$320+ Cheap flights from Colorado to Iceland
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — KEF
Sep 14 — Sep 211
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Colorado to Iceland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado to Iceland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Colorado to IcelandExplore the most affordable flight options available from Colorado to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from Colorado to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This Ticket deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:17 pm -
1 stop10h 28m
Wed 10/79:15 am -
1 stop15h 31m
Deal found 8/14![Air Canada logo]()
$391
This Trip.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:25 am -
1 stop14h 30m
Fri 8/289:15 am -
1 stop31h 18m
Deal found 8/14![Air Canada logo]()
$427
This Gotogate deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:30 am -
1 stop15h 15m
Thu 8/209:15 am -
1 stop15h 40m
Deal found 8/12![Air Canada logo]()
$436
This United deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:55 am -
1 stop18h 55m
Mon 9/2810:00 am -
2 stops35h 02m
Deal found 8/11![Multiple Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:34 pm -
2 stops13h 16m
Mon 9/2812:00 pm -
2 stops14h 38m
Deal found 8/15![United Airlines logo]()
$890
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am -
2 stops19h 50m
Tue 10/2010:00 am -
2 stops34h 49m
Deal found 8/11![United Airlines logo]()
$891
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:35 pm -
2 stops37h 25m
Mon 11/1612:00 pm -
2 stops28h 47m
Deal found 8/13![United Airlines logo]()
$893
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:00 am -
2 stops43h 00m
Mon 12/1412:00 pm -
1 stop16h 40m
Deal found 8/13![United Airlines logo]()
$898
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:25 am -
2 stops16h 05m
Mon 9/2812:00 pm -
2 stops16h 15m
Deal found 8/15![United Airlines logo]()
$920
This Ovago deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:34 pm -
2 stops13h 11m
Mon 9/2812:00 pm -
1 stop30h 33m
Deal found 8/15![Lufthansa logo]()
$981
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
2 stops18h 55m
Mon 9/2812:00 pm -
2 stops14h 38m
Deal found 8/15![United Airlines logo]()
$983
This United deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am -
2 stops19h 50m
Mon 9/2810:00 am -
3 stops32h 33m
Deal found 8/15![Multiple Airlines logo]()
$1,006
Best flights from Colorado to IcelandDiscover carefully curated flight deals from Colorado to Iceland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from Colorado to Iceland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:40 pm -
1 stop10h 10m
Tue 10/2010:00 am -
2 stops31h 12m
Deal found 8/14![United Airlines logo]()
$455
This United deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:27 am -
2 stops16h 23m
Mon 9/2810:00 am -
2 stops38h 50m
Deal found 8/11![Multiple Airlines logo]()
$874
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:05 pm -
1 stop31h 25m
Wed 9/210:00 am -
1 stop30h 35m
Deal found 8/11![United Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/274:17 pm -
1 stop10h 28m
Thu 10/112:00 pm -
1 stop17h 54m
Deal found 8/14![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/114:17 pm -
1 stop10h 28m
Thu 10/1512:00 pm -
1 stop17h 54m
Deal found 8/14![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:59 pm -
2 stops26h 46m
Thu 10/2210:00 am -
1 stop16h 17m
Deal found 8/11![United Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am -
2 stops19h 55m
Mon 8/319:15 am -
1 stop31h 18m
Deal found 8/14![United Airlines logo]()
$481
This British Airways deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/291:10 pm -
2 stops18h 55m
Tue 2/210:00 am -
2 stops39h 37m
Deal found 8/10![British Airways logo]()
$1,515
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:12 pm -
1 stop31h 48m
Mon 12/712:00 pm -
2 stops30h 45m
Deal found 8/14![United Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:50 pm -
1 stop11h 00m
Sun 8/3011:30 am -
1 stop14h 00m
Deal found 8/10![United Airlines logo]()
$484
This United deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am -
2 stops19h 50m
Mon 9/2810:00 am -
3 stops32h 33m
Deal found 8/15![Multiple Airlines logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:05 pm -
1 stop32h 40m
Thu 10/1510:00 am -
1 stop16h 17m
Deal found 8/10![United Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:25 am -
1 stop14h 30m
Sun 9/1311:30 am -
1 stop19h 00m
Deal found 8/11![United Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am -
2 stops19h 50m
