HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$524+ Cheap flights from Ithaca (ITH) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — LHR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ithaca 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 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 September 11, 2025.

Round-trip from

$524
(Delta)

Popular in

June

Cheapest in

April

Average price

$1,023
From Ithaca Tompkins County to London Heathrow
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($271 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/242:05 pmITH - LHR
1 stop11h 20mDelta
Tue 10/76:15 amLHR - ITH
2 stops23h 06mDelta
Deal found 9/10$524
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:05 pmITH - LHR
1 stop11h 20mDelta
Sun 9/2112:55 pmLHR - ITH
1 stop16h 10mDelta
Deal found 9/9$682
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:10 amITH - LHR
2 stops19h 20mUnited Airlines
Mon 10/2711:05 amLHR - ITH
2 stops35h 23mUnited Airlines
Deal found 9/11$754
This KLM deal was found by Cheapflights users on 9/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/82:05 pmITH - LHR
1 stop13h 45mKLM
Mon 10/2711:45 amLHR - ITH
2 stops16h 36mKLM
Deal found 9/11$758
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:10 amITH - LHR
2 stops19h 10mUnited Airlines
Tue 10/77:25 amLHR - ITH
2 stops21h 18mUnited Airlines
Deal found 9/10$915
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:40 pmITH - LHR
1 stop30h 00mUnited Airlines
Wed 12/311:00 pmLHR - ITH
2 stops34h 41mUnited Airlines
Deal found 9/10$1,171
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:33 amITH - LHR
1 stop9h 37mDelta
Tue 12/308:55 amLHR - ITH
1 stop18h 39mDelta
Deal found 9/10$1,186

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated September 11, 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

Wed 9/24

2:05 pm-9:15 am

1 stop14h 10m

London Heathrow

Tue 10/7

11:30 am-12:21 am

2 stops17h 51m

$525

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 10/8

6:10 am-6:30 am

2 stops19h 20m

London Heathrow

Mon 10/27

11:05 am-6:28 pm

2 stops35h 23m

$754

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 9/24

6:10 am-6:20 am

2 stops19h 10m

London Heathrow

Tue 10/7

7:25 am-11:43 pm

2 stops21h 18m

$915

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Mon 12/22

7:40 pm-6:40 am

1 stop30h 00m

London Heathrow

Wed 12/31

1:00 pm-6:41 pm

2 stops34h 41m

$1,171

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Sun 12/21

5:33 am-8:10 pm

1 stop9h 37m

London Heathrow

Tue 12/30

8:55 am-10:34 pm

1 stop18h 39m

$1,186

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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 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 Ithaca to London Heathrow Airport

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

Currently, November is the cheapest month in which you can book a flight from Ithaca to London Heathrow Airport (average of $661). Flying from Ithaca to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Ithaca to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    For a flight from Ithaca to London Heathrow, 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 Heathrow per day. 2 airlines have flights to London Heathrow from Ithaca Tompkins County on a regular basis.

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

    Delta and United Airlines can get you from Ithaca to London Heathrow Airport in just under 14h 10m. Your travel time can differ by up to 5h 10m. Ithaca and London Heathrow Airport are separated by a distance of 3469 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Ithaca to London Heathrow Airport round-trip?

    Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at $650. Another option worth looking into is United Airlines, starting at $687 round trip. These flights start at 41% lower than the current average price 3 months from now.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Ithaca to London Heathrow Airport (average of $661). Flying from Ithaca to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone

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
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Newark to Gatwick flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Gatwick flights
Newark to London City flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to Luton flights
Newark to Stansted flights
Newark to Luton flights
LaGuardia to London City flights
LaGuardia to Stansted flights
LaGuardia to Luton flights
Syracuse to Heathrow flights
Buffalo to Heathrow flights
Syracuse to Gatwick flights
Rochester to Heathrow flights
John F Kennedy Intl to Southend flights
Buffalo to Gatwick flights
Albany to Heathrow flights
Rochester to Gatwick flights
Syracuse to London City flights
Newark to Southend flights
Buffalo to London City flights
Albany to London City flights
White Plains to Heathrow flights
Rochester to London City flights
Albany to Gatwick flights
Stewart to Luton flights
Stewart to Heathrow flights
Stewart to Stansted flights
Islip to Heathrow flights
Rutland to Heathrow flights
Binghamton to Heathrow flights
Elmira to Heathrow flights
Rochester to Stansted flights
Stewart to Gatwick flights
Elmira to London City flights
Syracuse to Stansted flights
Buffalo to Stansted flights
Stewart to London City flights
White Plains to Gatwick flights

Top 2 airlines flying from Ithaca to Heathrow

Discover the top 2 airlines that operate flights from Ithaca to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$650Average$1,064FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$687Average$1,007FlexibilityNo cancel feeOn-time69%

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.