Find flights
When to book
FAQs

Cheap flights from Ithaca to London Heathrow Airport from £450

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — LHR
1 Sep — 8 Sep1
1 adult

Cheap flight deals from Ithaca to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Ithaca (ITH) 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 27 August 2025.

Round-trip from

£520

One-way from

£450

Popular in

June

Cheapest in

April

Average price

£594
KLM
  • KLM
  • 21/10-29/10
  • 2 total stops
  • 31h 56m total
  • Ithaca to London
Search Deals
KLM
  • KLM
  • 4/9
  • 1 total stop
  • 12h 45m total
  • Ithaca to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£149 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Ithaca to Heathrow

Cheapest flights from Ithaca to Heathrow
Explore the most affordable flight options available from Ithaca to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2025.

Tue 21/1014:05ITH - LHR
1 stop13h 45mKLM
Wed 29/1010:10LHR - ITH
1 stop18h 11mKLM
Deal found 25/8£520
Wed 1/1006:10ITH - LHR
2 stops19h 20mUnited Airlines
Thu 9/1012:10LHR - ITH
2 stops40h 33mUnited Airlines
Deal found 25/8£539
Wed 24/906:10ITH - LHR
1 stop19h 45mUnited Airlines
Tue 7/1012:10LHR - ITH
2 stops35h 28mUnited Airlines
Deal found 25/8£543
Wed 1/1014:05ITH - LHR
1 stop15h 10mKLM
Thu 9/1010:55LHR - ITH
1 stop18h 26mKLM
Deal found 25/8£549
Wed 1/1014:05ITH - LHR
1 stop11h 20mDelta
Wed 15/1009:00LHR - ITH
2 stops20h 21mDelta
Deal found 24/8£551
Wed 24/914:05ITH - LHR
1 stop13h 45mKLM
Wed 1/1016:05LHR - ITH
1 stop13h 00mKLM
Deal found 25/8£553
Wed 1/1014:05ITH - LHR
1 stop15h 10mKLM
Wed 15/1016:05LHR - ITH
1 stop13h 16mKLM
Deal found 24/8£556
Wed 1/1014:05ITH - LHR
1 stop13h 45mAir France
Tue 14/1016:05LHR - ITH
1 stop13h 16mAir France
Deal found 26/8£557
Tue 21/1006:10ITH - LHR
2 stops22h 25mUnited Airlines
Wed 29/1006:35LHR - ITH
2 stops21h 08mUnited Airlines
Deal found 25/8£560

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ithaca 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 858,174 searches. Data last updated 27 August 2025.
Use the filters below to find and compare flights from Ithaca to London Heathrow Airport that are best for you.

Fly from

Ithaca

Fly to

Heathrow

Route

Depart

Return

Price

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 21/10

14:05-08:50

1 stop13h 45m

London Heathrow

Wed 29/10

10:10-00:21

1 stop18h 11m

£520

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 1/10

06:10-06:30

2 stops19h 20m

London Heathrow

Thu 9/10

12:10-23:43

2 stops40h 33m

£539

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 24/9

06:10-09:35

2 stops22h 25m

London Heathrow

Tue 7/10

12:10-23:43

2 stops40h 33m

£543

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 1/10

14:05-08:50

1 stop13h 45m

London Heathrow

Thu 9/10

16:05-00:21

1 stop13h 16m

£549

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 1/10

14:05-10:15

1 stop15h 10m

London Heathrow

Thu 9/10

10:55-00:21

1 stop18h 26m

£549

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 1/10

14:05-06:25

1 stop11h 20m

London Heathrow

Wed 15/10

09:00-00:21

2 stops20h 21m

£551

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 24/9

14:05-08:50

1 stop13h 45m

London Heathrow

Wed 1/10

16:05-00:05

1 stop13h 00m

£553

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Thu 4/9

15:05-08:50

1 stop12h 45m

£450

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Thu 4/9

06:10-09:35

2 stops22h 25m

£457

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 24/12

10:11-10:50

1 stop19h 39m

£1,138

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Best time to book a flight from Ithaca to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from Ithaca to London Heathrow Airport (average of £112). Flying from Ithaca to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Ithaca 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 Ithaca to London Heathrow?

    Ithaca Tompkins County (ITH) is the airport you will fly out of if you book a flight from Ithaca to London Heathrow. You should not have trouble finding flights to London Heathrow from Tompkins County; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Ithaca airport to London Heathrow. It is only a 4.0 mi journey to Tompkins County (ITH) from Ithaca’s city center.

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

    Departing from Ithaca to London Heathrow Airport will take you 13h 45m. Ithaca and London Heathrow Airport are separated by a distance of 3469 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ithaca to London Heathrow Airport (average of £112). Flying from Ithaca to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Gatwick
Slough
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Folkestone
Ipswich
Chichester
Winchester
Eastbourne
Swindon
Dartford

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.

Alternative routes for Ithaca to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Gatwick flights
John F Kennedy Intl to London City flights
Newark to London City flights
LaGuardia to Heathrow flights
John F Kennedy Intl to Stansted flights
LaGuardia to Gatwick flights
Newark to Stansted flights
Newark to Luton flights
Stewart to Stansted flights
LaGuardia to Stansted flights
White Plains to Heathrow flights
Buffalo to Heathrow flights
John F Kennedy Intl to Southend flights
Rochester to Heathrow flights
Stewart to Luton flights
Syracuse to Heathrow flights
Stewart to Gatwick flights
Buffalo to Gatwick flights
Albany to Heathrow flights
Rochester to Gatwick flights
Albany to Gatwick flights
Stewart to Heathrow flights
Elmira to Heathrow flights
Islip to Heathrow flights
Islip to Gatwick flights
Albany to Stansted 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 Ithaca to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Ithaca today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ithaca to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ithaca to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ithaca to Heathrow with no change fees?

Yes, we can. To see specific flights from Ithaca to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ithaca to Heathrow become cheaper?

Yes! Start tracking prices for Ithaca to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.