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Cheap flights from Ithaca to London from $399

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ithaca to London departing on 4/20. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 6:40 am
ITH
-
LHR
19h 40m
1 stop
United Airlines Logo
6:35 am - 6:27 pm
LHR
-
ITH
16h 52m
2 stops
$630United Airlines
vie., feb. 27 - mar., mar. 3
United Airlines Logo
6:00 am - 7:55 am
ITH
-
LHR
20h 55m
2 stops
United Airlines Logo
6:50 am - 6:27 pm
LHR
-
ITH
16h 37m
2 stops
$635United Airlines
vie., feb. 27 - mar., mar. 3
Delta Logo
5:32 am - 8:10 pm
ITH
-
LHR
10h 38m
1 stop
Delta Logo
4:35 pm - 11:59 pm
LHR
-
ITH
11h 24m
1 stop
$659Delta
jue., mar. 12 - dom., mar. 15
United Airlines Logo
6:00 am - 6:40 am
ITH
-
LHR
19h 40m
1 stop
United Airlines Logo
6:35 am - 6:27 pm
LHR
-
ITH
16h 52m
2 stops
$680United Airlines
vie., feb. 27 - mar., mar. 3
United Airlines Logo
6:00 am - 7:55 am
ITH
-
LHR
20h 55m
2 stops
United Airlines Logo
12:05 pm - 9:42 am
LHR
-
ITH
50h 37m
2 stops
$685United Airlines
vie., feb. 27 - mar., mar. 3
United Airlines Logo
6:00 am - 6:55 am
ITH
-
LHR
19h 55m
1 stop
United Airlines Logo
7:25 am - 6:49 pm
LHR
-
ITH
16h 24m
2 stops
$696United Airlines
mié., abr. 15 - lun., abr. 20
United Airlines Logo
6:00 am - 6:45 am
ITH
-
LHR
19h 45m
2 stops
United Airlines Logo
6:50 am - 9:48 am
LHR
-
ITH
31h 58m
2 stops
$700United Airlines
vie., abr. 24 - mar., abr. 28
United Airlines Logo
10:30 am - 6:55 am
ITH
-
LHR
15h 25m
1 stop
United Airlines Logo
4:40 pm - 11:59 pm
LHR
-
ITH
12h 19m
1 stop
$725United Airlines
mié., abr. 15 - lun., abr. 20
United Airlines Logo
10:30 am - 6:40 am
ITH
-
LHR
16h 10m
1 stop
United Airlines Logo
9:00 am - 6:22 pm
LHR
-
ITH
37h 22m
2 stops
$731United Airlines
jue., mar. 12 - dom., mar. 15
KLM Logo
1:33 pm - 8:50 am
ITH
-
LHR
14h 17m
1 stop
KLM Logo
8:05 pm - 11:59 pm
LHR
-
ITH
32h 54m
1 stop
$733KLM
lun., mar. 30 - dom., abr. 5

KLM flights from Ithaca to London Heathrow Airport

Our best KLM deals on Ithaca to London Heathrow Airport flight tickets
KLM
Mar 11
ITH1:33 pmIthaca Tompkins County
16h 42m
1 stop
LHR10:15 amLondon Heathrow
Mar 18
LHR4:10 pmLondon Heathrow
11h 49m
1 stop
ITH11:59 pmIthaca Tompkins County
$659
KLM
Mar 30
ITH1:33 pmIthaca Tompkins County
14h 17m
1 stop
LHR8:50 amLondon Heathrow
Apr 5
LHR8:05 pmLondon Heathrow
32h 54m
1 stop
ITH11:59 pmIthaca Tompkins County
$733
KLM
Mar 30
ITH1:33 pmIthaca Tompkins County
14h 17m
1 stop
LHR8:50 amLondon Heathrow
Apr 5
LHR8:05 pmLondon Heathrow
32h 54m
1 stop
ITH11:59 pmIthaca Tompkins County
$806

United Airlines flights from Ithaca to London Heathrow Airport

Our best United Airlines deals on Ithaca to London Heathrow Airport flight tickets
United Airlines
Feb 27
ITH6:00 amIthaca Tompkins County
19h 40m
1 stop
LHR6:40 amLondon Heathrow
Mar 3
LHR6:35 amLondon Heathrow
16h 52m
2 stops
ITH6:27 pmIthaca Tompkins County
$630
United Airlines
Mar 11
ITH6:00 amIthaca Tompkins County
21h 10m
2 stops
LHR7:10 amLondon Heathrow
Mar 18
LHR6:50 amLondon Heathrow
15h 32m
2 stops
ITH6:22 pmIthaca Tompkins County
$633
United Airlines
Feb 27
ITH6:00 amIthaca Tompkins County
20h 55m
2 stops
LHR7:55 amLondon Heathrow
Mar 3
LHR6:50 amLondon Heathrow
16h 37m
2 stops
ITH6:27 pmIthaca Tompkins County
$635

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 enero 28, 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

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

vie. 2/27

6:00 am-6:40 am

1 stop19h 40m

London Heathrow

mar. 3/3

6:35 am-6:27 pm

2 stops16h 52m

$630

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

vie. 2/27

6:00 am-7:55 am

2 stops20h 55m

London Heathrow

mar. 3/3

6:50 am-6:27 pm

2 stops16h 37m

$635

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

jue. 3/12

5:32 am-8:10 pm

1 stop10h 38m

London Heathrow

dom. 3/15

4:35 pm-11:59 pm

1 stop11h 24m

$659

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

vie. 2/27

6:00 am-6:40 am

1 stop19h 40m

London Heathrow

mar. 3/3

6:35 am-6:27 pm

2 stops16h 52m

$680

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

vie. 2/27

6:00 am-7:55 am

2 stops20h 55m

London Heathrow

mar. 3/3

12:05 pm-9:42 am

2 stops50h 37m

$685

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

mié. 4/15

6:00 am-6:55 am

1 stop19h 55m

London Heathrow

lun. 4/20

7:25 am-6:49 pm

2 stops16h 24m

$696

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

vie. 4/24

6:00 am-6:45 am

2 stops19h 45m

London Heathrow

mar. 4/28

6:50 am-9:48 am

2 stops31h 58m

$700

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

mié. 4/15

10:30 am-6:55 am

1 stop15h 25m

London Heathrow

lun. 4/20

4:40 pm-11:59 pm

1 stop12h 19m

$725

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

jue. 3/12

10:30 am-6:40 am

1 stop16h 10m

London Heathrow

dom. 3/15

9:00 am-6:22 pm

2 stops37h 22m

$731

IthacaLondon

ITH - LHR

ITHLHR

Ithaca Tompkins County

lun. 3/30

1:33 pm-8:50 am

1 stop14h 17m

London Heathrow

dom. 4/5

8:05 pm-11:59 pm

1 stop32h 54m

$733

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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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 airline that flies from Ithaca Tompkins County to London Heathrow?

United Airlines is the most popular carrier operating from Ithaca Tompkins County to London Heathrow

What airlines fly to London Heathrow Airport?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to London Heathrow Airport from Ithaca according to our data. Delta is the first choice among our users, with 33% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 6 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

Fastest flight time

9h 50m

Direct flights

None
The fastest flight from Ithaca to London Heathrow Airport takes 9h 50m
There are no direct flights from Ithaca to London Heathrow Airport. There are no popular flight routes from Ithaca to 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 50m 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
7.9
8,124 reviews
Search Delta flights
United AirlinesPriceFrom $757Free CancellationRating
7.4
9,212 reviews
Search United Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Hayes
Stratford-upon-Avon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted
Croydon

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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vie. 2/27
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