Tue 10/2010:00 am -
2 stops34h 49m
Deal found 8/10![United Airlines logo]()
$891
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:20 pm -
2 stops35h 40m
Mon 11/1612:00 pm -
2 stops15h 36m
Deal found 8/14![United Airlines logo]()
$893
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1010:30 am -
2 stops40h 30m
Mon 12/1412:00 pm -
1 stop16h 40m
Deal found 8/12![United Airlines logo]()
$898
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:26 am -
2 stops15h 24m
Mon 9/2812:00 pm -
2 stops27h 37m
Deal found 8/15![United Airlines logo]()
$920
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:25 am -
2 stops16h 25m
Sat 9/1911:30 am -
2 stops16h 30m
Deal found 8/10![United Airlines logo]()
$1,059
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:34 pm -
2 stops12h 56m
Mon 9/2810:00 am -
3 stops16h 38m
Deal found 8/15![United Airlines logo]()
$1,085
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:26 am -
2 stops15h 04m
Sat 9/1910:00 am -
2 stops40h 54m
Deal found 8/15![United Airlines logo]()
$1,103
This business-class.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/73:24 pm -
2 stops26h 46m
Sat 9/1912:00 pm -
2 stops14h 54m
Deal found 8/13![Multiple Airlines logo]()
$6,267
Last-minute flights from Colorado to IcelandDiscover last-minute flight deals from Colorado to Iceland. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Iceland. Data last updated August 15, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:30 am -
1 stop15h 15m
Thu 8/209:15 am -
1 stop15h 40m
Deal found 8/12![Air Canada logo]()
$436
This Trip.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:25 am -
1 stop14h 30m
Fri 8/289:15 am -
1 stop31h 18m
Deal found 8/14![Air Canada logo]()
$427
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:25 am -
2 stops16h 25m
Sat 9/1911:30 am -
2 stops16h 30m
Deal found 8/10![United Airlines logo]()
$1,059
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:26 am -
2 stops15h 04m
Sat 9/1910:00 am -
2 stops40h 54m
Deal found 8/15![United Airlines logo]()
$1,103
This Ovago deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/121:34 pm -
2 stops27h 51m
Sat 9/1912:00 pm -
1 stop30h 32m
Deal found 8/15![Lufthansa logo]()
$1,264
This United deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:55 am -
1 stop18h 55m
Mon 9/2810:00 am -
2 stops35h 02m
Deal found 8/11![Multiple Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:34 pm -
2 stops13h 16m
Mon 9/2812:00 pm -
2 stops14h 38m
Deal found 8/15![United Airlines logo]()
$890
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:25 am -
2 stops16h 05m
Mon 9/2812:00 pm -
2 stops16h 15m
Deal found 8/15![United Airlines logo]()
$920
This Ovago deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:34 pm -
2 stops13h 11m
Mon 9/2812:00 pm -
1 stop30h 33m
Deal found 8/15![Lufthansa logo]()
$981
This United deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am -
2 stops19h 50m
Mon 9/2810:00 am -
3 stops32h 33m
Deal found 8/15![Multiple Airlines logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
2 stops18h 55m
Mon 9/2812:00 pm -
2 stops14h 38m
Deal found 8/15![United Airlines logo]()
$983
This Ticket deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:17 pm -
1 stop10h 28m
Wed 10/79:15 am -
1 stop15h 31m
Deal found 8/14![Air Canada logo]()
$391
One-way flights from Colorado to IcelandSearch for one-way flight options from Colorado to Iceland. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from Colorado to Iceland. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:47 pm -
2 stops26h 53m
Deal found 8/14![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:47 pm -
2 stops26h 53m
Deal found 8/14![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:15 pm -
1 stop13h 25m
Deal found 8/12![WestJet logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:15 pm -
1 stop13h 25m
Deal found 8/11![WestJet logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:50 pm -
3 stops50h 50m
Deal found 8/14![Multiple Airlines logo]()
$351
This Mytrip deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:10 am -
2 stops16h 30m
Deal found 8/10![Multiple Airlines logo]()
$356
This KAYAK deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:15 pm -
1 stop13h 25m
Deal found 8/12![WestJet logo]()
$362
This Mytrip deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:10 am -
2 stops16h 30m
Deal found 8/13![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:48 pm -
2 stops26h 52m
Deal found 8/11![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:50 pm -
3 stops50h 50m
