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Cheap flights from Ithaca to London Heathrow Airport from £246

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — LHR
13 Aug — 20 Aug1
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 14 July 2026.

Mon 21/910:25
ITH
-
LHR
1 stop19h 15m
United Airlines
Wed 30/906:50
LHR
-
ITH
2 stops21h 54m
United Airlines
Deal found 10/7£646
Sun 9/805:30
ITH
-
LHR
2 stops21h 25m
Delta
Wed 19/808:40
LHR
-
ITH
2 stops21h 02m
Delta
Deal found 13/7£650
Mon 21/910:25
ITH
-
LHR
1 stop15h 30m
United Airlines
Mon 28/911:05
LHR
-
ITH
2 stops36h 48m
United Airlines
Deal found 13/7£656
Mon 21/913:00
ITH
-
LHR
1 stop16h 20m
KLM
Wed 30/911:45
LHR
-
ITH
1 stop16h 49m
KLM
Deal found 14/7£668
Sat 3/1019:59
ITH
-
LHR
1 stop29h 56m
United Airlines
Sat 10/1016:25
LHR
-
ITH
2 stops36h 19m
United Airlines
Deal found 12/7£677

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 14 July 2026.

Round-trip from

£646

One-way from

£246
United Airlines
  • United Airlines
  • 23/9-2/10
  • 3 total stops
  • 45h 34m total
  • Ithaca to London
Search Deals
Delta
  • Delta
  • 1/9
  • 1 total stop
  • 9h 40m total
  • Ithaca to London
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 14 July 2026.
Use the filters below to find and compare flights from Ithaca to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Mon 21/9

10:25-10:40

1 stop19h 15m

London Heathrow

Wed 30/9

06:50-23:44

2 stops21h 54m

£646

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sun 9/8

05:30-07:55

2 stops21h 25m

London Heathrow

Wed 19/8

08:40-00:42

2 stops21h 02m

£650

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Mon 21/9

19:59-06:30

2 stops29h 31m

London Heathrow

Mon 28/9

11:05-23:44

2 stops41h 39m

£658

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sat 24/10

19:59-07:40

1 stop30h 41m

London Heathrow

Sat 31/10

16:40-20:02

2 stops31h 22m

£677

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sun 23/8

10:25-06:55

1 stop15h 30m

London Heathrow

Sun 30/8

07:25-23:44

2 stops21h 19m

£692

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 24/11

06:00-06:40

1 stop19h 40m

London Heathrow

Sun 29/11

11:05-23:49

2 stops41h 44m

£704
Fastest return journey

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sat 3/10

10:27-06:55

1 stop15h 28m

London Heathrow

Sat 10/10

12:15-18:53

1 stop11h 38m

£713
Cheapest one-way

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 16/9

13:00-06:20

1 stop12h 20m

£246
Fastest single journey

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 1/9

05:30-20:10

1 stop9h 40m

£246

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 16/9

13:00-07:55

2 stops13h 55m

£250

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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.

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 19h 15m. 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.

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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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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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