Icelandair Flight 204 Deals & Information (2025/2026)

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Icelandair Flight 204 Route Deals From $153

The cheapest prices found with in the last 7 days for return flights were $217 and $153 for one-way flights to Kastrup for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Oct 13 - Fri, Oct 17
KEF
Keflavik Intl.
CPH
Kastrup
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select Icelandair flight, departing Mon, Oct 13 from Keflavik Intl. to Kastrup, returning Fri, Oct 17, priced at $217 found 2 days ago
Mon, Oct 13 - Sun, Oct 19
KEF
Keflavik Intl.
CPH
Kastrup
$229 Roundtrip, found 1 day ago
$229
Roundtrip
found 1 day ago
Select Icelandair flight, departing Mon, Oct 13 from Keflavik Intl. to Kastrup, returning Sun, Oct 19, priced at $229 found 1 day ago
Mon, Nov 3 - Tue, Nov 11
KEF
Keflavik Intl.
CPH
Kastrup
$242 Roundtrip, found 2 days ago
$242
Roundtrip
found 2 days ago
Select Icelandair flight, departing Mon, Nov 3 from Keflavik Intl. to Kastrup, returning Tue, Nov 11, priced at $242 found 2 days ago
Mon, Mar 9 - Fri, Mar 13
KEF
Keflavik Intl.
CPH
Kastrup
$261 Roundtrip, found 6 days ago
$261
Roundtrip
found 6 days ago
Select Icelandair flight, departing Mon, Mar 9 from Keflavik Intl. to Kastrup, returning Fri, Mar 13, priced at $261 found 6 days ago
Mon, Mar 2 - Thu, Mar 5
KEF
Keflavik Intl.
CPH
Kastrup
$274 Roundtrip, found 4 days ago
$274
Roundtrip
found 4 days ago
Select Icelandair flight, departing Mon, Mar 2 from Keflavik Intl. to Kastrup, returning Thu, Mar 5, priced at $274 found 4 days ago
Mon, Nov 24 - Thu, Nov 27
KEF
Keflavik Intl.
CPH
Kastrup
$288 Roundtrip, found 20 hours ago
$288
Roundtrip
found 20 hours ago
Select Icelandair flight, departing Mon, Nov 24 from Keflavik Intl. to Kastrup, returning Thu, Nov 27, priced at $288 found 20 hours ago

Frequently asked questions

What route does flight number FI204 take?
Flight number FI204 flies directly from KEF to Copenhagen Airport, Kastrup. During this trip, you'll be in the air for about 3 hours and 15 minutes. It pays to book ahead to secure your preferred seat.
How often is FI204 on time?
Icelandair flight number FI204 between Reykjavik Airport (KEF-Keflavik Intl.) and Kastrup Airport (CPH) lands on schedule 85% of the time — so you can relax with confidence knowing that you'll reach your destination ASAP. If this trip is delayed, you'll probably wait 7 minutes. This route has a 3.5-star rating.
What kind of plane is on flight number FI204?
The route for flight number FI204 is predominantly Reykjavík–Keflavík Airport to Copenhagen Airport, Kastrup, and the Boeing 767-300 is the type of plane you'll probably be taking off on.
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 FI204 flight with Travelocity, please visit our Customer Service Portal.