$333+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
May 23 — May 301
Round-trip
1 adult, Economy
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Find cheap flights from Syracuse to Heathrow with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Syracuse to Heathrow
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Best
Last-minute
One-way
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 April 23, 2026.
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 April 23, 2026.
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:31 am
SYR
- LHR
1 stop20h 44m
Delta
Wed 5/69:55 am
LHR
- SYR
2 stops18h 15m
Delta
Deal found 4/20![Delta logo]()
$729
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:30 am
SYR
- LHR
1 stop9h 40m
Delta
Mon 9/2111:45 am
LHR
- SYR
2 stops17h 12m
Delta
Deal found 4/20![Delta logo]()
$730
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:42 pm
SYR
- LHR
2 stops15h 08m
Delta
Mon 10/511:45 am
LHR
- SYR
2 stops17h 12m
Delta
Deal found 4/20![Delta logo]()
$734
This Delta deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2012:19 pm
SYR
- LHR
2 stops17h 21m
Delta
Fri 4/248:55 am
LHR
- SYR
2 stops20h 48m
Delta
Deal found 4/19![Delta logo]()
$735
This KLM deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:30 pm
SYR
- LHR
1 stop12h 50m
KLM
Sun 9/131:25 pm
LHR
- SYR
1 stop15h 33m
KLM
Deal found 4/21![KLM logo]()
$736
This Delta deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 am
SYR
- LHR
1 stop23h 50m
Delta
Thu 9/39:55 am
LHR
- SYR
2 stops19h 02m
Delta
Deal found 4/19![Delta logo]()
$737
This Virgin Atlantic deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:25 am
SYR
- LHR
2 stops14h 20m
Virgin Atlantic
Sat 9/269:40 am
LHR
- SYR
2 stops18h 16m
Virgin Atlantic
Deal found 4/21![Virgin Atlantic logo]()
$740
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:42 pm
SYR
- LHR
2 stops15h 08m
Delta
Sat 8/226:35 pm
LHR
- SYR
1 stop21h 03m
Delta
Deal found 4/20![Delta logo]()
$741
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:40 pm
SYR
- LHR
2 stops15h 10m
Delta
Tue 5/199:55 am
LHR
- SYR
2 stops18h 54m
Delta
Deal found 4/21![Delta logo]()
$760
Best flights from Syracuse to HeathrowDiscover 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 April 23, 2026.
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 April 23, 2026.
This Delta deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:30 am
SYR
- LHR
1 stop9h 40m
Delta
Mon 9/2111:30 am
LHR
- SYR
2 stops17h 27m
Delta
Deal found 4/19![Delta logo]()
$730
This KLM deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:30 pm
SYR
- LHR
1 stop11h 20m
KLM
Sun 5/173:15 pm
LHR
- SYR
1 stop13h 37m
KLM
Deal found 4/18![KLM logo]()
$736
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:52 pm
SYR
- LHR
1 stop30h 03m
United Airlines
Fri 9/112:05 pm
LHR
- SYR
2 stops31h 43m
United Airlines
Deal found 4/20![United Airlines logo]()
$905
This Virgin Atlantic deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:08 am
SYR
- LHR
2 stops14h 37m
Virgin Atlantic
Sat 5/306:30 am
LHR
- SYR
2 stops14h 20m
Virgin Atlantic
Deal found 4/22![Virgin Atlantic logo]()
$909
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:10 pm
SYR
- LHR
2 stops13h 55m
Delta
Mon 10/511:30 am
LHR
- SYR
2 stops17h 28m
Delta
Deal found 4/22![Delta logo]()
$734
This Delta deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:10 pm
SYR
- LHR
2 stops13h 55m
Delta
Sat 8/228:05 pm
LHR
- SYR
1 stop19h 33m
Delta
Deal found 4/19![Delta logo]()
$741
This KLM deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:30 pm
SYR
- LHR
1 stop11h 20m
KLM
Tue 5/1912:50 pm
LHR
- SYR
1 stop16h 38m
KLM
Deal found 4/22![KLM logo]()
$838
This Delta deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:10 am
SYR
- LHR
2 stops15h 30m
Delta
Sat 5/2311:15 am
LHR
- SYR
2 stops17h 34m
Delta
Deal found 4/19![Delta logo]()
$842
Last-minute flights from Syracuse to HeathrowDiscover last-minute flight deals from Syracuse to Heathrow. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Syracuse to Heathrow. Data last updated April 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/264:08 pm
SYR
- LHR
1 stop9h 37m
Delta
Sun 5/311:30 am
LHR
- SYR
2 stops17h 33m
Delta
Deal found 4/18![Delta logo]()
$730
This Virgin Atlantic deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:51 am
SYR
- LHR
2 stops13h 54m
Virgin Atlantic
Wed 5/611:30 am
LHR
- SYR
2 stops16h 40m
Virgin Atlantic
Deal found 4/22![Virgin Atlantic logo]()
$734
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:31 am
SYR
- LHR
1 stop20h 44m
Delta
Wed 5/69:55 am
LHR
- SYR
2 stops18h 15m
Delta
Deal found 4/20![Delta logo]()
$729
This KLM deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:05 pm
SYR
- LHR
1 stop13h 05m
KLM
Wed 5/69:20 am
LHR
- SYR
1 stop13h 10m
KLM
Deal found 4/20![KLM logo]()
$736
This Delta deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:31 am
SYR
- LHR
1 stop19h 49m
Delta
Tue 5/266:30 am
LHR
- SYR
2 stops14h 20m
Delta
Deal found 4/18![Delta logo]()
$799
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:15 am
SYR
- LHR
1 stop20h 30m
Delta
Sat 5/2311:45 am
LHR
- SYR
2 stops17h 43m
Delta
Deal found 4/21![Delta logo]()
$800
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:40 pm
SYR
- LHR
2 stops15h 10m
Delta
Tue 5/199:55 am
LHR
- SYR
2 stops18h 54m
Delta
Deal found 4/21![Delta logo]()
$760
This KLM deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:30 pm
SYR
- LHR
1 stop11h 20m
KLM
Tue 5/193:50 pm
LHR
- SYR
1 stop13h 38m
KLM
Deal found 4/19![KLM logo]()
$769
One-way flights from Syracuse to HeathrowSearch for one-way flight options from Syracuse to Heathrow. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
