Lisbon

$108+ Cheap flights from Keflavik Intl (KEF) to Lisbon (LIS)

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — LIS
Feb 15 — Feb 221
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Cheap flight deals from Keflavik Intl to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Lisbon (LIS). 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 February 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$195
(easyJet worldwide)

One-way from

$108
(easyJet worldwide)

Popular in

March

Cheapest in

February

Average price

$239

Good round-trip deal

$283 or less

Good one-way deal

$315 or less
Provider with most accurate pricing for Reykjavik Keflavik Intl-Lisbon Humberto Delgado flight deals.
Provider most trusted by Cheapflights users for Reykjavik Keflavik Intl-Lisbon Humberto Delgado flights.
From Reykjavik Keflavik Intl to Lisbon Humberto Delgado
One-way flight from Reykjavik Keflavik Intl to Lisbon Humberto Delgado
High demand for flights, 8% potential price rise
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in February 2025
Price to beat on a round-trip flight from Reykjavik Keflavik Intl to Lisbon Humberto Delgado.
Price to beat on a one-way flight from Reykjavik Keflavik Intl to Lisbon Humberto Delgado.

Find flight deals from Keflavik Intl to Lisbon

Cheapest flights from Keflavik Intl to Lisbon
Explore the most affordable flight options available from Keflavik Intl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 10, 2025.

This easyJet worldwide deal was found by Cheapflights users on 2/9. 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.
Sat 3/2210:20 amKEF - LIS
1 stop8h 35measyJet
Sat 3/296:00 amLIS - KEF
1 stop14h 15measyJet
Deal found 2/9$195
This PLAY deal was found by Cheapflights users on 2/10. 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 5/192:50 pmKEF - LIS
Nonstop4h 30mPLAY
Fri 5/239:20 pmLIS - KEF
Nonstop4h 30mPLAY
Deal found 2/10$217
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Fri 3/217:50 pmKEF - LIS
1 stop25h 00mMultiple Airlines
Fri 3/285:55 amLIS - KEF
1 stop12h 35mMultiple Airlines
Deal found 2/10$223
This SWISS deal was found by Cheapflights users on 2/8. 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.
Wed 3/262:15 pmKEF - LIS
1 stop21h 30mSWISS
Wed 4/28:45 amLIS - KEF
2 stops24h 35mSWISS
Deal found 2/8$358
This Lufthansa deal was found by Cheapflights users on 2/10. 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 5/2112:25 amKEF - LIS
1 stop20h 40mLufthansa
Thu 5/296:15 amLIS - KEF
1 stop18h 55mLufthansa
Deal found 2/10$375
This Icelandair deal was found by Cheapflights users on 2/10. 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.
Thu 5/224:00 pmKEF - LIS
Nonstop4h 20mIcelandair
Thu 5/2910:20 pmLIS - KEF
Nonstop4h 30mIcelandair
Deal found 2/10$383
This Mytrip deal was found by Cheapflights users on 2/10. 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.
Sun 4/67:40 amKEF - LIS
1 stop24h 20mScandinavian Airlines
Sun 4/137:15 amLIS - KEF
1 stop17h 35mScandinavian Airlines
Deal found 2/10$387
This Transavia Smart Connect deal was found by Cheapflights users on 2/9. 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 Transavia Smart Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:20 pmKEF - LIS
1 stop23h 50mTransavia
Thu 10/210:25 amLIS - KEF
1 stop22h 20mTransavia
Deal found 2/9$397
This Booking.com deal was found by Cheapflights users on 2/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2112:40 amKEF - LIS
1 stop10h 55mEurowings
Thu 10/21:05 pmLIS - KEF
1 stop10h 55mEurowings
Deal found 2/9$412
This Transavia Smart Connect deal was found by Cheapflights users on 2/9. 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 Transavia Smart Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/131:20 amKEF - LIS
1 stop20h 35mTransavia France
Sun 7/206:30 amLIS - KEF
1 stop19h 00mTransavia France
Deal found 2/9$429
This British Airways deal was found by Cheapflights users on 2/9. 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.
Fri 3/216:45 pmKEF - LIS
1 stop15h 30mBritish Airways
Fri 3/287:05 amLIS - KEF
1 stop10h 30mBritish Airways
Deal found 2/9$500
This TAP AIR PORTUGAL deal was found by Cheapflights users on 2/10. 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.
Thu 5/224:00 pmKEF - LIS
Nonstop4h 20mTAP AIR PORTUGAL
Thu 5/297:05 amLIS - KEF
1 stop9h 10mTAP AIR PORTUGAL
Deal found 2/10$547

