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Cheap flights from Ithaca to London Heathrow Airport from £366

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — LHR
24 Feb — 3 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ithaca to Heathrow

Enter your travel dates to find the best prices.

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 25 January 2026.

Fri 27/206:00
ITH
-
LHR
1 stop19h 40m
United Airlines
Tue 3/309:00
LHR
-
ITH
2 stops43h 42m
United Airlines
Deal found 22/1£462
Sun 3/513:39
ITH
-
LHR
1 stop14h 11m
KLM
Wed 13/511:45
LHR
-
ITH
2 stops16h 42m
KLM
Deal found 23/1£473
Sun 3/513:39
ITH
-
LHR
1 stop14h 11m
Multiple Airlines
Thu 14/511:30
LHR
-
ITH
2 stops16h 57m
Multiple Airlines
Deal found 23/1£478
Sun 3/513:39
ITH
-
LHR
1 stop14h 11m
KLM
Thu 14/511:45
LHR
-
ITH
1 stop16h 42m
KLM
Deal found 23/1£494
Sat 2/513:39
ITH
-
LHR
1 stop11h 41m
Delta
Wed 13/511:45
LHR
-
ITH
2 stops16h 42m
Delta
Deal found 23/1£510
Sun 3/519:40
ITH
-
LHR
2 stops33h 20m
United Airlines
Wed 13/506:50
LHR
-
ITH
2 stops16h 59m
United Airlines
Deal found 23/1£523
Sat 2/513:39
ITH
-
LHR
1 stop15h 41m
Air France
Wed 13/511:45
LHR
-
ITH
1 stop16h 42m
Air France
Deal found 23/1£530
Mon 30/313:33
ITH
-
LHR
1 stop15h 42m
KLM
Sun 5/420:05
LHR
-
ITH
1 stop32h 54m
KLM
Deal found 23/1£590
Wed 28/106:00
ITH
-
LHR
2 stops21h 25m
United Airlines
Mon 2/213:50
LHR
-
ITH
2 stops33h 51m
United Airlines
Deal found 23/1£593
Tue 10/206:00
ITH
-
LHR
1 stop19h 40m
United Airlines
Sun 15/209:00
LHR
-
ITH
2 stops43h 42m
United Airlines
Deal found 23/1£596

Find 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 25 January 2026.

Round-trip from

£462

One-way from

£366

Popular in

June

Cheapest in

November
United Airlines
  • United Airlines
  • 27/2-3/3
  • 3 total stops
  • 63h 22m total
  • Ithaca to London
Search Deals
United Airlines
  • United Airlines
  • 4/4
  • 1 total stop
  • 10h 02m total
  • Ithaca to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£123 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£37 potential savings vs. average return price).
Search Deals

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 25 January 2026.
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

Fri 27/2

06:00-06:40

1 stop19h 40m

London Heathrow

Tue 3/3

09:00-23:42

2 stops43h 42m

£462

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sun 3/5

13:39-08:50

1 stop14h 11m

London Heathrow

Wed 13/5

11:45-23:27

2 stops16h 42m

£473

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sun 3/5

13:39-08:50

1 stop14h 11m

London Heathrow

Thu 14/5

11:30-23:27

2 stops16h 57m

£478

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sun 3/5

13:39-08:50

1 stop14h 11m

London Heathrow

Thu 14/5

11:45-23:27

1 stop16h 42m

£494

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sat 2/5

13:39-06:20

1 stop11h 41m

London Heathrow

Wed 13/5

11:45-23:27

2 stops16h 42m

£510

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sat 2/5

13:39-08:50

1 stop14h 11m

London Heathrow

Wed 13/5

11:45-23:27

2 stops16h 42m

£510

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Mon 30/3

13:33-08:50

1 stop14h 17m

London Heathrow

Sun 5/4

20:05-23:59

1 stop32h 54m

£590

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 10/2

06:00-06:40

1 stop19h 40m

London Heathrow

Sun 15/2

09:00-23:42

2 stops43h 42m

£596

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sat 4/4

19:38-10:40

1 stop10h 02m

£366

Flights are sorted by cheapest return flights first.

Deals found on 24/1

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, December is the cheapest month in which you can book a flight from Ithaca to London Heathrow Airport (average of £166). Flying from Ithaca to London Heathrow Airport in June is currently the most expensive (average of £643). 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 14h 11m. 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, December is the cheapest month in which you can book a flight from Ithaca to London Heathrow Airport (average of £166). Flying from Ithaca to London Heathrow Airport in June is currently the most expensive (average of £643). 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
Luton
Croydon
Northampton
Wembley
Gatwick
Slough
Hounslow
Ilford
Brentford
Hayes
Colchester
Watford
Swindon
Crawley
Bedford
Kingston upon Thames
Chelmsford
Eastbourne
Romford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ithaca to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Stewart to Luton flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ithaca to Heathrow?

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

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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.

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