$307+ Cheap flights from the United States to Keflavik Intl (KEF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KEF
Nov 6 — Nov 131
Round-trip
1 adult, Economy
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Find cheap flights from USA to Keflavik Intl 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
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Cheapest flights from USA to Keflavik IntlExplore the most affordable flight options available from USA to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 7, 2026.
Explore the most affordable flight options available from USA to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 7, 2026.
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:50 pm -
Nonstop5h 15m
Tue 12/85:00 pm -
Nonstop5h 50m
Deal found 10/2![Icelandair logo]()
$400
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:25 pm -
Nonstop5h 45m
Sat 12/54:50 pm -
Nonstop6h 10m
Deal found 10/6![Icelandair logo]()
$401
This Ticket deal was found by Cheapflights users on 10/2. 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.
Sun 10/2511:40 pm -
Nonstop5h 10m
Mon 11/25:00 pm -
Nonstop5h 50m
Deal found 10/2![Icelandair logo]()
$406
This eDestinos deal was found by Cheapflights users on 10/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:00 pm -
Nonstop5h 10m
Wed 10/217:55 pm -
Nonstop5h 50m
Deal found 10/4![Icelandair logo]()
$407
This FlightHub deal was found by Cheapflights users on 10/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:25 pm -
Nonstop5h 45m
Thu 12/174:50 pm -
Nonstop6h 10m
Deal found 10/6![Icelandair logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/157:25 pm -
Nonstop5h 45m
Tue 11/244:50 pm -
Nonstop6h 10m
Deal found 10/6![Icelandair logo]()
$412
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:25 pm -
Nonstop5h 45m
Mon 12/74:50 pm -
Nonstop6h 10m
Deal found 10/6![Icelandair logo]()
$413
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:50 pm -
Nonstop5h 15m
Sat 11/215:00 pm -
Nonstop5h 50m
Deal found 10/2![Icelandair logo]()
$416
This eDestinos deal was found by Cheapflights users on 10/3. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:50 pm -
Nonstop5h 15m
Tue 12/85:00 pm -
Nonstop5h 50m
Deal found 10/3![Icelandair logo]()
$417
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:25 pm -
Nonstop5h 45m
Mon 11/234:50 pm -
Nonstop6h 10m
Deal found 10/2![Icelandair logo]()
$417
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 pm -
Nonstop6h 15m
Mon 11/24:30 pm -
Nonstop6h 50m
Deal found 10/2![Icelandair logo]()
$418
This Flysmarter deal was found by Cheapflights users on 10/2. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:55 pm -
Nonstop5h 35m
Mon 10/1911:25 am -
Nonstop6h 05m
Deal found 10/2![Air France logo]()
$419
Best flights from USA to Keflavik IntlDiscover carefully curated flight deals from USA to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 7, 2026.
Discover carefully curated flight deals from USA to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 7, 2026.
This United Airlines deal was found by Cheapflights users on 10/2. 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 10/256:00 am -
1 stop24h 00m
Mon 11/212:00 pm -
1 stop30h 59m
Deal found 10/2![United Airlines logo]()
$481
This Icelandair deal was found by Cheapflights users on 10/6. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:50 pm -
Nonstop5h 15m
Sun 12/135:00 pm -
Nonstop5h 50m
Deal found 10/6![Icelandair logo]()
$496
This Scandinavian Airlines deal was found by Cheapflights users on 10/3. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:30 pm -
1 stop11h 40m
Thu 12/1011:55 am -
1 stop30h 30m
Deal found 10/3![Scandinavian Airlines logo]()
$593
This United deal was found by Cheapflights users on 10/3. 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.
Fri 2/196:25 pm -
1 stop13h 40m
Thu 2/253:10 pm -
1 stop32h 55m
Deal found 10/3![Multiple Airlines logo]()
$598
This Finnair deal was found by Cheapflights users on 10/3. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/177:06 pm -
2 stops18h 09m
Wed 3/2410:00 am -
2 stops16h 45m
Deal found 10/3![Finnair logo]()
$673
This KLM deal was found by Cheapflights users on 10/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/53:50 pm -
1 stop13h 40m
Thu 4/1511:25 am -
1 stop15h 42m
Deal found 10/5![KLM logo]()
$709
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/59:45 am -
2 stops19h 45m
Thu 4/1511:25 am -
2 stops16h 09m
Deal found 10/6![Delta logo]()
$714
This Virgin Atlantic deal was found by Cheapflights users on 10/6. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:03 pm -
2 stops14h 27m
Fri 10/2311:25 am -
2 stops17h 17m
Deal found 10/6![Virgin Atlantic logo]()
$777
This British Airways deal was found by Cheapflights users on 10/5. 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.
