HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$645+ Cheap flights from Florence, SC (FLO) 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
FLO — LHR
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Florence to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Florence to Heathrow

Cheapest flights from Florence to Heathrow
Explore the most affordable flight options available from Florence to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This American Airlines deal was found by Cheapflights users on 3/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/34:16 pm
FLO
-
LHR
1 stop15h 34m
American Airlines
Sun 5/108:15 am
LHR
-
FLO
2 stops18h 32m
American Airlines
Deal found 3/18$955
This American Airlines deal was found by Cheapflights users on 3/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:16 pm
FLO
-
LHR
1 stop15h 34m
American Airlines
Mon 5/118:15 am
LHR
-
FLO
2 stops18h 32m
American Airlines
Deal found 3/20$956
This American Airlines deal was found by Cheapflights users on 3/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:02 pm
FLO
-
LHR
2 stops12h 48m
American Airlines
Fri 5/2912:30 pm
LHR
-
FLO
2 stops14h 30m
American Airlines
Deal found 3/20$993

Find flight deals from Florence to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Florence (FLO) 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 March 22, 2026.

Round-trip from

$955
(American Airlines)

One-way from

$648
(American Airlines)
From Florence to London Heathrow
Search Deals
One-way flight from Florence to London Heathrow
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Florence 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 March 22, 2026.
Use the filters below to find and compare flights from Florence to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

FlorenceLondon

FLO - LHR

FLOLHR

Florence

Sun 5/3

4:16 pm-12:50 pm

1 stop15h 34m

London Heathrow

Sun 5/10

8:15 am-9:47 pm

2 stops18h 32m

$955

FlorenceLondon

FLO - LHR

FLOLHR

Florence

Mon 5/4

4:16 pm-12:50 pm

1 stop15h 34m

London Heathrow

Mon 5/11

8:15 am-9:47 pm

2 stops18h 32m

$956
Quickest round-trip

FlorenceLondon

FLO - LHR

FLOLHR

Florence

Tue 5/12

4:02 pm-11:10 am

2 stops14h 08m

London Heathrow

Fri 5/29

9:15 am-10:00 pm

1 stop17h 45m

$993
Cheapest one-way
Quickest one-way

FlorenceLondon

FLO - LHR

FLOLHR

Florence

Fri 4/3

6:20 pm-12:50 pm

1 stop13h 30m

$645

FlorenceLondon

FLO - LHR

FLOLHR

Florence

Sat 4/18

4:16 pm-10:50 am

2 stops13h 34m

$648

FlorenceLondon

FLO - LHR

FLOLHR

Florence

Fri 4/3

6:20 pm-1:30 pm

2 stops14h 10m

$699

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Sorted by cheapest first

Best time to book a flight from Florence to Heathrow

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

What is the cheapest month to book a flight from Florence, South Carolina to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Florence, South Carolina to London Heathrow Airport (average of $450). Flying from Florence, South Carolina to London Heathrow Airport in June is currently the most expensive (average of $856). 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.

Related info for your journey

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

    If you book a flight to London Heathrow from Florence, you will be flying from Florence, which is the city’s only airport. Florence (FLO) is located 2.3 mi from the center of Florence. There are 0 flights from Florence to London Heathrow per day from 0 different airlines.

  • How long is the flight from Florence, South Carolina to London Heathrow Airport?

    For as low as $955, American Airlines can have you in London Heathrow Airport from Florence, South Carolina in 15h 34m. Airlines will cover a distance of 3978 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Florence 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 Florence, South Carolina to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Florence, South Carolina to London Heathrow Airport (average of $450). Flying from Florence, South Carolina to London Heathrow Airport in June is currently the most expensive (average of $856). 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
Ilford
Hounslow
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Borehamwood
Broadway
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.