$150 Cheap Flights from Lisbon (LIS) to Reykjavik (KEF)

View $150 flight on Wed, Jun 10, 2026Opens in a new window

Popular airlines from Humberto Delgado Airport (LIS) to Reykjavik–Keflavik Intl. Airport (KEF)

Cheap Flights from Lisbon to Reykjavik (LIS-KEF)

Prices were available within the past 7 days and start at $150 for one-way flights and $195 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fly Play
Fri, Oct 24 - Mon, Oct 27
LIS
Lisbon
KEF
Reykjavik
$195 Roundtrip, found 1 day ago
$195
Roundtrip
found 1 day ago
Select Fly Play flight, departing Fri, Oct 24 from Lisbon to Reykjavik, returning Mon, Oct 27, priced at $195 found 1 day ago
Fly Play
Fri, Dec 12 - Fri, Dec 19
LIS
Lisbon
KEF
Reykjavik
$196 Roundtrip, found 2 days ago
$196
Roundtrip
found 2 days ago
Select Fly Play flight, departing Fri, Dec 12 from Lisbon to Reykjavik, returning Fri, Dec 19, priced at $196 found 2 days ago
Fly Play
Mon, Mar 9 - Mon, Mar 16
LIS
Lisbon
KEF
Reykjavik
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select Fly Play flight, departing Mon, Mar 9 from Lisbon to Reykjavik, returning Mon, Mar 16, priced at $199 found 2 days ago
Fly Play
Fri, Nov 14 - Fri, Nov 21
LIS
Lisbon
KEF
Reykjavik
$213 Roundtrip, found 2 days ago
$213
Roundtrip
found 2 days ago
Select Fly Play flight, departing Fri, Nov 14 from Lisbon to Reykjavik, returning Fri, Nov 21, priced at $213 found 2 days ago
Fly Play
Fri, May 22 - Fri, May 29
LIS
Lisbon
KEF
Reykjavik
$223 Roundtrip, found 2 days ago
$223
Roundtrip
found 2 days ago
Select Fly Play flight, departing Fri, May 22 from Lisbon to Reykjavik, returning Fri, May 29, priced at $223 found 2 days ago
Icelandair
Thu, Feb 19 - Thu, Feb 26
LIS
Lisbon
KEF
Reykjavik
$257 Roundtrip, found 2 days ago
$257
Roundtrip
found 2 days ago
Select Icelandair flight, departing Thu, Feb 19 from Lisbon to Reykjavik, returning Thu, Feb 26, priced at $257 found 2 days ago
Lufthansa
Fri, Jan 16 - Fri, Jan 23
LIS
Lisbon
KEF
Reykjavik
$272 Roundtrip, found 2 days ago
$272
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, Jan 16 from Lisbon to Reykjavik, returning Fri, Jan 23, priced at $272 found 2 days ago
World Ticket Ltd
Fri, Jan 9 - Fri, Jan 16
LIS
Lisbon
KEF
Reykjavik
$276 Roundtrip, found 19 hours ago
$276
Roundtrip
found 19 hours ago
Select World Ticket Ltd flight, departing Fri, Jan 9 from Lisbon to Reykjavik, returning Fri, Jan 16, priced at $276 found 19 hours ago
Swiss International Air Lines
Tue, Oct 7 - Tue, Oct 14
LIS
Lisbon
KEF
Reykjavik
$378 Roundtrip, found 2 days ago
$378
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Tue, Oct 7 from Lisbon to Reykjavik, returning Tue, Oct 14, priced at $378 found 2 days ago
KLM
Thu, Jan 8 - Sat, Jan 17
LIS
Lisbon
KEF
Reykjavik
$390 Roundtrip, found 19 hours ago
$390
Roundtrip
found 19 hours ago
Select KLM flight, departing Thu, Jan 8 from Lisbon to Reykjavik, returning Sat, Jan 17, priced at $390 found 19 hours ago

Find the cheapest month to fly from Lisbon (LIS) to Reykjavik (KEF)

January is typically the cheapest month to fly

From $176 - $598 per traveler.

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city center is 45 minutes. Flights from $257
KEF
Keflavik Intl.
Cheapest
Average driving time to city center45 min
Flights from $257

Frequently asked questions

How much does a flight from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF) cost?
Snag a cheap one-way flight from $150 or cheap return flight from $195 from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
Planning your trip for October is a good way to save, as it's the cheapest month for flights between LIS and KEF. You'll often find the lowest fares during the off-season.
Which airlines fly direct from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
Board a direct flight with Fly Play and go straight from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF).
What is the cheapest airline that flies from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
While prices may vary depending on your travel dates, Icelandair and Fly Play are often among the top picks for flights between Humberto Delgado Airport (LIS) and Keflavik Intl. Airport (KEF). You can also compare airlines on Expedia and use the "Sort by" filter to find the cheapest ticket for your LIS to KEF flight.
How many flights per day from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
On average, you can pick from 4 direct flights per week from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF). For more flexibility, consider flights with layovers. Enter your details on Expedia and then filter your search results to show one or two stops.
What are the most popular departure times for flights from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
The 9 PM departures from LIS to KEF see the highest demand. These flights can come with a higher price due to their popularity. If you're hoping to save money, pick a less crowded time to fly.
What day of the week has the most flights from LIS to KEF?
Friday offers the most flights from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF). Consider leaving on this day and you'll have the best chance of finding a schedule that works for you.
What is the earliest flight from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
Humberto Delgado Airport (LIS)'s earliest flight to Keflavik Intl. Airport (KEF) is at approximately 9:15PM UTC+0. With a total journey time of 4h 35m, you'll touch down at around 1:50AM UTC+0.
How long does it take to fly from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
Flights from LIS to KEF have an average travel time of 4 hours and 32 minutes. The distance between the two airports is 1,850 mi.
What airline has the least delays from LIS to KEF?
With 90% of journeys generally arriving on time, Icelandair has the best on-time performance for nonstop flights from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF). To monitor your flight status and get notified about any changes, use the Expedia App.
What is the best time to fly from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
Opt for a flight from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Reykjavik from Humberto Delgado Airport (LIS)?
Keflavik Intl. Airport (KEF) is the only airport in Reykjavik with direct flights from Humberto Delgado Airport (LIS). Check out the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF) last-minute?
Last-minute fares from LIS to KEF are usually more expensive. To lock in the lowest prices, start looking for flights ahead of time. That being said, if your travel plans are flexible, you may score a cheap fare right before your journey.
Is it cheaper to book a LIS to KEF flight and hotel package?
You can save money by booking a LIS to KEF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal flights and accommodations, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Humberto Delgado Airport (LIS) to Keflavik Intl. Airport (KEF)?
If you reserved your LIS to KEF flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Humberto Delgado
Destination airport
Keflavik Intl.
Airlines serving
Air Baltic, Austrian Airlines, British Airways, Finnair, Fly Play, Iberia, Icelandair, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, World Ticket Ltd
Roundtrip price
$194
Distance
1828 mi
Average flight time
3 hours 30 mins

Book with confidence

Book with confidence

Lisbon to Reykjavik Flights

The cheapest times to fly from Lisbon to Reykjavik

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Lisbon to Reykjavik are during the month of October. You can find some of the cheapest flights from Lisbon to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Lisbon to Reykjavik

Sunday is one of the best days to book for cheap flights from Lisbon to Reykjavik: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Lisbon to Reykjavik

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Lisbon to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $150 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Lisbon to Reykjavik flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Lisbon to Reykjavik airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Lisbon to Reykjavik Flights

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*Available to One Key members.