Find flights from Keflavik Intl to Lisbon within your budget

Customize your flight search to find flights from Keflavik Intl to Lisbon 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 February 10, 2025.

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Depart

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Price

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Sat 3/22

10:20 am-6:55 pm

1 stop8h 35m

Lisbon Humberto Delgado

Sat 3/29

6:00 am-8:15 pm

1 stop14h 15m

$195

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Mon 5/19

2:50 pm-8:20 pm

Nonstop4h 30m

Lisbon Humberto Delgado

Fri 5/23

9:20 pm-12:50 am

Nonstop4h 30m

$217

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Fri 3/21

7:50 pm-8:50 pm

1 stop25h 00m

Lisbon Humberto Delgado

Fri 3/28

5:55 am-6:30 pm

1 stop12h 35m

$223

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Wed 3/26

2:15 pm-11:45 am

1 stop21h 30m

Lisbon Humberto Delgado

Wed 4/2

8:45 am-8:20 am

2 stops24h 35m

$358

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Wed 5/21

12:25 am-10:05 pm

1 stop20h 40m

Lisbon Humberto Delgado

Thu 5/29

6:15 am-12:10 am

1 stop18h 55m

$375

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Thu 5/22

4:00 pm-9:20 pm

Nonstop4h 20m

Lisbon Humberto Delgado

Thu 5/29

10:20 pm-1:50 am

Nonstop4h 30m

$383

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Sun 4/6

7:40 am-9:00 am

1 stop24h 20m

Lisbon Humberto Delgado

Sun 4/13

7:15 am-11:50 pm

1 stop17h 35m

$387

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Sun 7/13

1:20 am-10:55 pm

1 stop20h 35m

Lisbon Humberto Delgado

Sun 7/20

6:30 am-12:30 am

1 stop19h 00m

$429

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Fri 3/21

6:45 pm-10:15 am

1 stop15h 30m

Lisbon Humberto Delgado

Fri 3/28

7:05 am-5:35 pm

1 stop10h 30m

$500

ReykjavikLisbon

KEF - LIS

KEFLIS

Reykjavik Keflavik Intl

Thu 5/22

4:00 pm-9:20 pm

Nonstop4h 20m

Lisbon Humberto Delgado

Thu 5/29

7:05 am-3:15 pm

1 stop9h 10m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 32 results
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Compare providers for flights from Keflavik Intl to Lisbon

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 Keflavik Intl to Lisbon in February.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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 Reykjavik Keflavik Intl Airport-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik Keflavik Intl Airport-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Reykjavik Keflavik Intl Airport-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Lisbon 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 Reykjavik Keflavik Intl Airport-Lisbon 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 Keflavik Intl to Lisbon

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

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

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

Currently, January is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Lisbon (average of $612). Flying from Reykjavik Keflavik Intl Airport to Lisbon in June is currently the most expensive (average of $1,244). 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 KEF to LIS?

Find hourly flight availability from Keflavik Intl to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 10, 2025.

One of the essential ways to save on airfare from Reykjavik Keflavik Intl Airport to Lisbon is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 48% on airfare.

Rainfall in Lisbon by month

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

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

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

If weather is an important factor for your trip to Lisbon, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read revie