KLM Cheap Flights from Porto to Reykjavik

View €180 flight on Thu, 9 Oct 2025Opens in a new window
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Prices were available within the past 7 days and start at €180 for one-way flights and €382 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Thu, 18 Sept - Sun, 28 Sept
OPO
Porto
KEF
Reykjavik
€382 Return, found 1 day ago
€382
Return
found 1 day ago
Select KLM flight, departing Thu, 18 Sept from Porto to Reykjavik, returning Sun, 28 Sept, priced at €382 found 1 day ago
KLM
Sun, 19 Oct - Sun, 26 Oct
OPO
Porto
KEF
Reykjavik
€388 Return, found 4 days ago
€388
Return
found 4 days ago
Select KLM flight, departing Sun, 19 Oct from Porto to Reykjavik, returning Sun, 26 Oct, priced at €388 found 4 days ago
KLM
Wed, 17 Sept - Sun, 21 Sept
OPO
Porto
KEF
Reykjavik
€420 Return, found 3 days ago
€420
Return
found 3 days ago
Select KLM flight, departing Wed, 17 Sept from Porto to Reykjavik, returning Sun, 21 Sept, priced at €420 found 3 days ago
KLM
Wed, 17 Sept - Sun, 21 Sept
OPO
Porto
KEF
Reykjavik
€441 Return, found 3 days ago
€441
Return
found 3 days ago
Select KLM flight, departing Wed, 17 Sept from Porto to Reykjavik, returning Sun, 21 Sept, priced at €441 found 3 days ago
KLM
Thu, 18 Sept - Sun, 28 Sept
OPO
Porto
KEF
Reykjavik
€443 Return, found 1 day ago
€443
Return
found 1 day ago
Select KLM flight, departing Thu, 18 Sept from Porto to Reykjavik, returning Sun, 28 Sept, priced at €443 found 1 day ago
KLM
Thu, 18 Sept - Sun, 28 Sept
OPO
Porto
KEF
Reykjavik
€462 Return, found 1 day ago
€462
Return
found 1 day ago
Select KLM flight, departing Thu, 18 Sept from Porto to Reykjavik, returning Sun, 28 Sept, priced at €462 found 1 day ago
Porto to Reykjavik route information
Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Keflavik Intl.
Airlines serving
British Airways, Fly Play, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, World Ticket Ltd
Popular airline
Lufthansa
Distance
2670 km
Average flight time
3 hours 5 mins

Frequently asked questions

How much is a KLM flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Keflavik Intl. Airport (KEF)?
Grab affordable round-trip KLM flights from €382 from OPO to KEF by filtering your results from "Price (lowest to highest)" on Expedia. Or search for options from €180 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 OPO to KEF with KLM?
January is one of the least expensive months to fly to Reykjavik with KLM. You could also find excellent prices on return and one-way tickets in April.
Does KLM fly nonstop from Dr. Francisco de Sa Carneiro Airport (OPO) to Keflavik Intl. Airport (KEF)?
Enter your dates, click search and use the "Nonstop" filter on Expedia to find any direct flights from OPO to KEF with KLM or other carriers.
What airports does KLM fly into in Reykjavik?
Keflavik Intl. Airport (KEF) is the main Reykjavik gateway for KLM flights from Dr. Francisco de Sa Carneiro Airport (OPO).
Can I change or cancel my KLM flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Keflavik Intl. Airport (KEF)?
Depending on the type of fare you purchased, a fee will generally apply if you cancel or reschedule your booking more than 24 hours after it's been confirmed. To secure tickets with more flexibility, select our "No cancel fee" or "Changes included" filter while looking for flights. For more information on cancelling or changing your reservation, visit "Trips," select your flight and click on "Manage Booking."
*Available to Expedia members.