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Keflavik Intl

$505+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — KEF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Ovago deal was found by Cheapflights users on 12/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:45 pmJAX - KEF
2 stops38h 10mBritish Airways
Sat 1/311:55 amKEF - JAX
2 stops37h 35mBritish Airways
Deal found 12/16$8,032

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$505
(Finnair)

Popular in

October

Cheapest in

December

Average price

$247
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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Highest demand for flights based on searches. 18% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 18, 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

Wed 4/15

12:05 pm-7:50 am

2 stops39h 45m

Reykjavik Keflavik Intl

Wed 4/22

5:10 pm-7:50 pm

2 stops30h 40m

$505

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Wed 4/15

7:24 pm-9:30 am

1 stop10h 06m

Reykjavik Keflavik Intl

Wed 4/22

11:25 am-9:10 pm

1 stop13h 45m

$589

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Wed 2/25

12:45 pm-2:15 pm

2 stops20h 30m

Reykjavik Keflavik Intl

Tue 3/3

3:20 pm-8:14 pm

2 stops33h 54m

$616

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Sat 1/31

12:00 pm-6:05 am

1 stop13h 05m

Reykjavik Keflavik Intl

Sat 2/7

5:00 pm-11:09 am

1 stop23h 09m

$621

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Tue 4/14

11:29 am-9:30 am

2 stops18h 01m

Reykjavik Keflavik Intl

Tue 4/21

11:25 am-9:10 pm

1 stop13h 45m

$643

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Fri 1/30

10:00 am-6:05 am

2 stops15h 05m

Reykjavik Keflavik Intl

Mon 2/2

5:00 pm-11:09 am

1 stop23h 09m

$664

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Sat 1/31

1:45 pm-2:20 pm

2 stops19h 35m

Reykjavik Keflavik Intl

Sat 2/7

3:10 pm-9:44 pm

2 stops59h 34m

$683

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Tue 3/3

10:43 am-6:05 am

2 stops14h 22m

Reykjavik Keflavik Intl

Tue 3/10

5:00 pm-9:56 am

1 stop20h 56m

$709

JacksonvilleReykjavik

JAX - KEF

JAXKEF

Jacksonville

Mon 1/19

10:13 am-6:10 am

1 stop14h 57m

Reykjavik Keflavik Intl

Fri 1/23

5:00 pm-11:09 am

1 stop23h 09m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Jacksonville-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 18, 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 December 18, 2025.
Read reviews from past customers who have flown KLM and United 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.
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,428 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,095 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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. 2 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 10h 06m. Delta provides one of the quickest options available for as low as $589. The distance between Jacksonville and Reykjavik Keflavik Intl Airport is about 3414 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $583, KLM will fly you from Jacksonville to Reykjavik Keflavik Intl Airport and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $609. These flights start at 33% lower than the current average price 3 months from now.

  • 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 2 airlines flying from Jacksonville to Keflavik Intl

Discover the top 2 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$583Average$844FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$609Average$1,101FlexibilityNo cancel feeOn-time69%

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