$675+ Cheap flights from Jacksonville (JAX) 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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — KEF
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from Jacksonville 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
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 Jacksonville to Keflavik Intl
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Best
Last-minute
Cheapest flights from Jacksonville to Keflavik IntlExplore the most affordable flight options available from Jacksonville to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Jacksonville to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:53 am -
1 stop14h 12m
Wed 11/255:00 pm -
1 stop20h 58m
Deal found 9/11![Icelandair logo]()
$675
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:46 am -
1 stop17h 24m
Sat 10/245:10 pm -
1 stop20h 53m
Deal found 9/11![Icelandair logo]()
$677
This oojo deal was found by Cheapflights users on 9/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:27 am -
1 stop13h 38m
Mon 12/74:50 pm -
1 stop22h 43m
Deal found 9/13![Icelandair logo]()
$684
This oojo deal was found by Cheapflights users on 9/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:46 pm -
1 stop28h 19m
Sun 12/135:00 pm -
1 stop21h 04m
Deal found 9/12![Icelandair logo]()
$689
This Expedia deal was found by Cheapflights users on 9/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:45 pm -
2 stops38h 30m
Mon 11/2310:00 am -
2 stops40h 29m
Deal found 9/13![Finnair logo]()
$707
This Finnair deal was found by Cheapflights users on 9/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:00 am -
2 stops27h 15m
Mon 12/710:00 am -
2 stops40h 10m
Deal found 9/12![Multiple Airlines logo]()
$729
This Finnair deal was found by Cheapflights users on 9/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:45 pm -
2 stops40h 30m
Mon 12/1410:00 am -
2 stops40h 10m
Deal found 9/12![Multiple Airlines logo]()
$734
This oojo deal was found by Cheapflights users on 9/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:46 am -
1 stop17h 24m
Mon 10/197:55 pm -
1 stop17h 59m
Deal found 9/12![Icelandair logo]()
$766
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sun 12/67:30 am -
1 stop21h 30m
Mon 12/1412:00 pm -
2 stops26h 06m
Deal found 9/12![United Airlines logo]()
$772
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 12/24:45 pm -
1 stop12h 15m
Mon 12/712:00 pm -
2 stops26h 06m
Deal found 9/12![United Airlines logo]()
$797
This Icelandair deal was found by Cheapflights users on 9/13. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:53 am -
1 stop14h 12m
Mon 11/165:00 pm -
1 stop30h 20m
Deal found 9/13![Multiple Airlines logo]()
$808
Best flights from Jacksonville to Keflavik IntlDiscover carefully curated flight deals from Jacksonville to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Jacksonville to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:46 am -
1 stop17h 24m
Sat 10/245:10 pm -
1 stop20h 53m
Deal found 9/11![Icelandair logo]()
$677
This Finnair deal was found by Cheapflights users on 9/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
2 stops29h 15m
Tue 11/1710:00 am -
2 stops41h 30m
Deal found 9/12![Multiple Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/294:03 pm -
3 stops37h 57m
Thu 11/512:00 pm -
1 stop16h 42m
Deal found 9/14![United Airlines logo]()
$857
This Icelandair deal was found by Cheapflights users on 9/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1110:00 am -
1 stop15h 10m
Fri 1/154:50 pm -
1 stop21h 20m
Deal found 9/10![Multiple Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 11/174:03 pm -
2 stops36h 57m
Mon 11/2312:00 pm -
1 stop11h 01m
Deal found 9/13![United Airlines logo]()
$869
This Icelandair deal was found by Cheapflights users on 9/9. 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 10/77:10 pm -
1 stop9h 30m
Wed 10/147:55 pm -
1 stop17h 42m
Deal found 9/9![Multiple Airlines logo]()
$863
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Fri 10/164:58 pm -
1 stop11h 52m
Sat 10/2410:00 am -
2 stops36h 02m
Deal found 9/12![United Airlines logo]()
$977
This Finnair deal was found by Cheapflights users on 9/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:45 pm -
2 stops38h 30m
Wed 11/2510:00 am -
2 stops55h 54m
Deal found 9/11![Multiple Airlines logo]()
$905
This Icelandair deal was found by Cheapflights users on 9/9. 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 9/243:50 pm -
1 stop13h 20m
Tue 9/297:50 pm -
1 stop22h 30m
Deal found 9/9![Multiple Airlines logo]()
$946
Last-minute flights from Jacksonville to Keflavik IntlDiscover last-minute flight deals from Jacksonville to Keflavik Intl. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to Keflavik Intl. Data last updated September 14, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:44 pm -
1 stop11h 26m
Fri 10/27:50 pm -
1 stop26h 20m
Deal found 9/10![Icelandair logo]()
$850
This Icelandair deal was found by Cheapflights users on 9/14. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:50 pm -
1 stop9h 50m
Fri 10/27:50 pm -
1 stop22h 42m
Deal found 9/14![Multiple Airlines logo]()
$872
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:00 pm -
1 stop9h 55m
Thu 10/157:50 pm -
1 stop26h 20m
Deal found 9/13![Multiple Airlines logo]()
$816
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:00 pm -
