Route guide

Denver to Reykjavik (DEN-KEF): Nonstop Upgrade & Award Space

Icelandair flies nonstop between Denver (DEN) and Reykjavik (KEF), roughly 14 times a week. With Icelandair operating this route so often, premium seats still turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every DEN to KEF departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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14
Nonstop flights a week
3,558 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every DEN to KEF departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Denver to Reykjavik to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each DEN to KEF departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See DEN to KEF on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Denver to Reykjavik nonstop

Carriers operating DEN to KEF nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Icelandair
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Frequently asked questions about DEN to KEF

How far is Reykjavik from Denver?
DEN to KEF covers about 3,558 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from DEN to KEF?
Icelandair is currently the only airline flying DEN to KEF nonstop. 2LNR tracks confirmed upgrade and award space on every Icelandair departure.
How many flights a week are there from DEN to KEF?
About 14 nonstop flights a week run between Denver and Reykjavik in the current schedule, operated by Icelandair. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on DEN to KEF?
Open the DEN to KEF calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Denver to Reykjavik route, and 2LNR will notify you when space opens. It's free to start.

Never miss DEN to KEF upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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