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Keflavik Intl

$79+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — KEF
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Lisbon Humberto Delgado to Reykjavik Keflavik Intl are usually found in January or February, booked 52 days in advance, depart on a Monday or Tuesday and return on a Tuesday

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 January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$201
(easyJet worldwide)

One-way from

$79
(easyJet worldwide)

Popular in

June

Cheapest in

January

Average price

$184

Good round-trip deal

$262 or less

Good one-way deal

$239 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. 16% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Lisbon Humberto Delgado to Reykjavik Keflavik Intl.
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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 January 21, 2025.

This easyJet worldwide deal was found by Cheapflights users on 1/21. 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 easyJet worldwide is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/178:00 pmLIS - KEF
1 stop14h 10measyJet
Tue 3/1812:15 pmKEF - LIS
1 stop10h 30measyJet
Deal found 1/21$201
This PLAY deal was found by Cheapflights users on 1/21. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/39:15 pmLIS - KEF
Nonstop4h 35mPLAY
Mon 3/103:50 pmKEF - LIS
Nonstop4h 25mPLAY
Deal found 1/21$220
This easyJet worldwide deal was found by Cheapflights users on 1/21. 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 easyJet worldwide is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2311:00 amLIS - KEF
1 stop15h 25mMultiple Airlines
Fri 5/303:30 pmKEF - LIS
1 stop17h 50mMultiple Airlines
Deal found 1/21$243
This Scandinavian Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 2/1112:50 pmLIS - KEF
1 stop10h 30mScandinavian Airlines
Sun 2/167:35 amKEF - LIS
1 stop14h 15mScandinavian Airlines
Deal found 1/21$350
This SWISS deal was found by Cheapflights users on 1/21. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/253:25 pmLIS - KEF
1 stop21h 55mSWISS
Sat 3/15:50 pmKEF - LIS
1 stop20h 45mSWISS
Deal found 1/21$375
This Lufthansa deal was found by Cheapflights users on 1/20. 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.
Wed 11/127:00 pmLIS - KEF
1 stop19h 15mLufthansa
Sun 11/162:55 pmKEF - LIS
1 stop7h 55mLufthansa
Deal found 1/20$398
This Icelandair deal was found by Cheapflights users on 1/21. 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 3/39:20 pmLIS - KEF
Nonstop4h 30mIcelandair
Mon 3/108:00 amKEF - LIS
1 stop11h 55mIcelandair
Deal found 1/21$425
This KLM deal was found by Cheapflights users on 1/21. 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.
Mon 3/35:00 amLIS - KEF
1 stop14h 05mKLM
Mon 3/108:05 pmKEF - LIS
1 stop14h 30mKLM
Deal found 1/21$426
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/21. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/249:20 pmLIS - KEF
Nonstop4h 30mTAP AIR PORTUGAL
Sat 3/17:40 amKEF - LIS
1 stop6h 20mTAP AIR PORTUGAL
Deal found 1/21$492
This British Airways deal was found by Cheapflights users on 1/21. 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.
Mon 3/310:40 amLIS - KEF
1 stop24h 15mBritish Airways
Mon 3/1011:45 amKEF - LIS
2 stops11h 40mBritish Airways
Deal found 1/21$586
This Austrian Airlines deal was found by Cheapflights users on 1/21. 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.
Fri 6/65:05 amLIS - KEF
2 stops19h 15mAustrian Airlines
Fri 6/1312:10 amKEF - LIS
2 stops14h 05mAustrian Airlines
Deal found 1/21$674
This Turkish Airlines deal was found by Cheapflights users on 1/21. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/144:00 pmLIS - KEF
2 stops23h 20mTurkish Airlines
Fri 3/214:20 pmKEF - LIS
2 stops22h 40mTurkish Airlines
Deal found 1/21$715

Find flights from Lisbon to Keflavik Intl within your budget

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 January 21, 2025.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Mon 3/17

8:00 pm-10:10 am

1 stop14h 10m

Reykjavik Keflavik Intl

Tue 3/18

12:15 pm-10:45 pm

1 stop10h 30m

$201

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Mon 3/3

9:15 pm-1:50 am

Nonstop4h 35m

Reykjavik Keflavik Intl

Mon 3/10

3:50 pm-8:15 pm

Nonstop4h 25m

$220

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Fri 5/23

11:00 am-1:25 am

1 stop15h 25m

Reykjavik Keflavik Intl

Fri 5/30

3:30 pm-10:20 am

1 stop17h 50m

$243

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Tue 2/11

12:50 pm-11:20 pm

1 stop10h 30m

Reykjavik Keflavik Intl

Sun 2/16

7:35 am-9:50 pm

1 stop14h 15m

$350

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Tue 2/25

3:25 pm-1:20 pm

1 stop21h 55m

Reykjavik Keflavik Intl

Sat 3/1

5:50 pm-2:35 pm

1 stop20h 45m

$375

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Mon 3/3

9:20 pm-1:50 am

Nonstop4h 30m

Reykjavik Keflavik Intl

Mon 3/10

8:00 am-7:55 pm

1 stop11h 55m

$425

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Mon 3/3

5:00 am-7:05 pm

1 stop14h 05m

Reykjavik Keflavik Intl

Mon 3/10

8:05 pm-10:35 am

1 stop14h 30m

$426

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Wed 2/5

2:10 pm-1:55 pm

2 stops47h 45m

Reykjavik Keflavik Intl

Sat 2/8

2:20 pm-11:30 pm

2 stops33h 10m

$448

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Mon 2/24

9:20 pm-1:50 am

Nonstop4h 30m

Reykjavik Keflavik Intl

Sat 3/1

7:40 am-2:00 pm

1 stop6h 20m

$492

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Mon 3/3

10:40 am-10:55 am

1 stop24h 15m

Reykjavik Keflavik Intl

Mon 3/10

11:45 am-11:25 pm

2 stops11h 40m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 19 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 January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice 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 Lisbon-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 Lisbon-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >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 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 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.

Travel insights for flights from Lisbon to Keflavik Intl

Get recent, data-driven insights about flights from Lisbon to Keflavik Intl including ideal travel times, pricing trends, and more.

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 January 17, 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 52 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 June is currently the most expensive (average of $662). 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 January 21, 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 January 21, 2025.
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Finnair
7.6
Good
1,286 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Austrian Airlines
7.6
Good
786 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,600 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Turkish Airlines
7.3
Good
3,931 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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 easyJet is currently your cheapest option to Reykjavik Keflavik Intl Airport, with prices starting at $201. Additional round-trip tickets that might be worth considering are offered by PLAY and Scandinavian Airlines, with the lowest prices starting at $220 and $350, respectively. Users have found that easyJet 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 ($79), PLAY ($122), and Iberia ($233).

  • 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 $344, our data shows the cheapest flight currently is $220. 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 June is currently the most expensive (average of $662). 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$172Average$251FlexibilityNo cancel feeOn-timeN/A
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