Search for one-way flight options from Syracuse to Heathrow. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This oojo deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:00 pm
SYR
- LHR
1 stop15h 35m
British Airways
Deal found 4/20![British Airways logo]()
$333
This Delta deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:42 pm
SYR
- LHR
2 stops15h 08m
Delta
Deal found 4/20![Delta logo]()
$336
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:25 am
SYR
- LHR
2 stops14h 30m
United Airlines
Deal found 4/20![United Airlines logo]()
$340
This BYOjet deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:15 am
SYR
- LHR
1 stop20h 30m
Virgin Atlantic
Deal found 4/18![Virgin Atlantic logo]()
$364
This Delta deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:30 pm
SYR
- LHR
2 stops13h 15m
Delta
Deal found 4/18![Delta logo]()
$410
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am
SYR
- LHR
3 stops29h 45m
TAP AIR PORTUGAL
Deal found 4/20![TAP AIR PORTUGAL logo]()
$446
This Cheapflightsfares deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
SYR
- LHR
1 stop9h 45m
JetBlue
Deal found 4/20![JetBlue logo]()
$473
This Expedia deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
SYR
- LHR
1 stop9h 45m
JetBlue
Deal found 4/22![JetBlue logo]()
$474
This Trip.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
SYR
- LHR
2 stops21h 05m
Aer Lingus
Deal found 4/22![Aer Lingus logo]()
$483
This Justfly.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
SYR
- LHR
2 stops21h 05m
Aer Lingus
Deal found 4/20![Aer Lingus logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:26 pm
SYR
- LHR
3 stops39h 34m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$542
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:39 pm
SYR
- LHR
3 stops36h 51m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$559
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 April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $729 (Delta) |
One-way from | $333 (oojo) |
Popular in | December |
Cheapest in | October |
Average price | $881 |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated April 23, 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
Cheapest round-trip
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Thu 9/17
5:30 am-8:10 pm
1 stop9h 40m
London Heathrow
Mon 9/21
11:30 am-11:57 pm
2 stops17h 27m
$730
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Wed 9/23
5:10 pm-12:05 pm
2 stops13h 55m
London Heathrow
Mon 10/5
11:30 am-11:58 pm
2 stops17h 28m
$734
Quickest round-trip
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Thu 5/7
4:30 pm-8:50 am
1 stop11h 20m
London Heathrow
Sun 5/17
3:15 pm-11:52 pm
1 stop13h 37m
$736
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Tue 8/18
5:10 pm-12:05 pm
2 stops13h 55m
London Heathrow
Sat 8/22
8:05 pm-10:38 am
1 stop19h 33m
$741
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Mon 5/11
4:30 pm-8:50 am
1 stop11h 20m
London Heathrow
Tue 5/19
12:50 pm-12:28 am
1 stop16h 38m
$838
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Sun 5/10
11:10 am-7:40 am
2 stops15h 30m
London Heathrow
Sat 5/23
11:15 am-11:49 pm
2 stops17h 34m
$842
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Mon 8/31
7:52 pm-6:55 am
1 stop30h 03m
London Heathrow
Fri 9/11
2:05 pm-4:48 pm
2 stops31h 43m
$905
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Sat 5/23
11:08 am-6:45 am
2 stops14h 37m
London Heathrow
Sat 5/30
6:30 am-3:50 pm
2 stops14h 20m
$909
Cheapest one-way
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Wed 9/23
1:00 pm-8:00 am
1 stop14h 00m
$333
SyracuseLondon
SYR - LHR
SYRLHR
Syracuse Hancock Intl
Wed 9/23
12:42 pm-11:20 am
2 stops17h 38m
$336
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Syracuse to Heathrow
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Syracuse to Heathrow in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Syracuse-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Syracuse-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Syracuse-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Syracuse-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Syracuse-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SYR-LHR
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
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 round-trip flight from Syracuse to Heathrow. Price data was last updated on April 17, 2026.
The price you pay for your flight from Syracuse to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Syracuse to London Heathrow Airport?
Currently, October is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of $639). Flying from Syracuse to London Heathrow Airport in December is currently the most expensive (average of $1,174). 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.
How much does it cost to fly round-trip from Syracuse to London Heathrow Airport?
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated April 23, 2026.
Get a feel of what it's like to fly with Delta,Virgin Atlantic, andUnited Airlines 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.
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
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.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
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Top 5 airlines flying from Syracuse to Heathrow
Discover the top 5 airlines that operate flights from Syracuse to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$580 | Average$791 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$598 | Average$837 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$632 | Average$820 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$644 | Average$838 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$648 | Average$918 | FlexibilityNo cancel fee | On-time69% |