Tue 11/2410:30 pm -
2 stops34h 20m
Thu 12/311:40 am -
2 stops24h 50m
Deal found 10/5![British Airways logo]()
$913
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/148:00 pm -
2 stops33h 00m
Thu 11/1912:00 pm -
1 stop16h 35m
Deal found 10/5![United Airlines logo]()
$501
This Icelandair deal was found by Cheapflights users on 10/5. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/107:50 pm -
Nonstop5h 15m
Sun 3/217:55 pm -
Nonstop5h 50m
Deal found 10/5![Icelandair logo]()
$567
This United Airlines deal was found by Cheapflights users on 10/4. 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 11/133:37 pm -
1 stop13h 23m
Thu 11/1912:00 pm -
1 stop10h 24m
Deal found 10/4![United Airlines logo]()
$542
This Scandinavian Airlines deal was found by Cheapflights users on 10/4. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/216:30 pm -
2 stops17h 50m
Sun 1/2412:25 pm -
2 stops30h 30m
Deal found 10/4![Scandinavian Airlines logo]()
$606
This United deal was found by Cheapflights users on 10/6. 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.
Fri 10/169:35 pm -
Nonstop6h 15m
Thu 10/221:10 am -
1 stop16h 25m
Deal found 10/6![Multiple Airlines logo]()
$626
This Icelandair deal was found by Cheapflights users on 10/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:30 pm -
Nonstop5h 55m
Sat 11/144:50 pm -
Nonstop6h 40m
Deal found 10/3![Icelandair logo]()
$597
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/1210:47 pm -
1 stop30h 13m
Mon 11/1612:00 pm -
1 stop10h 24m
Deal found 10/6![United Airlines logo]()
$548
This Scandinavian Airlines deal was found by Cheapflights users on 10/2. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/25:40 pm -
2 stops36h 10m
Tue 2/96:05 pm -
2 stops24h 20m
Deal found 10/2![Scandinavian Airlines logo]()
$607
This Finnair deal was found by Cheapflights users on 10/5. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/67:06 pm -
2 stops17h 09m
Mon 1/1110:00 am -
2 stops17h 50m
Deal found 10/5![Finnair logo]()
$673
This Icelandair deal was found by Cheapflights users on 10/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:00 pm -
1 stop11h 05m
Tue 11/244:30 pm -
Nonstop6h 50m
Deal found 10/3![Multiple Airlines logo]()
$664
This Icelandair deal was found by Cheapflights users on 10/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/228:40 pm -
Nonstop5h 50m
Wed 3/314:50 pm -
Nonstop6h 30m
Deal found 10/3![Icelandair logo]()
$607
This United Airlines deal was found by Cheapflights users on 10/6. 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 12/58:40 pm -
1 stop32h 20m
Sat 12/1212:00 pm -
1 stop13h 01m
Deal found 10/6![United Airlines logo]()
$562
This Scandinavian Airlines deal was found by Cheapflights users on 10/6. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/295:35 pm -
1 stop12h 15m
Sun 1/3112:25 pm -
2 stops56h 30m
Deal found 10/6![Scandinavian Airlines logo]()
$633
This Delta deal was found by Cheapflights users on 10/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:45 pm -
2 stops12h 45m
Mon 10/1911:25 am -
2 stops16h 19m
Deal found 10/4![Delta logo]()
$777
This Finnair deal was found by Cheapflights users on 10/5. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/48:30 pm -
2 stops31h 45m
Mon 1/1110:00 am -
2 stops18h 35m
Deal found 10/5![Finnair logo]()
$727
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/2710:11 pm -
1 stop31h 49m
Sat 10/3112:00 pm -
1 stop12h 00m
Deal found 10/5![United Airlines logo]()
$571
This Icelandair deal was found by Cheapflights users on 10/2. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:50 pm -
Nonstop5h 15m
Tue 12/85:00 pm -
1 stop9h 50m
Deal found 10/2![Multiple Airlines logo]()
$692
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:23 pm -
2 stops15h 07m
Fri 10/2311:25 am -
1 stop12h 55m
Deal found 10/6![Delta logo]()
$777
This Icelandair deal was found by Cheapflights users on 10/6. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/147:50 pm -
Nonstop5h 15m
Wed 1/204:45 pm -
1 stop25h 17m
Deal found 10/6![Icelandair logo]()
$644
This Scandinavian Airlines deal was found by Cheapflights users on 10/4. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:35 pm -
1 stop12h 15m
Sat 12/1211:35 am -
1 stop33h 10m
Deal found 10/4![Scandinavian Airlines logo]()
$644
This Finnair deal was found by Cheapflights users on 10/5. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:25 pm -
1 stop29h 50m
Thu 11/56:00 pm -
2 stops31h 30m
Deal found 10/5![Finnair logo]()
$733
Last-minute flights from USA to Keflavik IntlDiscover last-minute flight deals from USA to Keflavik Intl. Data last updated October 7, 2026 and is based on user searches.