Deal found 8/14![Multiple Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:37 pm -
2 stops38h 23m
Deal found 8/13![United Airlines logo]()
$479
Find flight deals from Colorado to Iceland
Keep the following information in mind while searching for Colorado to Iceland flight deals. Data was last updated August 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $391 (Ticket) |
One-way from | $320 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $720 |
Good round-trip deal | $641 or less |
Good one-way deal | $289 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Iceland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from Colorado to Iceland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Fri 10/16
4:40 pm-8:50 am
1 stop10h 10m
Reykjavik Keflavik Intl
Tue 10/20
10:00 am-11:12 am
2 stops31h 12m
$455
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Fri 8/28
7:05 pm-8:30 am
1 stop31h 25m
Reykjavik Keflavik Intl
Wed 9/2
10:00 am-10:35 am
1 stop30h 35m
$470
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Sun 9/27
4:17 pm-8:45 am
1 stop10h 28m
Reykjavik Keflavik Intl
Thu 10/1
12:00 pm-11:54 pm
1 stop17h 54m
$474
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Sun 10/11
4:17 pm-8:45 am
1 stop10h 28m
Reykjavik Keflavik Intl
Thu 10/15
12:00 pm-11:54 pm
1 stop17h 54m
$474
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Thu 10/15
11:59 pm-8:45 am
2 stops26h 46m
Reykjavik Keflavik Intl
Thu 10/22
10:00 am-8:17 pm
1 stop16h 17m
$477
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Fri 8/28
6:00 am-7:55 am
2 stops19h 55m
Reykjavik Keflavik Intl
Mon 8/31
9:15 am-10:33 am
1 stop31h 18m
$481
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Sat 11/28
7:12 pm-10:00 am
1 stop31h 48m
Reykjavik Keflavik Intl
Mon 12/7
12:00 pm-11:45 am
2 stops30h 45m
$481
Quickest round-trip
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Tue 8/25
3:50 pm-8:50 am
1 stop11h 00m
Reykjavik Keflavik Intl
Sun 8/30
11:30 am-7:30 pm
1 stop14h 00m
$484
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Thu 10/8
6:05 pm-8:45 am
1 stop32h 40m
Reykjavik Keflavik Intl
Thu 10/15
10:00 am-8:17 pm
1 stop16h 17m
$672
DenverReykjavik
DEN Denver Intl - KEF Reykjavik Keflavik Intl
DENKEF
Denver Intl
Mon 8/31
11:25 am-7:55 am
1 stop14h 30m
Reykjavik Keflavik Intl
Sun 9/13
11:30 am-12:30 am
1 stop19h 00m
$683
Showing 1-10 of 28 resultsSorted by cheapest first
Best time to book a flight from Colorado to Iceland
Have a flexible travel schedule? Discover the best time to fly to Iceland from Colorado with our price prediction graph.
DEN-KEF
COS-KEF
DRO-KEF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Colorado to Iceland
USCO-IS0
DEN-KEF
COS-KEF
DRO-KEF
What is the cheapest month to book a flight from Colorado to Iceland?
Currently, February is the cheapest month in which you can book a flight from Colorado to Iceland (average of $538). Flying from Colorado to Iceland in August is currently the most expensive (average of $706). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CO to IS?
Find hourly flight availability from Colorado to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 15, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Iceland as you normally would.
Weekly flight availability from Colorado to Iceland
Explore weekly flight availability from Colorado to Iceland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 15, 2026.
The most flights from USCO to IS0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How far ahead should I book a flight from Colorado to Iceland?
The best time to book flights from Colorado to Iceland is 4 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Related info for your journey
Find useful and relevant information for your journey from Colorado to Iceland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Alternative routes for Colorado to Iceland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Iceland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Iceland by cabin class
Find flights from Colorado to Iceland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Iceland flights
Browse other Colorado and Iceland flight options. Last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Iceland
Find the right flight back to Colorado after your stay in Iceland
Colorado to Iceland flights
Consider these flights traveling from Colorado to Iceland.
Top airline flying from Colorado to Iceland
Discover the top airline that operate flights from Colorado to Iceland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$433 | Average$627 | FlexibilityNo cancel fee | On-time76% |