$181 Cheap Icelandair flights New York (JFK) to London (LHR)

View $181 flight on Sun, Oct 5, 2025Opens in a new window

$181 Cheap Icelandair flights New York (JFK) to London (LHR)

Prices were available within the past 7 days and start at $181 for one-way flights and $400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Mon, Mar 2 - Tue, Mar 17
JFK
New York
LHR
London
$400 Roundtrip, found 1 day ago
$400
Roundtrip
found 1 day ago
Select Icelandair flight, departing Mon, Mar 2 from New York to London, returning Tue, Mar 17, priced at $400 found 1 day ago
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Flights from New York (JFK) to London (LHR)
Origin airport
John F. Kennedy Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, Virgin Atlantic
Popular airline
British Airways
Distance
3442 mi

Frequently asked questions

How much is an Icelandair flight from John F. Kennedy Intl. Airport (JFK) to Heathrow Airport (LHR)?
Grab budget-friendly return Icelandair flights from $400 from JFK to LHR by filtering your results from "Price (lowest to highest)" on Expedia. Or search for options from $181 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from JFK to LHR with Icelandair?
Icelandair flights to London are typically more affordable in the low-season months of January and February. Whether you're in search of a one-way or round-trip ticket, you could find a better deal then.
What is the cheapest time to book flights from John F. Kennedy Intl. Airport (JFK) to Heathrow Airport (LHR) with Icelandair?
To grab cheap flights from JFK to LHR with Icelandair, begin searching about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Icelandair fly nonstop from John F. Kennedy Intl. Airport (JFK) to Heathrow Airport (LHR)?
To see if there's a direct trip from JFK to LHR with Icelandair or any other airlines, check the "Nonstop" filter when looking for tickets.
What is the earliest Icelandair flight from JFK to LHR?
Filter your results by "Morning" and "Early Morning" to browse the earliest flights from JFK to LHR. Heading off early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Icelandair fly into in London?
Heathrow Airport (LHR) is the main London gateway for Icelandair flights from John F. Kennedy Intl. Airport (JFK).
What kind of luggage can I take on an Icelandair flight from John F. Kennedy Intl. Airport (JFK) to Heathrow Airport (LHR)?
On Icelandair, you can fly standard economy from JFK to LHR with a small personal item and 1 cabin bag. Your carry-on bag should be no bigger than 21 inches x 7 inches x 13 inches and weigh under 13 lb. Exceeding baggage restrictions can lead to additional fees, so read your airline's current policies before booking.
Why fly with Icelandair from JFK to LHR?
Traveling from JFK to LHR with Icelandair means enjoying a host of benefits, such as a rewarding loyalty program and top-tier customer service. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to use on select future travel purchases. That's in addition to the Icelandair Saga Club points you can earn with Icelandair.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Icelandair flight from John F. Kennedy Intl. Airport (JFK) to Heathrow Airport (LHR)?
Changes are typically free within 24 hours of booking, but your airline may charge you after that time. For further details about modifying your flights, head to your "Trips," select your flight and click on "Manage Booking." If you want the freedom to change your itinerary without additional charges, check the "Changes included" and "No cancel fee" filters when planning your next getaway.

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*Available to One Key members.