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Keflavik Intl

$585+ Cheap flights from Portland, ME (PWM) to Keflavik Intl (KEF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KEF
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from Portland to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 July 2, 2025.

Round-trip from

$585
(United Airlines)
From Portland to Reykjavik Keflavik Intl
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Find flight deals from Portland to Keflavik Intl

Cheapest flights from Portland to Keflavik Intl
Explore the most affordable flight options available from Portland to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/204:56 pmPWM - KEF
1 stop11h 34mUnited Airlines
Tue 8/269:50 amKEF - PWM
2 stops36h 36mUnited Airlines
Deal found 7/1$585
This Air Canada deal was found by Cheapflights users on 7/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:00 amPWM - KEF
2 stops20h 10mAir Canada
Thu 8/289:30 amKEF - PWM
2 stops41h 33mAir Canada
Deal found 7/1$659
This KLM deal was found by Cheapflights users on 7/1. 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.
Thu 8/2111:48 amPWM - KEF
1 stop15h 12mKLM
Mon 8/258:50 amKEF - PWM
1 stop12h 58mKLM
Deal found 7/1$701
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2111:48 amPWM - KEF
1 stop15h 12mDelta
Wed 8/279:30 amKEF - PWM
2 stops18h 33mDelta
Deal found 7/1$736
This Air Canada deal was found by Cheapflights users on 7/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:39 amPWM - KEF
3 stops17h 31mMultiple Airlines
Sun 9/79:30 amKEF - PWM
2 stops12h 56mMultiple Airlines
Deal found 7/2$1,106
This Air France deal was found by Cheapflights users on 7/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2212:53 pmPWM - KEF
2 stops16h 37mAir France
Wed 8/278:50 amKEF - PWM
1 stop12h 58mAir France
Deal found 7/1$1,161

Cheapflights Fare Finder

Customize your flight search to find flights from Portland 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 July 2, 2025.
Use the filters below to find and compare flights from Portland to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Portland

Fly to

Keflavik Intl

Route

Depart

Return

Price

PortlandReykjavik

PWM - KEF

PWMKEF

Portland

Wed 8/20

4:56 pm-8:30 am

1 stop11h 34m

Reykjavik Keflavik Intl

Tue 8/26

9:50 am-6:26 pm

2 stops36h 36m

$585

PortlandReykjavik

PWM - KEF

PWMKEF

Portland

Wed 8/20

8:00 am-8:10 am

2 stops20h 10m

Reykjavik Keflavik Intl

Thu 8/28

9:30 am-11:03 pm

2 stops41h 33m

$659

PortlandReykjavik

PWM - KEF

PWMKEF

Portland

Thu 8/21

11:48 am-7:00 am

1 stop15h 12m

Reykjavik Keflavik Intl

Mon 8/25

8:50 am-5:48 pm

1 stop12h 58m

$701

PortlandReykjavik

PWM - KEF

PWMKEF

Portland

Thu 8/21

11:48 am-7:00 am

1 stop15h 12m

Reykjavik Keflavik Intl

Wed 8/27

9:30 am-12:03 am

2 stops18h 33m

$736

PortlandReykjavik

PWM - KEF

PWMKEF

Portland

Thu 9/4

10:39 am-8:10 am

3 stops17h 31m

Reykjavik Keflavik Intl

Sun 9/7

9:30 am-6:26 pm

2 stops12h 56m

$1,106

PortlandReykjavik

PWM - KEF

PWMKEF

Portland

Fri 8/22

12:53 pm-9:30 am

2 stops16h 37m

Reykjavik Keflavik Intl

Wed 8/27

8:50 am-5:48 pm

1 stop12h 58m

$1,161

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Portland to Keflavik Intl

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

What is the cheapest month to book a flight from Portland, Maine to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Reykjavik Keflavik Intl Airport (average of $328). Flying from Portland, Maine to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $653). 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.

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 July 2, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and Air France from Portland to Reykjavik Keflavik Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,472 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,669 reviews
Delta
8.0
Very good
7,983 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Located just 2.9 mi from the city center, Portland is the airport most travelers will use when flying to Reykjavik Keflavik Intl from Portland. Booking flights from Portland (PWM) to Reykjavik Keflavik Intl should be relatively easy as there are 0 daily outbound flights to Reykjavik Keflavik Intl from 0 different airlines.

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

    Cheapflights users have booked flights from Portland, Maine to Reykjavik Keflavik Intl Airport round-trip from $585. Other airlines that can offer you cheap pricing are Air Canada, from $659, and KLM, from $701.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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 Portland, Maine to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Reykjavik Keflavik Intl Airport (average of $328). Flying from Portland, Maine to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $653). 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Keflavik
Hveragerdi

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