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Heathrow

$534+ Cheap flights from Flint (FNT) 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — LHR
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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Cheap flight deals from Flint to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Flint (FNT) 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 November 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$625
(United Airlines)

One-way from

$534
(American Airlines)

Popular in

June

Cheapest in

December

Average price

$847
Provider with most accurate pricing for Flint Bishop-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Flint Bishop-London Heathrow flights.
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From Flint Bishop to London Heathrow
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One-way flight from Flint Bishop to London Heathrow
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Highest demand for flights based on searches. 17% potential increase in price ($200 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($62 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Flint to Heathrow

Cheapest flights from Flint to Heathrow
Explore the most affordable flight options available from Flint to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/164:42 pmFNT - LHR
1 stop10h 13mUnited Airlines
Thu 12/256:35 amLHR - FNT
2 stops20h 55mUnited Airlines
Deal found 11/18$718
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/164:42 pmFNT - LHR
1 stop10h 13mUnited Airlines
Wed 12/241:25 pmLHR - FNT
2 stops31h 26mUnited Airlines
Deal found 11/18$725
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/164:42 pmFNT - LHR
1 stop13h 33mUnited Airlines
Tue 12/2312:05 pmLHR - FNT
2 stops15h 25mUnited Airlines
Deal found 11/18$753
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/164:42 pmFNT - LHR
2 stops13h 23mUnited Airlines
Mon 12/224:20 pmLHR - FNT
2 stops28h 31mUnited Airlines
Deal found 11/18$773
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/127:00 amFNT - LHR
2 stops19h 10mUnited Airlines
Thu 12/256:35 amLHR - FNT
2 stops20h 55mUnited Airlines
Deal found 11/18$817
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/27:00 amFNT - LHR
2 stops19h 10mUnited Airlines
Sun 12/76:50 amLHR - FNT
2 stops20h 40mUnited Airlines
Deal found 11/18$818
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/84:42 pmFNT - LHR
2 stops13h 08mUnited Airlines
Wed 12/1712:05 pmLHR - FNT
2 stops39h 25mUnited Airlines
Deal found 11/20$823
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/104:42 pmFNT - LHR
1 stop10h 13mUnited Airlines
Mon 12/151:25 pmLHR - FNT
2 stops31h 42mUnited Airlines
Deal found 11/20$824
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Sun 12/147:00 amFNT - LHR
2 stops19h 10mUnited Airlines
Thu 12/2511:10 amLHR - FNT
2 stops16h 20mUnited Airlines
Deal found 11/18$838

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flint 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 November 21, 2025.
Use the filters below to find and compare flights from Flint to London Heathrow Airport that are best for you.

Fly from

Flint

Fly to

Heathrow

Route

Depart

Return

Price

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Sun 2/22

7:00 am-7:55 am

1 stop19h 55m

London Heathrow

Tue 3/3

6:50 am-10:29 pm

2 stops20h 39m

$625

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Wed 1/21

7:00 am-9:20 am

2 stops21h 20m

London Heathrow

Sun 1/25

6:50 am-10:44 pm

2 stops20h 54m

$625

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Sun 2/1

5:44 pm-11:15 am

1 stop12h 31m

London Heathrow

Sat 2/7

12:05 pm-10:44 pm

2 stops39h 39m

$626

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Sun 2/22

7:36 pm-11:35 am

1 stop10h 59m

London Heathrow

Tue 3/3

3:45 pm-11:23 pm

1 stop12h 38m

$656

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Sat 2/21

5:45 pm-7:55 am

1 stop33h 10m

London Heathrow

Tue 3/3

6:50 am-10:29 pm

2 stops20h 39m

$710

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Fri 2/20

7:00 am-11:15 am

1 stop23h 15m

London Heathrow

Wed 3/4

6:50 am-5:02 pm

2 stops15h 12m

$710

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Mon 12/15

10:50 am-7:00 am

2 stops15h 10m

$534

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Sat 1/3

4:26 pm-7:10 am

2 stops33h 44m

$550

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Mon 12/15

7:51 pm-8:15 am

1 stop31h 24m

$560

FlintLondon

FNT - LHR

FNTLHR

Flint Bishop

Mon 12/15

8:30 am-9:40 pm

3 stops32h 10m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Compare providers for flights from Flint 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 Flint to Heathrow in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Flint-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Flint-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Flint-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Flint-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Flint-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 Flint to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Flint 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 Flint to London Heathrow Airport

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

Currently, December is the cheapest month in which you can book a flight from Flint to London Heathrow Airport (average of $240). Flying from Flint to London Heathrow Airport in June is currently the most expensive (average of $672). 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 FNT to LHR?

Find hourly flight availability from Flint 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 November 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Flint to London Heathrow Airport at noon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the afternoon.

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 November 21, 2025.
Read through reviews of airlines operating flights from Flint to London Heathrow Airport, such as United Airlines, American Airlines, and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,029 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,029 reviews
United Airlines
7.4
Good
9,029 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,029 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,533 reviews
United Airlines
7.4
Good
9,029 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Flint 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 Flint to London Heathrow?

    Most people fly from Flint Bishop (FNT) if they book a flight from Flint to London Heathrow. On average, Bishop has 0 outbound flights to London Heathrow per day from 3 airlines. Flint Bishop is conveniently located just 4.3 mi from Flint’s city center.

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

    United Airlines can get you from Flint to London Heathrow Airport in just under 19h 55m. Your travel time can differ by up to . Airlines will cover a distance of 3735 mi.

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

    Cheapflights users have booked flights from Flint to London Heathrow Airport round-trip from $692. Other airlines that can offer you cheap pricing are British Airways, from $696, and American Airlines, from $697. These flights start at 27% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $534. However, be on the lookout for offers from United Airlines and British Airways, as they are both options that can get you from Flint to London Heathrow Airport for a low price.

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

    Yes. In addition to deals on Flint to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Flint to Heathrow?

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Flint to London Heathrow Airport (average of $240). Flying from Flint to London Heathrow Airport in June is currently the most expensive (average of $672). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

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Top 3 airlines flying from Flint to Heathrow

Discover the top 3 airlines that operate flights from Flint 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 November 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$692Average$849FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$696Average$857FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$697Average$976FlexibilityNo cancel feeOn-time71%

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