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Cheap flights from Lisbon to Reykjavik Keflavik Intl Airport from £101

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — KEF
27 Feb — 6 Mar1
1 adult

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 Monday or Tuesday 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 22 February 2025.

Round-trip from

£186

One-way from

£101

Popular in

June

Cheapest in

January

Average price

£168

Good round-trip deal

£226 or less

Good one-way deal

£253 or less
easyJet
  • easyJet
  • 29/4-6/5
  • 2 total stops
  • 31h 55m total
  • Lisbon to Reykjavik
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Transavia France
  • Transavia France
  • 12/3
  • 1 total stop
  • 7h 35m total
  • Lisbon to Reykjavik
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£46 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in February 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 22 February 2025.

Tue 29/406:15LIS - KEF
1 stop18h 20measyJet
Tue 6/517:55KEF - LIS
1 stop13h 35measyJet
Deal found 22/2£186
Mon 22/1221:15LIS - KEF
Nonstop4h 35mPLAY
Fri 2/115:50KEF - LIS
Nonstop4h 25mPLAY
Deal found 21/2£198
Wed 30/406:15LIS - KEF
2 stops27h 05mLufthansa
Thu 8/514:20KEF - LIS
1 stop8h 10mLufthansa
Deal found 22/2£200
Mon 24/321:15LIS - KEF
Nonstop4h 35mMultiple Airlines
Mon 31/315:20KEF - LIS
1 stop16h 10mMultiple Airlines
Deal found 21/2£253
Sun 13/422:20LIS - KEF
Nonstop4h 30mIcelandair
Thu 24/416:00KEF - LIS
Nonstop4h 20mIcelandair
Deal found 21/2£310
Mon 8/907:15LIS - KEF
1 stop17h 35mScandinavian Airlines
Fri 19/907:55KEF - LIS
1 stop13h 10mScandinavian Airlines
Deal found 21/2£343
Wed 2/714:30LIS - KEF
2 stops18h 50mSWISS
Mon 14/700:45KEF - LIS
1 stop30h 35mSWISS
Deal found 22/2£350
Sun 27/422:20LIS - KEF
Nonstop4h 30mTAP AIR PORTUGAL
Sun 4/516:00KEF - LIS
Nonstop4h 20mTAP AIR PORTUGAL
Deal found 22/2£383
Sat 15/311:25LIS - KEF
1 stop7h 40mKLM
Sat 22/320:00KEF - LIS
1 stop18h 35mKLM
Deal found 22/2£387
Thu 1/516:15LIS - KEF
2 stops32h 05mAustrian Airlines
Tue 6/500:10KEF - LIS
2 stops20h 55mAustrian Airlines
Deal found 22/2£387
Thu 21/809:35LIS - KEF
1 stop15h 45mTransavia France
Thu 28/801:10KEF - LIS
1 stop15h 55mTransavia France
Deal found 22/2£409
Fri 21/307:05LIS - KEF
1 stop10h 30mBritish Airways
Fri 28/318:45KEF - LIS
1 stop15h 30mBritish Airways
Deal found 21/2£477

Find flights from Lisbon to Keflavik Intl within your budget

Customise 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 858,174 searches. Data last updated 22 February 2025.

Fly from

Lisbon

Fly to

Keflavik Intl

Route

Depart

Return

Price

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Tue 29/4

06:15-23:35

1 stop18h 20m

Reykjavik Keflavik Intl

Tue 6/5

17:55-08:30

1 stop13h 35m

£186

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Wed 30/4

06:15-08:20

2 stops27h 05m

Reykjavik Keflavik Intl

Thu 8/5

14:20-23:30

1 stop8h 10m

£200

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Mon 24/3

21:15-01:50

Nonstop4h 35m

Reykjavik Keflavik Intl

Mon 31/3

15:20-08:30

1 stop16h 10m

£253

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Sun 13/4

22:20-01:50

Nonstop4h 30m

Reykjavik Keflavik Intl

Thu 24/4

16:00-21:20

Nonstop4h 20m

£310

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Wed 2/7

14:30-08:20

2 stops18h 50m

Reykjavik Keflavik Intl

Mon 14/7

00:45-08:20

1 stop30h 35m

£350

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Thu 6/3

18:55-10:40

1 stop15h 45m

Reykjavik Keflavik Intl

Thu 13/3

12:00-22:10

1 stop10h 10m

£353

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Sun 27/4

22:20-01:50

Nonstop4h 30m

Reykjavik Keflavik Intl

Sun 4/5

16:00-21:20

Nonstop4h 20m

£383

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Sat 15/3

11:25-19:05

1 stop7h 40m

Reykjavik Keflavik Intl

Sat 22/3

20:00-14:35

1 stop18h 35m

£387

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Thu 1/5

16:15-23:20

2 stops32h 05m

Reykjavik Keflavik Intl

Tue 6/5

00:10-22:05

2 stops20h 55m

£387

LisbonReykjavik

LIS - KEF

LISKEF

Lisbon Humberto Delgado

Thu 21/8

09:35-00:20

1 stop15h 45m

Reykjavik Keflavik Intl

Thu 28/8

01:10-18:05

1 stop15h 55m

£409

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 20 results
1
2

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 return 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 return flight from Lisbon to Keflavik Intl. Price data was last updated on 14 February 2025.

Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from Lisbon to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Lisbon to Reykjavik Keflavik Intl Airport (average of £75). Flying from Lisbon to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of £289). 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 22 February 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lisbon to Reykjavik Keflavik Intl Airport as you normally would.

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 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 40.0 mm.

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 11.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

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 22 February 2025.
Read reviews from past customers who have flown KLM, Finnair and Austrian Airlines from Lisbon to Reykjavik. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,330 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

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
1,330 reviews
KLM
7.8
Good
1,330 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

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
1,271 reviews
KLM
7.8
Good
1,330 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

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
7.5
Good
771 reviews
KLM
7.8
Good
1,330 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

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
1,566 reviews
KLM
7.8
Good
1,330 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

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
3,825 reviews
KLM
7.8
Good
1,330 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.3

Entertainment

7.2

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

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?

    Lisbon Humberto Delgado (LIS), located 4.2 mi from the city center, is the airport you fly out of when you book flights from Lisbon to Reykjavik Keflavik Intl. 0 airlines have flights from Humberto Delgado to Reykjavik Keflavik Intl on a regular basis. Booking flights from Lisbon Humberto Delgado to Reykjavik Keflavik Intl should not be difficult; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day.

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

    Our cheapest airline available from Lisbon to Reykjavik Keflavik Intl Airport is easyJet. Our recent data shows that you can find tickets from as low as £186 on this airline. Additional options worth looking into are Lufthansa and Icelandair, starting at £200 and £310 round-trip. Users have found that easyJet is 19% 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?

    For one-way options, check prices for Transavia France. According to our data, you can fly for as low as £101. Users have also found prices from £102 and £227 on easyJet and TAP AIR PORTUGAL, respectively.

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

    On average you can expect to pay £240 for a flight from Lisbon to Reykjavik Keflavik Intl Airport. The cheapest flight overall is £226 while the most popular route, (Lisbon Humberto Delgado - Reykjavik Keflavik Intl) is currently priced at £345.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Lisbon to Reykjavik Keflavik Intl Airport (average of £75). Flying from Lisbon to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of £289). 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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Can Cheapflights notify me if prices for flights from Lisbon to Keflavik Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Keflavik Intl from Lisbon today and book when prices fit your budget.

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