Discover last-minute flight deals from USA to Keflavik Intl. Data last updated October 7, 2026 and is based on user searches.
This Flysmarter deal was found by Cheapflights users on 10/2. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:55 pm -
Nonstop5h 35m
Mon 10/1911:25 am -
Nonstop6h 05m
Deal found 10/2![Air France logo]()
$419
This eDestinos deal was found by Cheapflights users on 10/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:00 pm -
Nonstop5h 10m
Wed 10/217:55 pm -
Nonstop5h 50m
Deal found 10/4![Icelandair logo]()
$407
This eDestinos deal was found by Cheapflights users on 10/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:20 pm -
1 stop8h 10m
Wed 10/2111:25 am -
1 stop15h 43m
Deal found 10/4![Virgin Atlantic logo]()
$421
This Ticket deal was found by Cheapflights users on 10/2. 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.
Sun 10/2511:40 pm -
Nonstop5h 10m
Mon 11/25:00 pm -
Nonstop5h 50m
Deal found 10/2![Icelandair logo]()
$406
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 pm -
Nonstop6h 15m
Mon 11/24:30 pm -
Nonstop6h 50m
Deal found 10/2![Icelandair logo]()
$418
This SmartFares deal was found by Cheapflights users on 10/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:25 pm -
Nonstop5h 45m
Tue 11/244:50 pm -
Nonstop6h 10m
Deal found 10/6![Icelandair logo]()
$410
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:50 pm -
Nonstop5h 15m
Sat 11/215:00 pm -
Nonstop5h 50m
Deal found 10/2![Icelandair logo]()
$416
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:25 pm -
Nonstop5h 45m
Mon 11/234:50 pm -
Nonstop6h 10m
Deal found 10/2![Icelandair logo]()
$417
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:25 pm -
Nonstop5h 45m
Tue 11/244:50 pm -
Nonstop6h 10m
Deal found 10/6![Icelandair logo]()
$413
This oojo deal was found by Cheapflights users on 10/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:50 pm -
Nonstop5h 15m
Tue 12/85:00 pm -
Nonstop5h 50m
Deal found 10/2![Icelandair logo]()
$400
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:25 pm -
Nonstop5h 45m
Sat 12/54:50 pm -
Nonstop6h 10m
Deal found 10/6![Icelandair logo]()
$401
This Justfly.com deal was found by Cheapflights users on 10/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:25 pm -
Nonstop5h 45m
Mon 12/74:50 pm -
Nonstop6h 10m
Deal found 10/5![Icelandair logo]()
$411
One-way flights from USA to Keflavik IntlSearch for one-way flight options from USA to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated October 7, 2026.
Search for one-way flight options from USA to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated October 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 10/186:20 pm -
2 stops45h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 10/106:20 pm -
3 stops57h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 10/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/128:45 pm -
1 stop32h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![American Airlines logo]()
$330
This oojo deal was found by Cheapflights users on 10/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:40 pm -
Nonstop5h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Icelandair logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 10/135:35 pm -
2 stops34h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 10/134:55 pm -
2 stops35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 10/4. 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 1/28:56 pm -
1 stop32h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![United Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 10/116:20 pm -
3 stops25h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 11/159:20 pm -
2 stops31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$344
This oojo deal was found by Cheapflights users on 10/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2711:00 pm -
Nonstop5h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Icelandair logo]()
$347
This Mytrip deal was found by Cheapflights users on 10/2. 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 1/49:50 pm -
1 stop34h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![SWISS logo]()
$348
This KAYAK deal was found by Cheapflights users on 10/2. 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.
Wed 1/132:50 pm -
2 stops18h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Lufthansa logo]()
$348
Find flight deals from USA to Keflavik Intl
Keep the following information in mind while searching for USA to Keflavik Intl flight deals. Data was last updated October 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $400 (oojo) |
One-way from | $307 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $476 |
Good round-trip deal | $455 or less |
Good one-way deal | $249 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from USA to Keflavik Intl 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 7,457,451 searches. Data last updated October 7, 2026.
