$680+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — KEF
Nov 29 — Dec 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
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 October 30, 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 October 30, 2026.
This oojo deal was found by Cheapflights users on 10/27. 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 12/411:27 am -
1 stop13h 38m
Tue 12/85:00 pm -
1 stop23h 06m
Deal found 10/27![Icelandair logo]()
$680
This oojo deal was found by Cheapflights users on 10/27. 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 12/136:12 am -
1 stop18h 58m
Sun 12/204:50 pm -
1 stop11h 34m
Deal found 10/27![Icelandair logo]()
$682
This Globehunters deal was found by Cheapflights users on 10/26. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:53 am -
1 stop14h 12m
Wed 11/185:00 pm -
1 stop10h 49m
Deal found 10/26![Multiple Airlines logo]()
$683
This oojo deal was found by Cheapflights users on 10/27. 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 12/211:56 am -
1 stop13h 14m
Wed 12/95:00 pm -
1 stop23h 06m
Deal found 10/27![Icelandair logo]()
$694
This Icelandair deal was found by Cheapflights users on 10/27. 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 12/411:27 am -
1 stop13h 38m
Tue 12/85:00 pm -
1 stop23h 06m
Deal found 10/27![Multiple Airlines logo]()
$736
This oojo deal was found by Cheapflights users on 10/26. 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 12/18:45 pm -
1 stop28h 20m
Wed 12/95:00 pm -
1 stop31h 55m
Deal found 10/26![Icelandair logo]()
$780
This FlightHub deal was found by Cheapflights users on 10/27. 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.
Fri 12/45:45 pm -
2 stops36h 05m
Tue 12/811:35 am -
2 stops41h 21m
Deal found 10/27![Scandinavian Airlines logo]()
$782
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/105:25 pm -
2 stops35h 35m
Thu 12/1712:00 pm -
2 stops16h 14m
Deal found 10/26![United Airlines logo]()
$813
This Finnair deal was found by Cheapflights users on 10/26. 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 12/11:44 pm -
2 stops38h 31m
Wed 12/910:00 am -
2 stops41h 50m
Deal found 10/26![Multiple Airlines logo]()
$822
This FlightHub deal was found by Cheapflights users on 10/27. 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.
Wed 12/28:45 pm -
1 stop28h 20m
Wed 12/95:00 pm -
2 stops22h 33m
Deal found 10/27![Multiple Airlines logo]()
$919
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 October 30, 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 October 30, 2026.
This oojo deal was found by Cheapflights users on 10/29. 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 1/1110:15 am -
1 stop14h 55m
Fri 1/154:50 pm -
1 stop29h 52m
Deal found 10/29![Icelandair logo]()
$680
This Icelandair deal was found by Cheapflights users on 10/27. 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 12/411:27 am -
1 stop13h 38m
Tue 12/85:00 pm -
1 stop23h 06m
Deal found 10/27![Multiple Airlines logo]()
$736
This FlightHub deal was found by Cheapflights users on 10/25. 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.
Mon 1/113:45 pm -
2 stops38h 05m
Fri 1/156:05 pm -
2 stops32h 05m
Deal found 10/25![Scandinavian Airlines logo]()
$782
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/1011:35 am -
2 stops41h 25m
Thu 12/1712:00 pm -
1 stop11h 02m
Deal found 10/26![United Airlines logo]()
$813
This oojo deal was found by Cheapflights users on 10/29. 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 2/248:37 pm -
1 stop28h 28m
Sun 2/285:00 pm -
1 stop31h 47m
Deal found 10/29![Icelandair logo]()
$680
This oojo deal was found by Cheapflights users on 10/27. 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 12/136:12 am -
1 stop18h 58m
Sun 12/204:50 pm -
1 stop11h 34m
Deal found 10/27![Icelandair logo]()
$682
Last-minute flights from Jacksonville to Keflavik IntlDiscover last-minute flight deals from Jacksonville to Keflavik Intl. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to Keflavik Intl. Data last updated October 30, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 10/29. 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 11/37:10 am -
2 stops22h 40m
Fri 11/66:05 pm -
2 stops32h 49m
Deal found 10/29![Scandinavian Airlines logo]()
$1,166
This Expedia deal was found by Cheapflights users on 10/29. 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 11/37:10 pm -
2 stops38h 10m
Fri 11/65:00 pm -
1 stop22h 01m
Deal found 10/29![Multiple Airlines logo]()
$1,389
This Finnair deal was found by Cheapflights users on 10/27. 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 11/51:45 pm -
2 stops38h 30m
Sun 11/810:00 am -
2 stops39h 54m
Deal found 10/27![Multiple Airlines logo]()
$1,202
This Globehunters deal was found by Cheapflights users on 10/26. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:53 am -
1 stop14h 12m
Wed 11/185:00 pm -
1 stop10h 49m
Deal found 10/26![Multiple Airlines logo]()
$683
This KAYAK deal was found by Cheapflights users on 10/25. 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.
