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Cheap flights from Ithaca to London from $729

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ithaca to London departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ithaca to London (ITH-LHR)

Cheap round-trip flights

United Airlines Logo
10:28 am - 6:55 amITH-LHR
15h 27m1 stop
United Airlines Logo
6:55 am - 11:43 pmLHR-ITH
21h 48m2 stops
$729United Airlines
Find Deal
Wed, Oct 1 - Thu, Oct 9
United Airlines Logo
6:10 am - 6:55 amITH-LHR
19h 45m1 stop
United Airlines Logo
8:45 am - 11:43 pmLHR-ITH
19h 58m2 stops
$731United Airlines
Find Deal
Wed, Sep 24 - Tue, Oct 7
United Airlines Logo
7:50 pm - 10:40 amITH-LHR
9h 50m1 stop
United Airlines Logo
7:25 am - 6:38 pmLHR-ITH
16h 13m2 stops
$734United Airlines
Find Deal
Wed, Sep 24 - Tue, Oct 7
United Airlines Logo
6:10 am - 8:35 amITH-LHR
21h 25m2 stops
United Airlines Logo
10:30 am - 11:43 pmLHR-ITH
18h 13m2 stops
$737United Airlines
Find Deal
Wed, Sep 24 - Tue, Oct 7
United Airlines Logo
10:28 am - 6:55 amITH-LHR
15h 27m1 stop
United Airlines Logo
4:40 pm - 11:43 pmLHR-ITH
12h 03m1 stop
$744United Airlines
Find Deal
Wed, Oct 1 - Thu, Oct 9
United Airlines Logo
7:50 pm - 10:40 amITH-LHR
9h 50m1 stop
United Airlines Logo
12:15 pm - 6:38 pmLHR-ITH
11h 23m1 stop
$749United Airlines
Find Deal
Wed, Sep 24 - Tue, Oct 7
United Airlines Logo
6:10 am - 6:55 amITH-LHR
19h 45m1 stop
United Airlines Logo
12:10 pm - 11:43 pmLHR-ITH
40h 33m2 stops
$822United Airlines
Find Deal
Thu, Sep 4 - Sun, Sep 7
United Airlines Logo
6:10 am - 10:40 amITH-LHR
23h 30m1 stop
United Airlines Logo
1:45 pm - 11:43 pmLHR-ITH
38h 58m2 stops
$824United Airlines
Find Deal
Thu, Sep 4 - Sun, Sep 7
Delta Logo
3:05 pm - 9:50 amITH-LHR
13h 45m1 stop
Delta Logo
9:00 am - 12:05 amLHR-ITH
20h 05m2 stops
$932Delta
Find Deal
Thu, Aug 28 - Thu, Sep 11
Delta Logo
5:37 am - 8:00 pmITH-LHR
9h 23m1 stop
Delta Logo
4:50 pm - 12:05 amLHR-ITH
12h 15m1 stop
$940Delta
Find Deal
Thu, Aug 28 - Thu, Sep 11

United Airlines flights from Ithaca to London Heathrow Airport

Our best United Airlines deals on Ithaca to London Heathrow Airport flight tickets
United Airlines
Oct 1
ITH10:28 amIthaca Tompkins County
15h 27m
1 stop
LHR6:55 amLondon Heathrow
Oct 9
LHR6:55 amLondon Heathrow
21h 48m
2 stops
ITH11:43 pmIthaca Tompkins County
$729
Find similar
United Airlines
Sep 24
ITH6:10 amIthaca Tompkins County
19h 45m
1 stop
LHR6:55 amLondon Heathrow
Oct 7
LHR8:45 amLondon Heathrow
19h 58m
2 stops
ITH11:43 pmIthaca Tompkins County
$731
Find similar
United Airlines
Sep 24
ITH7:50 pmIthaca Tompkins County
9h 50m
1 stop
LHR10:40 amLondon Heathrow
Oct 7
LHR7:25 amLondon Heathrow
16h 13m
2 stops
ITH6:38 pmIthaca Tompkins County
$734
Find similar