1 stop9h 55m
Wed 10/147:55 pm -
1 stop27h 37m
Deal found 9/13![Multiple Airlines logo]()
$896
This Icelandair deal was found by Cheapflights users on 9/9. 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 10/77:10 pm -
1 stop9h 30m
Wed 10/147:55 pm -
1 stop17h 42m
Deal found 9/9![Multiple Airlines logo]()
$863
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:30 pm -
1 stop29h 35m
Sat 10/175:10 pm -
1 stop20h 29m
Deal found 9/11![Icelandair logo]()
$909
This Icelandair deal was found by Cheapflights users on 9/12. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/124:40 pm -
1 stop12h 00m
Mon 10/197:55 pm -
1 stop17h 59m
Deal found 9/12![Multiple Airlines logo]()
$843
This oojo deal was found by Cheapflights users on 9/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:46 am -
1 stop17h 24m
Mon 10/197:55 pm -
1 stop17h 59m
Deal found 9/12![Icelandair logo]()
$766
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:46 am -
1 stop17h 24m
Sat 10/245:10 pm -
1 stop20h 53m
Deal found 9/11![Icelandair logo]()
$677
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/294:03 pm -
3 stops37h 57m
Thu 11/512:00 pm -
2 stops16h 15m
Deal found 9/14![United Airlines logo]()
$857
Find flight deals from Jacksonville to Keflavik Intl
Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $675 (oojo) |
Cheapflights Fare Finder
Customize your flight search to find flights from Jacksonville 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 September 14, 2026.
Use the filters below to find and compare flights from Jacksonville to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Fri 10/16
10:46 am-8:10 am
1 stop17h 24m
Reykjavik Keflavik Intl
Sat 10/24
5:10 pm-10:03 am
1 stop20h 53m
$677
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Wed 11/11
7:00 am-5:15 pm
2 stops29h 15m
Reykjavik Keflavik Intl
Tue 11/17
10:00 am-10:30 pm
2 stops41h 30m
$729
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Mon 1/11
10:00 am-6:10 am
1 stop15h 10m
Reykjavik Keflavik Intl
Fri 1/15
4:50 pm-9:10 am
1 stop21h 20m
$735
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Thu 10/29
4:03 pm-10:00 am
3 stops37h 57m
Reykjavik Keflavik Intl
Thu 11/5
12:00 pm-11:42 pm
1 stop16h 42m
$857
Quickest round-trip
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Wed 10/7
7:10 pm-8:40 am
1 stop9h 30m
Reykjavik Keflavik Intl
Wed 10/14
7:55 pm-9:37 am
1 stop17h 42m
$863
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Tue 11/17
4:03 pm-10:00 am
2 stops36h 57m
Reykjavik Keflavik Intl
Mon 11/23
12:00 pm-6:01 pm
1 stop11h 01m
$869
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Tue 11/3
1:45 pm-9:15 am
2 stops38h 30m
Reykjavik Keflavik Intl
Wed 11/25
10:00 am-12:54 pm
2 stops55h 54m
$905
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Thu 9/24
3:50 pm-9:10 am
1 stop13h 20m
Reykjavik Keflavik Intl
Tue 9/29
7:50 pm-2:20 pm
1 stop22h 30m
$946
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Fri 10/16
4:58 pm-8:50 am
1 stop11h 52m
Reykjavik Keflavik Intl
Sat 10/24
10:00 am-6:02 pm
2 stops36h 02m
$977
Sorted by cheapest first
Compare providers for flights from Jacksonville to Keflavik Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Jacksonville to Keflavik Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Jacksonville-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Jacksonville-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Jacksonville-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Jacksonville-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Jacksonville-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Jacksonville to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Jacksonville with our price prediction graph.
JAX-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.
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 September 14, 2026.
Read reviews from past customers who have flown KLM,Delta, andUnited Airlines from Jacksonville 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.
Crew
8.4
Boarding
7.8
Food
7.3
Overall
7.8
Comfort
7.7
Entertainment
7.2
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Boarding
7.8
Food
7.3
Overall
7.8
Comfort
7.7
Entertainment
7.2
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Boarding
7.8
Food
7.3
Overall
7.8
Comfort
7.7
Entertainment
7.2
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Boarding
7.8
Food
7.3
Overall
7.8
Comfort
7.7
Entertainment
7.2
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Related info for your journey
Find useful and relevant information for your journey from Jacksonville 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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Explore flights to Keflavik Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
Jacksonville and Keflavik Intl flights
Browse other Jacksonville and Keflavik Intl flight options. Last updated on September 14, 2026.
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Jacksonville to Keflavik Intl
Discover the top 3 airlines that operate flights from Jacksonville 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 September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$257 | Average$1,299 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$554 | Average$1,049 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$704 | Average$1,365 | FlexibilityNo cancel fee | On-time69% |