What are the cheapest airlines flying from Syracuse to London Heathrow Airport round-trip?

British Airways, at $590, was found to be the cheapest airline from Syracuse to London Heathrow Airport.Alternate airlines to your destination round-trip include American Airlines and JetBlue. You may be able to fly from Syracuse to London Heathrow Airport for 28% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Syracuse to London Heathrow Airport one-way?

The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $303. However, be on the lookout for offers from American Airlines and JetBlue, as they are both options that can get you from Syracuse to London Heathrow Airport for a low price.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular airlines that fly from Syracuse to London Heathrow Airport?

Consider American Airlines, JetBlue or British Airways when booking your flight. These represent the most popular airlines when flying from Syracuse to London Heathrow Airport.

What is the cheapest day to fly round-trip from Syracuse to London Heathrow Airport?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 31% on the overall cost on flights from Syracuse to London Heathrow Airport.

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

To save up to 50% on this flight, we recommend booking at least 38 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Syracuse to London Heathrow Airport from $586 1-2 weeks out and tickets from $845 for flights departing within the next 72 hours.

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

February is one of the best times of the year to fly to London Heathrow Airport from Syracuse. Prices for February average $763 per person but you can even find prices for as low as $562. The most expensive prices can be found in the month of June. Opting for a February flight can save you 33% on your journey compared to booking in June

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 6 different airlines.

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 vacation 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.

$303+ Flights from Syracuse to London Heathrow Airport

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Cheap flight deals from Syracuse to Heathrow

Round-trip from	$590 (Ovago)
One-way from	$303 (Justfly.com)
Popular in	June
Cheapest in	October
Average price	$898

From Syracuse Hancock Intl to London Heathrow

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One-way flight from Syracuse Hancock Intl to London Heathrow

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($197 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Syracuse to Heathrow

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 July 16, 2025.

Mon 8/111:35 pmSYR - LHR

1 stop12h 05mBritish Airways

Fri 8/2210:05 amLHR - SYR

1 stop11h 20mBritish Airways

Deal found 7/14

$597

Mon 8/182:38 pmSYR - LHR

1 stop13h 57mAmerican Airlines

Fri 8/2912:30 pmLHR - SYR

1 stop15h 27mAmerican Airlines

Deal found 7/16

$600

Mon 8/186:00 amSYR - LHR

1 stop9h 45mJetBlue

Fri 8/2911:55 amLHR - SYR

1 stop17h 03mJetBlue

Deal found 7/14

$643

Tue 9/24:59 pmSYR - LHR

1 stop10h 51mDelta

Fri 9/1211:30 amLHR - SYR

2 stops18h 03mDelta

Deal found 7/13

$645

Fri 10/106:00 amSYR - LHR

2 stops22h 35mScandinavian Airlines

Fri 10/177:05 amLHR - SYR

2 stops21h 46mScandinavian Airlines

Deal found 7/14

$677

Mon 8/411:46 amSYR - LHR

1 stop14h 29mUnited Airlines

Tue 8/198:30 amLHR - SYR

1 stop17h 35mUnited Airlines

Deal found 7/13

$697

Best flights from Syracuse to Heathrow
Discover carefully curated flight deals from Syracuse to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 16, 2025.

Mon 8/111:35 pmSYR - LHR

1 stop12h 05mBritish Airways

Wed 8/206:00 pmLHR - SYR

2 stops27h 25mBritish Airways

Deal found 7/13

$590

Wed 8/272:38 pmSYR - LHR

1 stop12h 12mAmerican Airlines

Wed 9/312:00 pmLHR - SYR

1 stop15h 40mAmerican Airlines

Deal found 7/13

$593

Mon 8/186:00 amSYR - LHR

1 stop9h 45mJetBlue

Fri 8/2911:55 amLHR - SYR

1 stop17h 03mJetBlue

Deal found 7/14

$643

Tue 9/24:59 pmSYR - LHR

1 stop10h 51mDelta

Fri 9/1211:30 amLHR - SYR

2 stops18h 03mDelta

Deal found 7/13

$645

Wed 10/111:30 amSYR - LHR

2 stops23h 55mScandinavian Airlines

Wed 10/227:05 amLHR - SYR

2 stops21h 46mScandinavian Airlines

Deal found 7/13

$677

Last-minute flights from Syracuse to Heathrow
Discover last-minute flight deals from Syracuse to Heathrow. Data last updated July 16, 2025 and is based on user searches.

