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Cheap flights from Syracuse to London from £239

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Syracuse to London departing on 23/9. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Syracuse to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:33 - 07:55SYR  Syracuse Hancock Intl-LHR London Heathrow
33h 22m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
06:50 - 16:57LHR  London Heathrow-SYR Syracuse Hancock Intl
15h 07m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£599Multiple Airlines
Sun, 10 Jan - Wed, 13 Jan
United Airlines Logo
17:33 - 07:55SYR  Syracuse Hancock Intl-LHR London Heathrow
33h 22m1 stop Chicago O'Hare Intl
United Airlines Logo
07:30 - 21:08LHR  London Heathrow-SYR Syracuse Hancock Intl
18h 38m2 stops Frankfurt am Main Chicago O'Hare Intl
£611United Airlines
Sun, 6 Dec - Wed, 9 Dec
Multiple Airlines Logo
17:50 - 06:30SYR  Syracuse Hancock Intl-LHR London Heathrow
31h 40m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
09:00 - 21:29LHR  London Heathrow-SYR Syracuse Hancock Intl
17h 29m2 stops Zurich Chicago O'Hare Intl
£625Multiple Airlines
Sat, 17 Oct - Wed, 4 Nov
Multiple Airlines Logo
19:35 - 22:55SYR  Syracuse Hancock Intl-LHR London Heathrow
22h 20m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
Multiple Airlines Logo
09:00 - 21:26LHR  London Heathrow-SYR Syracuse Hancock Intl
17h 26m2 stops Zurich Chicago O'Hare Intl
£631Multiple Airlines
Mon, 9 Nov - Fri, 13 Nov
Virgin Atlantic Logo
15:45 - 13:15SYR  Syracuse Hancock Intl-LHR London Heathrow
16h 30m1 stop Atlanta Hartsfield-Jackson
Virgin Atlantic Logo
11:45 - 00:25LHR  London Heathrow-SYR Syracuse Hancock Intl
17h 40m2 stops Amsterdam Schiphol New York John F Kennedy Intl
£633Virgin Atlantic
Mon, 21 Sep - Wed, 7 Oct
JetBlue Logo
06:00 - 20:45SYR  Syracuse Hancock Intl-LHR London Heathrow
9h 45m1 stop New York John F Kennedy Intl
JetBlue Logo
08:15 - 23:54LHR  London Heathrow-SYR Syracuse Hancock Intl
20h 39m1 stop New York John F Kennedy Intl
£637JetBlue
Sat, 12 Sep - Mon, 21 Sep
JetBlue Logo
06:00 - 20:45SYR  Syracuse Hancock Intl-LHR London Heathrow
9h 45m1 stop New York John F Kennedy Intl
JetBlue Logo
08:15 - 23:54LHR  London Heathrow-SYR Syracuse Hancock Intl
20h 39m1 stop New York John F Kennedy Intl
£639JetBlue
Sun, 6 Sep - Sun, 13 Sep
United Airlines Logo
14:55 - 06:55SYR  Syracuse Hancock Intl-LHR London Heathrow
11h 00m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
06:50 - 16:54LHR  London Heathrow-SYR Syracuse Hancock Intl
15h 04m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£641United Airlines
Wed, 23 Sep - Wed, 30 Sep
United Airlines Logo
12:11 - 08:30SYR  Syracuse Hancock Intl-LHR London Heathrow
15h 19m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 09:48LHR  London Heathrow-SYR Syracuse Hancock Intl
31h 58m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl
£642United Airlines
Wed, 23 Sep - Wed, 30 Sep
British Airways Logo
14:35 - 07:50SYR  Syracuse Hancock Intl-LHR London Heathrow
12h 15m1 stop Philadelphia
British Airways Logo
13:10 - 23:29LHR  London Heathrow-SYR Syracuse Hancock Intl
14h 19m1 stop Philadelphia
£643British Airways
Tue, 20 Oct - Wed, 28 Oct

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United Airlines flights from Syracuse to London Heathrow Airport

Our best United Airlines deals on Syracuse to London Heathrow Airport flight tickets
United Airlines
6 Dec
SYR17:33Syracuse Hancock Intl
33h 22m
1 stop
LHR07:55London Heathrow
9 Dec
LHR07:30London Heathrow
18h 38m
2 stops
SYR21:08Syracuse Hancock Intl
£611
United Airlines
23 Sept
SYR14:55Syracuse Hancock Intl
11h 00m
1 stop
LHR06:55London Heathrow
30 Sept
LHR06:50London Heathrow
15h 04m
2 stops
SYR16:54Syracuse Hancock Intl
£641
United Airlines
23 Sept
SYR12:11Syracuse Hancock Intl
15h 19m
1 stop
LHR08:30London Heathrow
30 Sept
LHR06:50London Heathrow
31h 58m
2 stops
SYR09:48Syracuse Hancock Intl
£642