Use the filters below to find and compare flights from the United States to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BostonReykjavik
BOS Boston Logan Intl - KEF Reykjavik Keflavik Intl
BOSKEF
Boston Logan Intl
Sun 10/25
11:40 pm-8:50 am
Nonstop5h 10m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$338
BostonReykjavik
BOS Boston Logan Intl - KEF Reykjavik Keflavik Intl
BOSKEF
Boston Logan Intl
Mon 1/4
7:10 pm-9:15 am
2 stops33h 05m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$355
BostonReykjavik
BOS Boston Logan Intl - KEF Reykjavik Keflavik Intl
BOSKEF
Boston Logan Intl
Wed 12/30
7:50 pm-6:05 am
Nonstop5h 15m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$360
NewarkReykjavik
EWR Newark - KEF Reykjavik Keflavik Intl
EWRKEF
Newark
Tue 10/27
8:35 pm-6:15 am
Nonstop5h 40m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$367
OrlandoReykjavik
MCO Orlando - KEF Reykjavik Keflavik Intl
MCOKEF
Orlando
Wed 12/9
5:45 pm-7:30 pm
1 stop20h 45m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$371
NewarkReykjavik
EWR Newark - KEF Reykjavik Keflavik Intl
EWRKEF
Newark
Fri 11/27
11:00 pm-5:15 pm
1 stop13h 15m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$374
New YorkReykjavik
JFK New York John F Kennedy Intl - KEF Reykjavik Keflavik Intl
JFKKEF
New York John F Kennedy Intl
Mon 11/9
8:00 am-11:30 am
1 stop22h 30m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$377
NewarkReykjavik
EWR Newark - KEF Reykjavik Keflavik Intl
EWRKEF
Newark
Thu 12/17
7:35 pm-6:15 am
Nonstop5h 40m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$386
New YorkReykjavik
JFK New York John F Kennedy Intl - KEF Reykjavik Keflavik Intl
JFKKEF
New York John F Kennedy Intl
Tue 10/27
8:25 pm-6:10 am
Nonstop5h 45m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$386
BostonReykjavik
BOS Boston Logan Intl - KEF Reykjavik Keflavik Intl
BOSKEF
Boston Logan Intl
Sat 2/6
5:23 pm-5:00 pm
2 stops18h 37m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$401
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from USA to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from USA with our price prediction graph.
JFK-KEF
RDU-KEF
BOS-KEF
EWR-KEF
MCO-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 the United States to Reykjavik Keflavik Intl Airport
US0-KEF
JFK-KEF
RDU-KEF
BOS-KEF
EWR-KEF
What is the cheapest month to book a flight from USA to Reykjavik Keflavik Intl Airport?
Currently, January is the cheapest month in which you can book a flight from USA to Reykjavik Keflavik Intl Airport (average of $445). Flying from USA to Reykjavik Keflavik Intl Airport in August is currently the most expensive (average of $768). 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 US to KEF?
Find hourly flight availability from USA to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 7, 2026.
It’s typically best to fly out from USA to Reykjavik Keflavik Intl Airport in the morning. Doing so could potentially save you 30% on the flight price compared to flying at noon, which is usually more expensive.
How often are flights from the United States to Reykjavik delayed?
About 18% of weekly flights between United States and Reykjavik have experienced delays in the past year, with the average delay time being 185 minutes.
What is the most punctual flight time for the United States to Reykjavik flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on the United States to Reykjavik flights?
Over the last year, Icelandair have had the lowest number of delays on this route, with just 15% of flights being delayed.
How far ahead should I book a flight from USA to Reykjavik Keflavik Intl Airport?
Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from USA to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
The best insider tips for theUnited States to Reykjavik Keflavik Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Reykjavik Keflavik Intl Airport trip
Our travel experts
Reviews of airlines servicing Keflavik Intl
Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated October 7, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from the United States to Reykjavik Keflavik Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from USA to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsKeflavik
Hveragerdi
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Complete your trip
Complete your trip to Keflavik Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from USA to Keflavik Intl by cabin class
Find flights from USA to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Keflavik Intl
Explore flights to Keflavik Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 7, 2026.
USA and Keflavik Intl flights
Browse other USA and Keflavik Intl flight options. Last updated on October 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
USA to Keflavik Intl flights
Consider these flights traveling from USA to Keflavik Intl.
Top 10 airlines flying from USA to Keflavik Intl
Discover the top 10 airlines that operate flights from USA to Keflavik Intl. 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 7,457,451 searches. Data last updated October 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$655 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$157 | Average$986 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$1,015 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$299 | Average$743 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$345 | Average$875 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$387 | Average$574 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$410 | Average$997 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$427 | Average$673 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$436 | Average$898 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$497 | Average$610 | FlexibilityNo cancel fee | On-time76% |