KLM KL4809 Miami International (MIA) → London Heathrow (LHR) — September 17, 2026

One way · Economy · 1 adult · price per person

Last observed price for Thursday, September 17, 2026: KLM KL4809, from Miami International (MIA) to London Heathrow (LHR), departs 6:05 PM, arrives 8:05 AM the next day, direct, 9h, $356 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable. Price found in an Aviasales search on September 4, 2026 and read by AirSource on September 10, 2026, 19:00 UTC: it is not guaranteed and is confirmed on Aviasales at booking time.

Observation for flight KL4809 on September 17, 2026

KLM KL4809

Direct · Miami International (MIA) → London Heathrow (LHR)

Direct

6:05 PM

Thu, Sep 17

Miami International (MIA)

direct

8:05 AM⁺¹

Fri, Sep 18

London Heathrow (LHR)

Airline: KLM (KL)
Flight: KL4809
Departure: Miami International (MIA) · September 17, 2026 · 6:05 PM local time (UTC-4)
Arrival: London Heathrow (LHR) · September 18, 2026 · 8:05 AM local time (UTC+1) · next day
Stops: Direct (no plane change, as stated by the source; it can include a stop)
Duration: 9h
Carry-on bag: included
Checked bag: not included
Changes: not allowed
Refund: non-refundable
Last observed price: $356 per person, one way
Observed: Price and fare conditions found in an Aviasales search on September 4, 2026 · read by AirSource on September 10, 2026, 19:00 UTC · more than 48 hours ago