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Cheap flights from Syracuse to London Heathrow Airport from £161

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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
12 Mar — 19 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Syracuse to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Syracuse to Heathrow
Explore the most affordable flight options available from Syracuse to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 February 2026.

Sun 8/319:25
SYR
-
LHR
1 stop31h 15m
United Airlines
Mon 16/307:40
LHR
-
SYR
2 stops30h 02m
United Airlines
Deal found 8/2£462
Fri 20/306:00
SYR
-
LHR
1 stop20h 40m
United Airlines
Wed 25/313:25
LHR
-
SYR
2 stops26h 58m
United Airlines
Deal found 7/2£469
Wed 18/306:25
SYR
-
LHR
1 stop24h 50m
United Airlines
Mon 23/316:40
LHR
-
SYR
2 stops35h 04m
United Airlines
Deal found 9/2£470
Tue 21/414:55
SYR
-
LHR
1 stop11h 20m
United Airlines
Tue 28/407:25
LHR
-
SYR
2 stops18h 25m
United Airlines
Deal found 7/2£474
Wed 1/406:30
SYR
-
LHR
2 stops22h 30m
United Airlines
Wed 8/406:50
LHR
-
SYR
2 stops22h 00m
United Airlines
Deal found 7/2£476
Wed 1/417:20
SYR
-
LHR
2 stops14h 45m
Delta
Wed 8/408:40
LHR
-
SYR
2 stops19h 29m
Delta
Deal found 7/2£477
Wed 22/417:13
SYR
-
LHR
2 stops13h 52m
Delta
Wed 29/411:45
LHR
-
SYR
2 stops17h 58m
Delta
Deal found 7/2£478
Wed 22/406:30
SYR
-
LHR
2 stops21h 05m
Air Canada
Fri 1/509:30
LHR
-
SYR
2 stops40h 13m
Air Canada
Deal found 8/2£481
Mon 11/506:00
SYR
-
LHR
1 stop23h 40m
United Airlines
Tue 19/507:30
LHR
-
SYR
2 stops17h 50m
United Airlines
Deal found 7/2£482
Thu 26/207:00
SYR
-
LHR
1 stop9h 40m
JetBlue
Tue 17/309:20
LHR
-
SYR
1 stop16h 18m
JetBlue
Deal found 7/2£483
Sun 8/316:05
SYR
-
LHR
1 stop10h 15m
Delta
Mon 16/315:50
LHR
-
SYR
1 stop23h 17m
Delta
Deal found 9/2£484

Find flight deals from Syracuse to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Syracuse (SYR) 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 10 February 2026.

Round-trip from

£462

One-way from

£161

Popular in

December

Cheapest in

October

Average price

£607
United Airlines
  • United Airlines
  • 8/3-16/3
  • 3 total stops
  • 61h 17m total
  • Syracuse to London
Search Deals
United Airlines
  • United Airlines
  • 29/7
  • 2 total stops
  • 19h 40m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£51 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Syracuse 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 858,174 searches. Data last updated 10 February 2026.
Use the filters below to find and compare flights from Syracuse to London Heathrow Airport that are best for you.

Fly from

Syracuse

Fly to

Heathrow

Route

Depart

Return

Price

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 8/3

19:25-10:50

1 stop11h 25m

London Heathrow

Mon 16/3

07:40-23:44

2 stops20h 04m

£462

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Fri 20/3

06:00-06:40

1 stop20h 40m

London Heathrow

Wed 25/3

13:25-12:23

2 stops26h 58m

£469

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/5

06:00-10:40

1 stop23h 40m

London Heathrow

Tue 19/5

07:30-20:20

2 stops17h 50m

£482

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 8/3

16:05-10:15

1 stop14h 10m

London Heathrow

Mon 16/3

10:45-23:59

1 stop17h 14m

£484

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 18/3

16:05-08:05

1 stop12h 00m

London Heathrow

Mon 23/3

12:40-23:59

1 stop15h 19m

£484

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sat 7/3

11:45-06:20

1 stop13h 35m

London Heathrow

Sun 15/3

20:00-11:03

1 stop19h 03m

£484

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 8/3

12:16-09:00

2 stops16h 44m

London Heathrow

Sun 15/3

20:00-11:03

1 stop19h 03m

£487

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 8/3

06:01-06:25

1 stop20h 24m

London Heathrow

Mon 16/3

20:00-11:34

2 stops19h 34m

£487

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 18/3

09:55-07:05

2 stops17h 10m

London Heathrow

Mon 23/3

20:00-11:03

1 stop19h 03m

£487

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 24/3

09:55-07:05

2 stops17h 10m

London Heathrow

Tue 31/3

08:40-00:26

2 stops20h 46m

£489

Flights are sorted by cheapest return flights first.

Deals found on 7/2

Showing 1-10 of 22 results
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Best time to book a flight from Syracuse to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Syracuse 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 Syracuse to London Heathrow Airport

How far ahead should I book a flight from Syracuse to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Syracuse to Heathrow. Price data was last updated on 6 February 2026.

To ensure you get the cheapest price possible for a flight from Syracuse to London Heathrow Airport, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, December is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £166). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £633). 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.

Related info for your journey

Find useful and relevant information for your journey from Syracuse 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 Syracuse to London Heathrow?

    If you book a flight to London Heathrow from Syracuse, you will be flying from Hancock Intl, which is the city’s only airport. Syracuse Hancock Intl (SYR) is located 4.8 mi from the center of Syracuse. There are 0 flights from Hancock Intl to London Heathrow per day from 0 different airlines.

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

    There are many flights that can get you from Syracuse to London Heathrow Airport in 11h 25m. Fly via United Airlines or KLM to get the fastest option. The distance between Syracuse and London Heathrow Airport is about 3429 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Syracuse to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Syracuse to Heathrow?

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

  • Can I find deals for business class flights from Syracuse to Heathrow?

    Yes. Cheapflights offers flight deals from Syracuse 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 Syracuse to London Heathrow Airport?

    Currently, December is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £166). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £633). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

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How does Cheapflights help users find flights from Syracuse to Heathrow?

Cheapflights helps you search for flights from Syracuse to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Syracuse to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Syracuse.

Can Cheapflights find flights from Syracuse to Heathrow with no change fees?

Yes, we can. To see specific flights from Syracuse to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Syracuse to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Syracuse today and book when prices fit your budget.

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