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Cheap flights from Syracuse to London Heathrow Airport from £218

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
11 Apr — 18 Apr1
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 12 March 2026.

Mon 2/1117:33
SYR
-
LHR
1 stop12h 42m
United Airlines
Wed 4/1111:05
LHR
-
SYR
2 stops39h 03m
United Airlines
Deal found 11/3£478
Tue 28/411:51
SYR
-
LHR
2 stops16h 44m
Scandinavian Airlines
Mon 11/507:05
LHR
-
SYR
2 stops22h 23m
Scandinavian Airlines
Deal found 9/3£513
Sun 8/1106:00
SYR
-
LHR
1 stop19h 40m
United Airlines
Thu 12/1106:50
LHR
-
SYR
2 stops15h 07m
United Airlines
Deal found 8/3£536
Sun 6/911:25
SYR
-
LHR
1 stop16h 25m
Delta
Fri 11/911:45
LHR
-
SYR
2 stops17h 12m
Delta
Deal found 8/3£537
Sun 22/306:00
SYR
-
LHR
1 stop20h 55m
JetBlue
Tue 7/408:40
LHR
-
SYR
1 stop19h 17m
JetBlue
Deal found 10/3£539
Sun 6/906:15
SYR
-
LHR
2 stops22h 45m
United Airlines
Fri 11/906:50
LHR
-
SYR
2 stops14h 58m
United Airlines
Deal found 8/3£539
Mon 31/819:52
SYR
-
LHR
1 stop30h 03m
United Airlines
Fri 11/906:50
LHR
-
SYR
2 stops19h 34m
United Airlines
Deal found 9/3£541
Thu 23/407:11
SYR
-
LHR
1 stop21h 19m
JetBlue
Thu 30/408:15
LHR
-
SYR
1 stop20h 44m
JetBlue
Deal found 9/3£546

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 12 March 2026.

Round-trip from

£513

One-way from

£218

Popular in

December

Cheapest in

October

Average price

£624
Scandinavian Airlines
  • Scandinavian Airlines
  • 28/4-11/5
  • 4 total stops
  • 39h 07m total
  • Syracuse to London
Search Deals
Delta
  • Delta
  • 7/7
  • 1 total stop
  • 19h 50m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£53 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 March 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 12 March 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 - LHR

SYRLHR

Syracuse Hancock Intl

Wed 22/4

10:36-06:45

1 stop15h 09m

London Heathrow

Wed 29/4

06:50-17:01

2 stops15h 11m

£581
Fastest return journey

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/5

19:40-10:40

1 stop10h 00m

London Heathrow

Tue 19/5

06:50-16:59

2 stops15h 09m

£581

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 23/4

17:13-12:10

2 stops13h 57m

London Heathrow

Thu 30/4

08:40-23:10

2 stops19h 30m

£622

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 5/8

06:00-08:35

2 stops21h 35m

London Heathrow

Wed 12/8

16:40-23:51

1 stop12h 11m

£624

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 16/4

11:51-21:40

2 stops28h 49m

London Heathrow

Mon 20/4

06:40-00:43

3 stops23h 03m

£637

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 5/8

06:15-08:30

1 stop21h 15m

London Heathrow

Wed 12/8

07:25-23:51

2 stops21h 26m

£643

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Fri 24/4

12:03-07:15

1 stop14h 12m

London Heathrow

Fri 1/5

11:45-00:43

2 stops17h 58m

£657

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/5

11:10-09:00

2 stops16h 50m

London Heathrow

Tue 19/5

11:45-00:28

2 stops17h 43m

£658

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 27/5

07:00-17:45

3 stops29h 45m

London Heathrow

Mon 1/6

06:00-23:52

2 stops22h 52m

£671

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 26/4

19:40-14:40

2 stops14h 00m

London Heathrow

Sun 3/5

06:50-18:53

2 stops17h 03m

£672

Flights are sorted by cheapest return flights first.

Deals found on 8/3

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 March 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 £170). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £598). 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 13h 55m. Fly via United Airlines, Delta, or Scandinavian Airlines 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 £170). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £598). 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
Wembley
Croydon
Northampton
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Chelmsford
Eastbourne
Ipswich
Swindon
Bedford

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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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