Delta flights from Ithaca to London Heathrow Airport

Our best Delta deals on Ithaca to London Heathrow Airport flight tickets
Delta
Aug 28
ITH3:05 pmIthaca Tompkins County
13h 45m
1 stop
LHR9:50 amLondon Heathrow
Sep 11
LHR9:00 amLondon Heathrow
20h 05m
2 stops
ITH12:05 amIthaca Tompkins County
$932
Find similar
Delta
Aug 28
ITH5:37 amIthaca Tompkins County
9h 23m
1 stop
LHR8:00 pmLondon Heathrow
Sep 11
LHR4:50 pmLondon Heathrow
12h 15m
1 stop
ITH12:05 amIthaca Tompkins County
$940
Find similar
Delta
Dec 21
ITH1:10 pmIthaca Tompkins County
12h 45m
1 stop
LHR6:55 amLondon Heathrow
Dec 30
LHR4:10 pmLondon Heathrow
12h 11m
1 stop
ITH11:21 pmIthaca Tompkins County
$1,060
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ithaca to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated August 11, 2025.
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

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 10/1

10:28 am-6:55 am

1 stop15h 27m

London Heathrow

Thu 10/9

6:55 am-11:43 pm

2 stops21h 48m

$729

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 9/24

6:10 am-6:55 am

1 stop19h 45m

London Heathrow

Tue 10/7

8:45 am-11:43 pm

2 stops19h 58m

$731

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 9/24

7:50 pm-10:40 am

1 stop9h 50m

London Heathrow

Tue 10/7

7:25 am-6:38 pm

2 stops16h 13m

$734

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 9/24

6:10 am-8:35 am

2 stops21h 25m

London Heathrow

Tue 10/7

10:30 am-11:43 pm

2 stops18h 13m

$737

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 10/1

10:28 am-6:55 am

1 stop15h 27m

London Heathrow

Thu 10/9

4:40 pm-11:43 pm

1 stop12h 03m

$744

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Wed 9/24

7:50 pm-10:40 am

1 stop9h 50m

London Heathrow

Tue 10/7

12:15 pm-6:38 pm

1 stop11h 23m

$749

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Thu 9/4

6:10 am-6:55 am

1 stop19h 45m

London Heathrow

Sun 9/7

12:10 pm-11:43 pm

2 stops40h 33m

$822

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Thu 9/4

6:10 am-10:40 am

1 stop23h 30m

London Heathrow

Sun 9/7

1:45 pm-11:43 pm

2 stops38h 58m

$824

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Thu 8/28

3:05 pm-9:50 am

1 stop13h 45m

London Heathrow

Thu 9/11

9:00 am-12:05 am

2 stops20h 05m

$932

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

Thu 8/28

5:37 am-8:00 pm

1 stop9h 23m

London Heathrow

Thu 9/11

4:50 pm-12:05 am

1 stop12h 15m

$940

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from Ithaca to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Saturday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $747. The most expensive day to fly to London Heathrow Airport is Wednesday, with ticket prices averaging around $1,441.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Ithaca to London Heathrow Airport in the morning for as low as $958. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,058.

When to book flights from Ithaca to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ithaca to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ithaca to London Heathrow Airport (ITH to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ithaca to London Heathrow Airport

Best Price Found

$729

Fastest flight time

9h 23m

Direct flights

None
The best flight deal from Ithaca to London Heathrow Airport found on momondo in the last 72 hours is $729
The fastest flight from Ithaca to London Heathrow Airport takes 9h 23m
There are no direct flights from Ithaca to London Heathrow Airport. Popular non-direct route for this connection is Ithaca Tompkins County Airport - London Heathrow Airport.
Search flight deals

  • How far is Ithaca Tompkins County to London Heathrow by plane?

    There are 3472.8 mi between Ithaca Tompkins County and London Heathrow. 9h 23m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ithaca Tompkins County Airport to London Heathrow Airport?

    Prices for flights from Ithaca Tompkins County Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Ithaca Tompkins County Airport to London Heathrow Airport?

  • How old do you have to be to fly from Ithaca Tompkins County Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ithaca Tompkins County Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ithaca to London Heathrow Airport?

Best airlines flying from Ithaca to London Heathrow Airport

Compare and see reviews for airlines that fly from Ithaca to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $650Free CancellationRating
8.0
7,979 reviews
Search Delta flights
United AirlinesPriceFrom $687Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights

Traveling to a place near London?

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Why use momondo?

Why should I use momondo to find a flight deal from Ithaca to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Ithaca.

Can I find flights from Ithaca to London with flexible booking policies on momondo?

Yes. All flights to London from Ithaca on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ithaca to London?

Once all potential Ithaca to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ithaca to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Ithaca are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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