Wed 7/235:23 pmSYR - LHR

1 stop10h 42mAmerican Airlines

Sun 7/2712:30 pmLHR - SYR

1 stop15h 26mAmerican Airlines

Deal found 7/14

$765

Wed 7/231:40 pmSYR - LHR

1 stop12h 00mBritish Airways

Sun 7/278:50 pmLHR - SYR

2 stops28h 21mBritish Airways

Deal found 7/14

$767

Wed 7/237:45 amSYR - LHR

2 stops33h 40mTurkish Airlines

Sun 7/2710:25 pmLHR - SYR

2 stops30h 34mTurkish Airlines

Deal found 7/14

$1,268

Wed 7/2311:52 amSYR - LHR

3 stops25h 33mMultiple Airlines

Sun 7/279:30 amLHR - SYR

3 stops29h 14mMultiple Airlines

Deal found 7/14

$1,275

Wed 7/2311:27 amSYR - LHR

2 stops22h 08mScandinavian Airlines

Sun 7/276:40 amLHR - SYR

3 stops23h 08mScandinavian Airlines

Deal found 7/14

$2,015

Mon 8/411:46 amSYR - LHR

1 stop14h 29mUnited Airlines

Tue 8/198:30 amLHR - SYR

1 stop17h 35mUnited Airlines

Deal found 7/13

$697

Mon 8/111:35 pmSYR - LHR

1 stop12h 05mBritish Airways

Wed 8/206:00 pmLHR - SYR

2 stops27h 25mBritish Airways

Deal found 7/13

$590

Mon 8/186:00 amSYR - LHR

1 stop9h 45mJetBlue

Fri 8/2911:55 amLHR - SYR

1 stop17h 03mJetBlue

Deal found 7/14

$643

Wed 8/272:38 pmSYR - LHR

1 stop12h 12mAmerican Airlines

Wed 9/312:00 pmLHR - SYR

1 stop15h 40mAmerican Airlines

Deal found 7/13

$593

One-way flights from Syracuse to Heathrow
Search for one-way flight options from Syracuse to Heathrow. Find affordable one-way fares based on user searches. Data last updated July 16, 2025.

Sun 12/71:41 pmSYR - LHR

1 stop13h 09mBritish Airways

Deal found 7/15

$303

Wed 8/271:36 pmSYR - LHR

2 stops13h 14mAmerican Airlines

Deal found 7/13

$304

Thu 8/76:00 amSYR - LHR

1 stop9h 45mJetBlue

Deal found 7/14

$318

Thu 10/96:00 amSYR - LHR

2 stops22h 35mScandinavian Airlines

Deal found 7/14

$434

Sun 11/27:58 pmSYR - LHR

3 stops40h 32mMultiple Airlines

Deal found 7/15

$435

Sun 12/71:05 pmSYR - LHR

3 stops16h 05mAir Canada

Deal found 7/14

$517

Thu 8/286:25 amSYR - LHR

2 stops19h 30mUnited Airlines

Deal found 7/14

$564

Wed 8/277:45 amSYR - LHR

3 stops30h 05mTAP AIR PORTUGAL

Deal found 7/13

$750

Cheapflights Fare Finder

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

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 8/11

1:35 pm-6:40 am

1 stop12h 05m

London Heathrow

Wed 8/20

6:00 pm-4:25 pm

2 stops27h 25m

$590

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 8/27

2:38 pm-7:50 am

1 stop12h 12m

London Heathrow

Wed 9/3

12:00 pm-10:40 pm

1 stop15h 40m

$593

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 8/18

6:00 am-8:45 pm

1 stop9h 45m

London Heathrow

Fri 8/29

11:55 am-11:58 pm

1 stop17h 03m

$643

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 9/2

4:59 pm-8:50 am

1 stop10h 51m

London Heathrow

Fri 9/12

11:30 am-12:33 am

2 stops18h 03m

$645

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 10/1

11:30 am-4:25 pm

2 stops23h 55m

London Heathrow

Wed 10/22

7:05 am-11:51 pm

2 stops21h 46m

$677

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 12/7

1:41 pm-7:50 am

1 stop13h 09m

$303

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 8/27

1:36 pm-7:50 am

2 stops13h 14m

$304

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 8/7

6:00 am-8:45 pm

1 stop9h 45m

$318

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 10/9

6:00 am-9:35 am

2 stops22h 35m

$434

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 11/2

7:58 pm-5:30 pm

3 stops40h 32m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 13 results

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 round-trip 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

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

Currently, November is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of $661). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of $1,095). 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.

What is the cheapest time of day to fly from SYR to LHR?

One of the essential ways to save on airfare from Syracuse to London Heathrow Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 29% on airfare.

What is the cheapest day to fly from Syracuse to London Heathrow Airport?

Travelers seeking maximum savings on their Syracuse to London Heathrow Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, United Airlines, and JetBlue from Syracuse to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,957 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,863 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue

7.3

Good

2,908 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines

7.3

Good

1,423 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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 6 different airlines.
What are the cheapest airlines flying from Syracuse to London Heathrow Airport round-trip?
British Airways, at $590, was found to be the cheapest airline from Syracuse to London Heathrow Airport.Alternate airlines to your destination round-trip include American Airlines and JetBlue. You may be able to fly from Syracuse to London Heathrow Airport for 28% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Syracuse to London Heathrow Airport one-way?
The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $303. However, be on the lookout for offers from American Airlines and JetBlue, as they are both options that can get you from Syracuse to London Heathrow Airport for a low price.
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 vacation 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, November is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of $661). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of $1,095). 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

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Top 6 airlines flying from Syracuse to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$429	Average$695	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$498	Average$678	FlexibilityNo cancel fee	On-time62%
British Airways	Cheapest$585	Average$814	FlexibilityNo cancel fee	On-time70%
Virgin Atlantic	Cheapest$593	Average$733	FlexibilityNo cancel fee	On-time72%
American Airlines	Cheapest$646	Average$910	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$752	Average$897	FlexibilityNo cancel fee	On-time69%

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$303+ Cheap flights from Syracuse (SYR) to Heathrow (LHR)

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Syracuse to Heathrow with Cheapflights

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Cheap flight deals from Syracuse to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

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Find flight deals from Syracuse to Heathrow

Cheapest flights from Syracuse to HeathrowExplore 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 July 16, 2025.

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 July 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Syracuse to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Syracuse to London Heathrow Airport

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

What is the cheapest time of day to fly from SYR to LHR?

Find hourly flight availability from Syracuse to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 16, 2025.

What is the cheapest day to fly from Syracuse to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Syracuse to Heathrow. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, United Airlines, and JetBlue from Syracuse to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines flying from Syracuse to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Syracuse to London Heathrow Airport one-way?

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

How can I find direct flights from Syracuse to Heathrow?

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

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

Traveling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Syracuse to Heathrow

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Top 6 airlines flying from Syracuse to Heathrow

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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 July 16, 2025.