May is the cheapest month to fly this route, with average fares around $329 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $329 | $279 | Best | |
| June 2026 | $415 | $298 | ||
| July 2026 | $494 | $390 | Peak | |
| August 2026 | $466 | $462 |
Departing on Thursday offers the lowest average fares at $417. Saturday departures are the most expensive at $453, a difference of $36.
The best time to fly is May. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Reykjavik to Copenhagen is May, with average round-trip fares around $329. The lowest fare found in May is $279.
Thursday departures are the cheapest, averaging $417 round trip. The most expensive day is Saturday at $453.
Based on current pricing trends, booking for May travel offers the best value. Avoid July if possible, as fares average $494 compared to $329 in the cheapest month. August is a solid middle-ground option at $466.
Flying in May instead of July can save you approximately $165 per round trip. The cheapest month averages $329 while the most expensive averages $494.
Airlines, flight times, price calendar, and more for Reykjavik to Copenhagen
View KEF → CPH Details