JetBlue flights from Syracuse to London Heathrow Airport

Our best JetBlue deals on Syracuse to London Heathrow Airport flight tickets
JetBlue
12 Sept
SYR06:00Syracuse Hancock Intl
9h 45m
1 stop
LHR20:45London Heathrow
21 Sept
LHR08:15London Heathrow
20h 39m
1 stop
SYR23:54Syracuse Hancock Intl
£637
JetBlue
6 Sept
SYR06:00Syracuse Hancock Intl
9h 45m
1 stop
LHR20:45London Heathrow
13 Sept
LHR08:15London Heathrow
20h 39m
1 stop
SYR23:54Syracuse Hancock Intl
£639
JetBlue
12 Sept
SYR07:00Syracuse Hancock Intl
18h 30m
1 stop
LHR06:30London Heathrow
21 Sept
LHR11:55London Heathrow
16h 59m
1 stop
SYR23:54Syracuse Hancock Intl
£649

momondo Fare Finder

 
Customise your flight search to find flights from Syracuse 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 279,928 searches. Data last updated 9 August 2026.
Use the filters below to find and compare flights from Syracuse to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Sun 10/1

17:33-07:55

1 stop33h 22m

London Heathrow

Wed 13/1

06:50-16:57

2 stops15h 07m

£599

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Sun 6/12

17:33-07:55

1 stop33h 22m

London Heathrow

Wed 9/12

07:30-21:08

2 stops18h 38m

£611

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Sat 17/10

17:50-06:30

2 stops31h 40m

London Heathrow

Wed 4/11

09:00-21:29

2 stops17h 29m

£625

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Mon 9/11

19:35-22:55

2 stops22h 20m

London Heathrow

Fri 13/11

09:00-21:26

2 stops17h 26m

£631

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Mon 21/9

15:45-13:15

1 stop16h 30m

London Heathrow

Wed 7/10

11:45-00:25

2 stops17h 40m

£633

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Sat 12/9

06:00-20:45

1 stop9h 45m

London Heathrow

Mon 21/9

08:15-23:54

1 stop20h 39m

£637

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Sun 6/9

06:00-20:45

1 stop9h 45m

London Heathrow

Sun 13/9

08:15-23:54

1 stop20h 39m

£639
Fastest return journey

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Wed 23/9

14:55-06:55

1 stop11h 00m

London Heathrow

Wed 30/9

06:50-16:54

2 stops15h 04m

£641

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Wed 23/9

12:11-08:30

1 stop15h 19m

London Heathrow

Wed 30/9

06:50-09:48

2 stops31h 58m

£642

SyracuseLondon

SYR Syracuse Hancock Intl - LHR London Heathrow

SYRLHR

Syracuse Hancock Intl

Tue 20/10

14:35-07:50

1 stop12h 15m

London Heathrow

Wed 28/10

13:10-23:29

1 stop14h 19m

£643

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Syracuse 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 typical price of a round-trip flight between Syracuse and London Heathrow Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from £586 to £750.
The lowest price recently found on this route was £599.

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Syracuse to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £513. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Syracuse averaging around £556.

When to book flights from Syracuse to London Heathrow Airport

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

Cheap Syracuse to London Heathrow Airport (SYR to LHR) flight deals and tips

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

Fastest flight time

15h 19m

Direct flights

None
The fastest flight from Syracuse to London Heathrow Airport takes 15h 19m
There are no direct flights from Syracuse to London Heathrow Airport. There are no popular flight routes from Syracuse to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Syracuse to London Heathrow Airport

  • How far is Syracuse Hancock Intl to London Heathrow by plane?

    The straight-line distance from Syracuse Hancock Intl to London Heathrow is 3433.0 mi. In terms of flight time, this usually takes a little over 15h 19m.

  • When did momondo last update prices for flights from Syracuse Hancock Intl Airport to London Heathrow Airport?

    Prices for flights from Syracuse Hancock Intl Airport to London Heathrow Airport refresh daily.

  • How old do you have to be to fly from Syracuse Hancock Intl Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Syracuse Hancock Intl Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Stratford-upon-Avon
Luton
Southend-on-Sea
Slough
Northampton
Ipswich
Maidstone
Swindon
Folkestone
Ilford
Hastings
Poole
Canterbury
Chichester
Hayes
Guildford

Why use momondo?

Why should I use momondo to find a flight deal from Syracuse 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 Syracuse.

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

Yes. momondo enables you to select and highlight flights to London from Syracuse with this policy.

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

momondo helps you find the best flight between Syracuse and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to London from Syracuse 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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