JFK to LHR from $525 in economy

FIIcelandair

Round Trip•Economy

JFK

John F. Kennedy International Airport

New York City, United States

LHR

London Heathrow Airport

London Heathrow, United Kingdom

$780 USD

-33%$525 USD

Verified 1 day ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$636 1$595 2$595 3$595 4$595 5$595 6$595 7$595 8$595 9$595 10$595 11$595 12$595 13$595 14$595 15$595 16$588 17$588 18$588 19$588 20$588 21$588 22$588 23$588 24$588 25$588 26$588 27$588 28$588 29$581 30$581 1$581 2$581 3$581 4$581

Rare Availability

8% of dates checked are available within 10% of the lowest price

Sunday, September 20th, 2026

7 round-trip options

Returning

Mon, Sep 28, 2026•8 Day Trip

$595 USD

Google Flights

Returning

Tue, Sep 29, 2026•9 Day Trip

$595 USD

Google Flights

Returning

Wed, Sep 30, 2026•10 Day Trip

$588 USD

Google Flights

Returning

Thu, Oct 1, 2026•11 Day Trip

$588 USD

Google Flights

Returning

Fri, Oct 2, 2026•12 Day Trip

$618 USD

Google Flights

Returning

Sat, Oct 3, 2026•13 Day Trip

$618 USD

Google Flights

Returning

Sun, Oct 4, 2026•14 Day Trip

$618 USD

Google Flights

New York City (JFK) to London Heathrow (LHR) flight deal in economy from $525

John F. Kennedy International Airport

London Heathrow Airport

September 2026

Sunday, September 20th, 2026