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Keflavik Intl

$417+ Cheap flights from Jacksonville (JAX) to Keflavik Intl (KEF)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — KEF
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap 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 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$684
(Finnair)

One-way from

$417
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$270
Provider with most accurate pricing for Jacksonville-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Jacksonville-Reykjavik Keflavik Intl flights.
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From Jacksonville to Reykjavik Keflavik Intl
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One-way flight from Jacksonville to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 18% potential increase in price ($160 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Jacksonville to Keflavik Intl

Cheapest flights from Jacksonville to Keflavik Intl
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 16, 2025.

This United Airlines deal was found by Cheapflights users on 10/14. 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 11/2810:41 amJAX - KEF
3 stops21h 39mMultiple Airlines
Fri 12/53:25 pmKEF - JAX
2 stops35h 07mMultiple Airlines
Deal found 10/14$657
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/158:00 amJAX - KEF
3 stops25h 20mMultiple Airlines
Sat 11/222:20 pmKEF - JAX
3 stops37h 31mMultiple Airlines
Deal found 10/16$714
This Expedia deal was found by Cheapflights users on 10/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:28 pmJAX - KEF
2 stops25h 27mScandinavian Airlines
Thu 11/2011:30 amKEF - JAX
2 stops40h 35mScandinavian Airlines
Deal found 10/14$801
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/166:49 pmJAX - KEF
2 stops38h 31mMultiple Airlines
Sun 11/233:20 pmKEF - JAX
2 stops35h 02mMultiple Airlines
Deal found 10/16$852
This American Airlines deal was found by Cheapflights users on 10/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:59 amJAX - KEF
3 stops19h 56mMultiple Airlines
Wed 12/311:50 amKEF - JAX
2 stops34h 38mMultiple Airlines
Deal found 10/15$857
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:48 pmJAX - KEF
1 stop31h 52mMultiple Airlines
Sun 11/164:45 pmKEF - JAX
2 stops21h 13mMultiple Airlines
Deal found 10/15$875
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:15 amJAX - KEF
2 stops23h 30mScandinavian Airlines
Sun 11/167:35 amKEF - JAX
2 stops20h 30mScandinavian Airlines
Deal found 10/15$879
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:01 pmJAX - KEF
2 stops37h 44mScandinavian Airlines
Wed 12/311:30 amKEF - JAX
2 stops40h 34mScandinavian Airlines
Deal found 10/15$891

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 2,558,603 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Jacksonville to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Jacksonville

Fly to

Keflavik Intl

Route

Depart

Return

Price

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Fri 11/28

10:41 am-1:20 pm

3 stops21h 39m

Reykjavik Keflavik Intl

Fri 12/5

3:25 pm-9:32 pm

2 stops35h 07m

$657

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Wed 3/11

1:24 pm-9:15 am

2 stops39h 51m

Reykjavik Keflavik Intl

Sun 3/15

10:00 am-9:47 pm

2 stops39h 47m

$684

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Sat 2/21

1:25 pm-9:15 am

2 stops38h 50m

Reykjavik Keflavik Intl

Sat 2/28

6:00 pm-7:54 pm

2 stops30h 54m

$728

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Mon 3/16

1:24 pm-9:15 am

2 stops39h 51m

Reykjavik Keflavik Intl

Sun 3/22

10:00 am-9:47 pm

2 stops39h 47m

$731

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Wed 3/11

11:08 am-2:15 pm

3 stops23h 07m

Reykjavik Keflavik Intl

Sun 3/15

3:20 pm-11:27 pm

3 stops36h 07m

$750

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Thu 2/5

7:00 am-10:45 am

3 stops22h 45m

Reykjavik Keflavik Intl

Mon 2/9

7:35 am-9:13 pm

2 stops18h 38m

$793

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Sat 11/15

8:00 am-2:20 pm

3 stops25h 20m

Reykjavik Keflavik Intl

Sat 11/22

3:10 pm-9:22 pm

2 stops35h 12m

$793

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Wed 3/11

10:45 am-6:05 am

1 stop15h 20m

Reykjavik Keflavik Intl

Sun 3/15

9:55 am-4:53 pm

1 stop10h 58m

$819

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Fri 3/13

9:45 am-1:20 pm

2 stops23h 35m

Reykjavik Keflavik Intl

Sun 3/22

3:20 pm-9:21 pm

2 stops34h 01m

$835

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Sat 2/21

12:45 pm-2:20 pm

2 stops20h 35m

Reykjavik Keflavik Intl

Fri 2/27

1:15 am-8:14 pm

3 stops23h 59m

$849

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 16 results
1
2

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.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 Jacksonville to Reykjavik Keflavik Intl Airport

What is the cheapest time of day to fly from JAX to KEF?

Find hourly flight availability from Jacksonville 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 16, 2025.

It’s optimal to fly from Jacksonville to Reykjavik Keflavik Intl Airport in the morning. By choosing this option you can save up to 61% on the cost of your flight, compared to a flight in the evening.

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 16, 2025.
Read reviews from past customers who have flown KLM, United Airlines, and Icelandair 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.
KLM
7.7
Good
1,404 reviews

Overall

7.7

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,404 reviews
KLM
7.7
Good
1,404 reviews

Overall

7.7

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
8,980 reviews
KLM
7.7
Good
1,404 reviews

Overall

7.7

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Icelandair
7.0
Good
556 reviews
KLM
7.7
Good
1,404 reviews

Overall

7.7

Comfort

7.6

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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.

  • What airport do you fly from for flights from Jacksonville to Reykjavik Keflavik Intl?

    For a flight from Jacksonville to Reykjavik Keflavik Intl, you will be flying from Jacksonville. Jacksonville (JAX) is just 11.2 mi from the center of the city. Jacksonville is the only Jacksonville airport and it handles 0 outbound flights to Reykjavik Keflavik Intl per day. 3 airlines have flights to Reykjavik Keflavik Intl from Jacksonville on a regular basis.

  • How long is the flight from Jacksonville to Reykjavik Keflavik Intl Airport?

    A quick flight from Jacksonville to Reykjavik Keflavik Intl Airport can take about 39h 51m. Finnair provides one of the quickest options available for as low as $684. The distance between Jacksonville and Reykjavik Keflavik Intl Airport is about 3414 mi.

  • What are the cheapest airlines flying from Jacksonville to Reykjavik Keflavik Intl Airport round-trip?

    Currently priced at $423, Icelandair will fly you from Jacksonville to Reykjavik Keflavik Intl Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from KLM and United Airlines - these airlines can fly you to your destination from $583 and $609, respectively.

  • Can I find deals for flights from Jacksonville to Keflavik Intl that include hotel bookings?

    Yes. In addition to deals on Jacksonville to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Jacksonville to Keflavik Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Jacksonville to Keflavik Intl.

  • Can I find deals for business class flights from Jacksonville to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Jacksonville to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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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 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$423Average$1,069FlexibilityNo cancel feeOn-time76%
KLMCheapest$583Average$953FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$609Average$1,083FlexibilityNo cancel feeOn-time69%

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