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Keflavik Intl

$131+ Cheap flights from Lisbon (LIS) 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — KEF
avr. 22 — avr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Lisbon Humberto Delgado to Reykjavik Keflavik Intl are usually found in January or February, booked 28 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Lisbon to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) 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 avril 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$208
(Mytrip)

One-way from

$131
(Connections by easyJet)

Popular in

June

Cheapest in

January

Average price

$302

Good one-way deal

$184 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Reykjavik Keflavik Intl flights.
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From Lisbon Humberto Delgado to Reykjavik Keflavik Intl
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One-way flight from Lisbon Humberto Delgado to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 19% potential increase in price ($72 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a one-way flight from Lisbon Humberto Delgado to Reykjavik Keflavik Intl.
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Find flight deals from Lisbon to Keflavik Intl

Cheapest flights from Lisbon to Keflavik Intl
Explore the most affordable flight options available from Lisbon to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/17. 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.
ven. 5/239:20 pmLIS - KEF
Nonstop4h 30mPLAY
ven. 5/302:50 pmKEF - LIS
Nonstop4h 30mPLAY
Deal found 4/17$208
This Lufthansa deal was found by Cheapflights users on 4/16. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 5/143:35 pmLIS - KEF
1 stop17h 45mMultiple Airlines
mar. 5/202:20 pmKEF - LIS
1 stop8h 10mMultiple Airlines
Deal found 4/16$255
This Connections by easyJet deal was found by Cheapflights users on 4/17. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/247:00 amLIS - KEF
1 stop17h 35measyJet
dim. 6/89:35 amKEF - LIS
1 stop10h 25measyJet
Deal found 4/17$356
This Scandinavian Airlines deal was found by Cheapflights users on 4/17. 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.
mer. 10/157:15 amLIS - KEF
1 stop27h 15mScandinavian Airlines
dim. 10/197:35 amKEF - LIS
1 stop13h 30mScandinavian Airlines
Deal found 4/17$400
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/16:15 amLIS - KEF
1 stop18h 55mLufthansa
sam. 5/31:15 amKEF - LIS
1 stop19h 35mLufthansa
Deal found 4/17$416
This KLM deal was found by Cheapflights users on 4/17. 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.
jeu. 9/1110:25 amLIS - KEF
1 stop8h 45mKLM
ven. 9/198:35 amKEF - LIS
1 stop13h 15mKLM
Deal found 4/17$460
This Austrian Airlines deal was found by Cheapflights users on 4/17. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/14:15 pmLIS - KEF
2 stops32h 05mAustrian Airlines
dim. 5/412:10 amKEF - LIS
2 stops20h 55mAustrian Airlines
Deal found 4/17$464
This Icelandair deal was found by Cheapflights users on 4/17. 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.
mer. 10/156:55 amLIS - KEF
1 stop12h 00mIcelandair
dim. 10/194:00 pmKEF - LIS
Nonstop4h 20mIcelandair
Deal found 4/17$544
This SmartFares deal was found by Cheapflights users on 4/17. 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.
jeu. 5/110:20 pmLIS - KEF
Nonstop4h 30mTAP AIR PORTUGAL
dim. 5/44:00 pmKEF - LIS
Nonstop4h 20mTAP AIR PORTUGAL
Deal found 4/17$551
This LOT deal was found by Cheapflights users on 4/17. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 10/42:25 pmLIS - KEF
1 stop10h 30mLOT
sam. 10/1112:45 amKEF - LIS
1 stop11h 40mLOT
Deal found 4/17$691
This British Airways deal was found by Cheapflights users on 4/17. 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.
sam. 5/36:55 pmLIS - KEF
1 stop15h 35mBritish Airways
mer. 5/710:55 amKEF - LIS
2 stops11h 30mBritish Airways
Deal found 4/17$728
This Finnair deal was found by Cheapflights users on 4/17. 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.
jeu. 5/14:30 pmLIS - KEF
2 stops23h 35mFinnair
lun. 5/58:45 amKEF - LIS
2 stops13h 05mFinnair
Deal found 4/17$1,145

Cheapflights Fare Finder

Customize your flight search to find flights from Lisbon 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 avril 17, 2025.
Use the filters below to find and compare flights from Lisbon to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Lisbon

