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Cheap flights from Ithaca to London from £345

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 — LON
10 Aug — 17 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ithaca to London

Enter your travel dates to find the best prices.

Cheapest flights from Ithaca to London
Explore the most affordable flight options available from Ithaca to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 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 8/7£644
Tue 22/906:00
ITH
-
LHR
2 stops23h 00m
United Airlines
Tue 29/906:50
LHR
-
ITH
2 stops21h 54m
United Airlines
Deal found 9/7£646
Mon 21/910:25
ITH
-
LHR
1 stop15h 30m
United Airlines
Mon 28/911:05
LHR
-
ITH
2 stops36h 48m
United Airlines
Deal found 6/7£653
Sat 14/1110:25
ITH
-
LHR
1 stop19h 25m
Multiple Airlines
Mon 16/1106:50
LHR
-
ITH
2 stops17h 12m
Multiple Airlines
Deal found 5/7£662
Sat 24/1019:59
ITH
-
LHR
1 stop30h 41m
United Airlines
Sat 31/1016:40
LHR
-
ITH
2 stops31h 22m
United Airlines
Deal found 8/7£674

Find flight deals from Ithaca to London

Discover tips and strategies to find the most affordable flight options for your journey from Ithaca (ITH) to London (LON). 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 11 July 2026.

Round-trip from

£644

One-way from

£345
United Airlines
  • United Airlines
  • 21/9-30/9
  • 3 total stops
  • 41h 09m total
  • Ithaca to London
Search Deals
United Airlines
  • United Airlines
  • 1/9
  • 2 total stops
  • 23h 25m total
  • Ithaca to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ithaca to London 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 11 July 2026.
Use the filters below to find and compare flights from Ithaca to London 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

£644

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 22/9

06:00-10:00

2 stops23h 00m

London Heathrow

Thu 1/10

06:50-18:53

2 stops17h 03m

£646

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

£656

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

£674

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 25/8

10:25-10:40

1 stop19h 15m

London Heathrow

Thu 10/9

06:50-23:44

2 stops21h 54m

£689

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Thu 27/8

06:00-06:30

2 stops19h 30m

London Heathrow

Thu 10/9

06:50-19:03

2 stops17h 13m

£689

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 26/8

10:25-10:40

1 stop19h 15m

London Heathrow

Thu 10/9

07:25-23:44

2 stops21h 19m

£689
Fastest return journey

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 22/9

13:00-08:50

1 stop14h 50m

London Heathrow

Thu 1/10

11:45-23:34

1 stop16h 49m

£690
Cheapest one-way
Fastest single journey

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Tue 1/9

19:59-10:40

1 stop9h 41m

£345

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 2/9

13:10-07:15

1 stop13h 05m

£345

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 13 resultsSorted by cheapest first
1
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Best time to book a flight from Ithaca to London

Have a flexible travel schedule? Discover the best time to fly to London 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
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ithaca to London. 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?

    For a flight from Ithaca to London, you will be flying from Tompkins County. Ithaca Tompkins County (ITH) is just 4.0 mi from the center of the city. Tompkins County is the only Ithaca airport and it handles 0 outbound flights to London per day. 0 airlines have flights to London from Ithaca Tompkins County on a regular basis.

  • How long is the flight from Ithaca to London?

    Departing from Ithaca to London will take you 19h 15m. There are 3469 mi between Ithaca and London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ithaca to London 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?

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Milton Keynes
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Croydon
Ilford
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Watford
Kingston upon Thames
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Uxbridge

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

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

Yes, Cheapflights offers price alerts on Ithaca to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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