KLM Flight 642 Deals & Information (2025/2026)

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KLM Flight 642 Route Deals From $299

The cheapest prices found with in the last 7 days for return flights were $492 and $299 for one-way flights to Schiphol for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 30 - Wed, Aug 20
JFK
John F. Kennedy Intl.
AMS
Schiphol
$492 Roundtrip, found 3 days ago
$492
Roundtrip
found 3 days ago
Select KLM flight, departing Wed, Jul 30 from John F. Kennedy Intl. to Schiphol, returning Wed, Aug 20, priced at $492 found 3 days ago

Frequently asked questions

What route does flight number KL642 take?
You’ll be arriving into Amsterdam Airport Schiphol from New York, NY Airport (JFK-John F. Kennedy Intl.) if you’re traveling on flight number KL642. You’ll be airborne for 7 hours and 5 minutes during this trip. What’s more, it conveniently travels direct.
How often is KL642 on time?
KLM flight number KL642 from JFK to Amsterdam Airport (AMS-Schiphol) lands as scheduled 96% of the time — so you can rest easy knowing you will reach your destination ASAP. If the flight is delayed, you’ll probably wait approximately 9 minutes. This route has a star rating of 4.65.
What terminal does KL642 fly out of?
Flight number KL642 runs between John F. Kennedy Intl. Airport (JFK) and Amsterdam Airport (AMS-Schiphol), and those taking this flight generally depart from Terminal 4.
What kind of plane is on flight number KL642?
You’ll probably be boarding the Boeing 787-10 if you’re on flight number KL642. This flight usually heads off from JFK and touches down at AMS.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your KL642 flight with Travelocity, please visit our Customer Service Portal.