Fly to

Keflavik Intl

Route

Depart

Return

Price

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

ven. 5/23

9:20 pm-12:50 am

Nonstop4h 30m

Reykjavik Keflavik Intl

ven. 5/30

2:50 pm-8:20 pm

Nonstop4h 30m

$208

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

mer. 5/14

3:35 pm-8:20 am

1 stop17h 45m

Reykjavik Keflavik Intl

mar. 5/20

2:20 pm-11:30 pm

1 stop8h 10m

$255

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

sam. 5/24

7:00 am-11:35 pm

1 stop17h 35m

Reykjavik Keflavik Intl

dim. 6/8

9:35 am-9:00 pm

1 stop10h 25m

$356

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

jeu. 5/1

6:15 am-12:10 am

1 stop18h 55m

Reykjavik Keflavik Intl

sam. 5/3

1:15 am-9:50 pm

1 stop19h 35m

$416

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

ven. 8/29

6:25 pm-11:50 pm

1 stop30h 25m

Reykjavik Keflavik Intl

ven. 9/5

7:55 am-10:05 pm

1 stop13h 10m

$457

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

jeu. 9/11

10:25 am-6:10 pm

1 stop8h 45m

Reykjavik Keflavik Intl

ven. 9/19

8:35 am-10:50 pm

1 stop13h 15m

$460

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

jeu. 5/1

4:15 pm-11:20 pm

2 stops32h 05m

Reykjavik Keflavik Intl

dim. 5/4

12:10 am-10:05 pm

2 stops20h 55m

$464

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

jeu. 5/1

10:20 pm-1:50 am

Nonstop4h 30m

Reykjavik Keflavik Intl

dim. 5/4

4:00 pm-9:20 pm

Nonstop4h 20m

$551

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

sam. 10/4

2:25 pm-11:55 pm

1 stop10h 30m

Reykjavik Keflavik Intl

sam. 10/11

12:45 am-1:25 pm

1 stop11h 40m

$691

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

sam. 5/3

6:55 pm-9:30 am

1 stop15h 35m

Reykjavik Keflavik Intl

mer. 5/7

10:55 am-11:25 pm

2 stops11h 30m

$728

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 17 results
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Compare providers for flights from Lisbon 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 Lisbon to Keflavik Intl in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 Lisbon-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 Lisbon-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lisbon-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-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 Lisbon-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 Lisbon to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Lisbon 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 Lisbon to Reykjavik Keflavik Intl Airport

How far ahead should I book a flight from Lisbon to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Lisbon to Keflavik Intl. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Lisbon to Reykjavik Keflavik Intl Airport, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Lisbon to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Lisbon to Reykjavik Keflavik Intl Airport (average of $328). Flying from Lisbon to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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 LIS to KEF?

Find hourly flight availability from Lisbon 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 avril 17, 2025.

When flying from Lisbon to Reykjavik Keflavik Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 avril 17, 2025.
KLM
7.8
Good
1,327 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,327 reviews
KLM
7.8
Good
1,327 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
LOT
7.6
Good
1,065 reviews
KLM
7.8
Good
1,327 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Finnair
7.6
Good
1,269 reviews
KLM
7.8
Good
1,327 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.6
Good
775 reviews
KLM
7.8
Good
1,327 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Scandinavian Airlines
7.3
Good
1,335 reviews
KLM
7.8
Good
1,327 reviews

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Lisbon 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 Lisbon to Reykjavik Keflavik Intl?

    Located just 4.2 mi from the city center, Lisbon Humberto Delgado is the airport most travelers will use when flying to Reykjavik Keflavik Intl from Lisbon. Booking flights from Humberto Delgado (LIS) to Reykjavik Keflavik Intl should be relatively easy as there are 0 daily outbound flights to Reykjavik Keflavik Intl from 1 airline.

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

    Flying on PLAY is currently your cheapest option to Reykjavik Keflavik Intl Airport, with prices starting at $208. Additional round-trip tickets that might be worth considering are offered by easyJet and Lufthansa, with the lowest prices starting at $356 and $416, respectively. Users have found that PLAY is 30% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Lisbon to Reykjavik Keflavik Intl Airport one-way?

    The cheapest airlines for a one-way flight from Lisbon to Reykjavik Keflavik Intl Airport are easyJet ($131), PLAY ($194), and Scandinavian Airlines ($280).

  • What are the cheapest flights from Lisbon to Reykjavik Keflavik Intl Airport?

    While on average a flight from Lisbon to Reykjavik Keflavik Intl Airport is generally $212, our data shows the cheapest flight currently is $183. When looking at the most popular route, (Lisbon Humberto Delgado - Reykjavik Keflavik Intl), you can expect to pay $181 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lisbon 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.

  • What is the cheapest month to book a flight from Lisbon to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Lisbon to Reykjavik Keflavik Intl Airport (average of $328). Flying from Lisbon to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $651). 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.

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Top airline flying from Lisbon to Keflavik Intl

Discover the top airline that operate flights from Lisbon 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 avril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$168Average$249FlexibilityNo cancel feeOn-timeN/A

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