Sun 11/228:24 pm -
2 stops33h 26m
Sun 11/2911:50 am -
2 stops35h 20m
Deal found 10/25![British Airways logo]()
$1,369
This KAYAK deal was found by Cheapflights users on 10/25. 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.
Sun 11/2212:35 pm -
1 stop16h 25m
Sun 11/293:20 pm -
2 stops37h 22m
Deal found 10/25![Lufthansa logo]()
$1,401
This Icelandair deal was found by Cheapflights users on 10/25. 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.
Sun 11/226:30 am -
1 stop18h 40m
Sun 11/295:10 pm -
1 stop11h 20m
Deal found 10/25![Multiple Airlines logo]()
$1,973
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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $680 (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 October 30, 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
Mon 1/11
10:15 am-6:10 am
1 stop14h 55m
Reykjavik Keflavik Intl
Fri 1/15
4:50 pm-5:42 pm
1 stop29h 52m
$680
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Wed 2/24
8:37 pm-6:05 am
1 stop28h 28m
Reykjavik Keflavik Intl
Sun 2/28
5:00 pm-7:47 pm
1 stop31h 47m
$680
Quickest round-trip
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Sun 12/13
6:12 am-6:10 am
1 stop18h 58m
Reykjavik Keflavik Intl
Sun 12/20
4:50 pm-11:24 pm
1 stop11h 34m
$682
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Fri 12/4
11:27 am-6:05 am
1 stop13h 38m
Reykjavik Keflavik Intl
Tue 12/8
5:00 pm-11:06 am
1 stop23h 06m
$736
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Mon 1/11
3:45 pm-10:50 am
2 stops38h 05m
Reykjavik Keflavik Intl
Fri 1/15
6:05 pm-9:10 pm
2 stops32h 05m
$782
JacksonvilleReykjavik
JAX Jacksonville - KEF Reykjavik Keflavik Intl
JAXKEF
Jacksonville
Thu 12/10
11:35 am-10:00 am
2 stops41h 25m
Reykjavik Keflavik Intl
Thu 12/17
12:00 pm-6:02 pm
1 stop11h 02m
$813
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 October.
| 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 | |
| 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 October 30, 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.
Boarding
7.8
Overall
7.8
Food
7.4
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Overall
7.8
Food
7.4
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Overall
7.8
Food
7.4
Entertainment
7.2
Comfort
7.7
Crew
8.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Boarding
7.8
Overall
7.8
Food
7.4
Entertainment
7.2
Comfort
7.7
Crew
8.4
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 locationsHveragerdi
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
Keflavik Intl flight routes
Other flight options
Other flights from Jacksonville
Popular flights
Alternative routes for Jacksonville to Keflavik Intl
See prices for flight routes from nearby airports that may be better suited for you.
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 Jacksonville to Keflavik Intl by cabin class
Find flights from Jacksonville 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 30, 2026.
Jacksonville and Keflavik Intl flights
Browse other Jacksonville and Keflavik Intl flight options. Last updated on October 30, 2026.
Other flights from Jacksonville
Browse through other flights departing from Jacksonville. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$447 | 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% |