated on 31 October 2025.

To ensure you get the cheapest price possible for a flight from Kansas City to London, you should look to book at least 82 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?

Currently, October is the cheapest month in which you can book a flight from Kansas City to London (average of £445). Flying from Kansas City to London in June is currently the most expensive (average of £828). 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 LON?

Find hourly flight availability from Kansas City 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 5 11月 2025.

It’s typically best to fly out from Kansas City to London at midday. Doing so could potentially save you 24% on the flight price compared to flying in the afternoon, which is usually more expensive.

What’s the top stopover airport for flights from Kansas City to London?

Share of one-stop return flights from Kansas City to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Chicago (ORD) – chosen by Cheapflights users on 69% of one-stop itineraries from Kansas City to London on Cheapflights.

What’s the cheapest stopover airport for flights from Kansas City to London?

Average return fare for one-stop flights from Kansas City to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Atlanta (ATL) is the most affordable one-stop option, with an average return flight price of £555.

What’s the fastest stopover option from Kansas City to London?

Shortest average travel time for one-stop one-way flights from Kansas City to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for one-stop routes: 10h 46m.

Which airport typically offers the quickest stopover for flights from Kansas City to London?

Average stopover duration for one-stop one-way flights from Kansas City to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average stopover time of 1h 10m.

Related info for your journey

Find useful and relevant information for your journey from Kansas City to London. 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?

    Kansas City (MCI), located 17.4 mi from the city center, is the airport you fly out of when you book flights from Kansas City to London. 3 airlines have flights from Kansas City to London on a regular basis. Booking flights from Kansas City to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

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

    Airlines like Delta, United Airlines, and KLM fly from Kansas City to London in about 12h 30m. The time it takes to get you to your destination can typically vary by up to 18h 40m. The distance between Kansas City and London is about 4325 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 flying from Kansas City to London round-trip?

    Flying on Virgin Atlantic is currently your cheapest option to London, with prices starting at £445. Additional return tickets that might be worth considering are offered by United Airlines and British Airways, with the lowest prices starting at £489 and £546, respectively. Virgin Atlantic is priced at 37% lower than the current average price of a flight leaving 3 months from now.

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

    £170 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Iberia and United Airlines, with prices starting from £181 and £324, respectively.

  • What are the most popular routes from Kansas City to London?

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

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Kansas City to London (average of £445). Flying from Kansas City to London in June is currently the most expensive (average of £828). 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

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Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Kansas City to London

Discover the top 3 airlines that operate flights from Kansas City 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 5 11月 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£445Average£577FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£489Average£953FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£546Average£743FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Kansas City to London?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Kansas City to London. 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 London?

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 London.

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

Yes! Cheapflights helps users easily find flights from Kansas City to London with no change fees.

Can Cheapflights notify me if prices for flights from Kansas City to London become cheaper?

Not ready to book yet? You can track prices for flights from Kansas City to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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