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Cheap flights from Seattle (SEA) to Keflavik Intl (KEF) from $295

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — KEF
Jun 15 — Jun 221
From?
To?
Sat 6/15
Sat 6/22
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Reykjavik Keflavik Intl are usually found in January or May, booked 31 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Seattle to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 June 10, 2024.

Popular in

September

Cheapest in

January

Average price

$804

Round-trip from

$336
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 15% potential price drop
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Average for round-trip flights in June 2024
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From Seattle/Tacoma Intl to Reykjavik Keflavik Intl
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What is the cheapest day to fly round-trip from Seattle to Reykjavik Keflavik Intl Airport?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 9% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Seattle to Reykjavik Keflavik Intl Airport?

Travelers have found it’s best to book a flight 54 days in advance to save up to 42% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 54 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Reykjavik Keflavik Intl Airport 1-2 weeks in advance for as low as $646, or $950 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Reykjavik Keflavik Intl Airport?

Flights from Seattle to Reykjavik Keflavik Intl Airport lean towards being more expensive in December. Prices are generally better when you fly from Seattle to Reykjavik Keflavik Intl Airport in April, with the cheapest ticket starting at $509.

What is the cheapest time of day to fly from SEA to KEF?

One of the essential ways to save on airfare from Seattle to Reykjavik Keflavik Intl Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 33% on airfare.

Cheap Seattle to Keflavik Intl flights in June & July 2024

Find cheap flight options from Seattle to Keflavik Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Prices were last updated on June 10, 2024.
Check out some of the best flight deals from Seattle to Reykjavik in 2024. For more flight deals, be sure to check back very soon.
Thu 7/251:10 pmSEA - KEF
2 stops36h 25mAir Canada
Sun 8/49:45 amKEF - SEA
1 stop18h 40mAir Canada
Deal found 6/9$589
Sat 7/275:50 amSEA - KEF
2 stops19h 45mAir Canada
Sat 8/310:00 amKEF - SEA
1 stop31h 51mAir Canada
Deal found 6/9$595
Sun 7/75:50 amSEA - KEF
2 stops19h 45mAir Canada
Sun 7/149:45 amKEF - SEA
2 stops32h 06mAir Canada
Deal found 6/9$600
Wed 7/3111:40 amSEA - KEF
1 stop13h 55mUnited Airlines
Wed 8/712:00 pmKEF - SEA
1 stop16h 09mUnited Airlines
Deal found 6/9$605
Sun 7/77:40 amSEA - KEF
2 stops17h 55mAir Canada
Sun 7/1410:00 amKEF - SEA
2 stops43h 20mAir Canada
Deal found 6/10$606
Tue 7/912:30 amSEA - KEF
2 stops23h 30mUnited Airlines
Tue 7/1611:00 amKEF - SEA
2 stops16h 07mUnited Airlines
Deal found 6/10$608
Tue 7/3012:30 amSEA - KEF
2 stops25h 05mUnited Airlines
Wed 8/712:00 pmKEF - SEA
1 stop13h 42mUnited Airlines
Deal found 6/9$609
Sat 7/612:25 amSEA - KEF
1 stop23h 35mDelta
Sun 7/148:50 amKEF - SEA
1 stop16h 41mDelta
Deal found 6/9$618
Wed 7/3111:40 amSEA - KEF
1 stop13h 55mAir Canada
Wed 8/710:00 amKEF - SEA
1 stop31h 51mAir Canada
Deal found 6/9$619

Seattle to Keflavik Intl 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Keflavik Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 10, 2024.
Check out some of the best flight deals from Seattle to Reykjavik in 2024. For more flight deals, be sure to check back very soon.
Thu 7/251:10 pmSEA - KEF
2 stops36h 25mAir Canada
Sun 8/49:45 amKEF - SEA
1 stop18h 40mAir Canada
Deal found 6/9$589
Sun 8/117:40 amSEA - KEF
1 stop17h 55mAir Canada
Sun 8/189:45 amKEF - SEA
1 stop18h 40mAir Canada
Deal found 6/10$593
Sun 8/47:40 amSEA - KEF
1 stop17h 55mAir Canada
Sun 8/119:45 amKEF - SEA
1 stop18h 40mAir Canada
Deal found 6/10$594
Sat 7/275:50 amSEA - KEF
2 stops19h 45mAir Canada
Sat 8/310:00 amKEF - SEA
1 stop31h 51mAir Canada
Deal found 6/9$595
Thu 10/37:40 amSEA - KEF
1 stop17h 55mAir Canada
Mon 10/710:00 amKEF - SEA
1 stop31h 46mAir Canada
Deal found 6/9$596
Sun 7/75:50 amSEA - KEF
2 stops19h 45mAir Canada
Sun 7/149:45 amKEF - SEA
2 stops32h 06mAir Canada
Deal found 6/9$600
Thu 8/111:10 pmSEA - KEF
2 stops26h 25mAir Canada
Mon 8/1210:00 amKEF - SEA
1 stop31h 51mAir Canada
Deal found 6/9$601
Mon 8/57:00 amSEA - KEF
1 stop18h 30mUnited Airlines
Thu 8/1512:00 pmKEF - SEA
1 stop17h 22mUnited Airlines
Deal found 6/10$604
Wed 7/3111:40 amSEA - KEF
1 stop13h 55mUnited Airlines
Wed 8/712:00 pmKEF - SEA
1 stop16h 09mUnited Airlines
Deal found 6/9$605

Seattle to Keflavik Intl flights leaving soon

Find last-minute flight options from Seattle to Keflavik Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 10, 2024.
Users seeking a last-minute flight from Seattle to Reykjavik should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 6/1711:40 amSEA - KEF
1 stop13h 55mAir Canada
Tue 6/259:45 amKEF - SEA
2 stops31h 15mAir Canada
Deal found 6/9$675
Mon 6/1711:10 pmSEA - KEF
2 stops26h 25mAir Canada
Tue 6/259:45 amKEF - SEA
2 stops31h 15mAir Canada
Deal found 6/9$712
Mon 6/179:45 amSEA - KEF
1 stop13h 35mAir France
Mon 6/249:30 amKEF - SEA
1 stop21h 25mAir France
Deal found 6/10$713
Sun 6/1612:40 amSEA - KEF
1 stop23h 20mDelta
Tue 6/2511:25 amKEF - SEA
1 stop15h 05mDelta
Deal found 6/10$718
Mon 6/1711:10 pmSEA - KEF
2 stops26h 25mAir Canada
Mon 6/249:45 amKEF - SEA
2 stops15h 41mAir Canada
Deal found 6/10$719
Mon 6/178:58 amSEA - KEF
2 stops16h 32mMultiple Airlines
Tue 6/259:45 amKEF - SEA
2 stops31h 15mMultiple Airlines
Deal found 6/8$720
Mon 6/1711:40 amSEA - KEF
1 stop13h 55mAir Canada
Mon 6/249:45 amKEF - SEA
2 stops19h 35mAir Canada
Deal found 6/10$725
Wed 6/1911:10 pmSEA - KEF
2 stops26h 25mAir Canada
Wed 6/2610:00 amKEF - SEA
2 stops19h 20mAir Canada
Deal found 6/10$766
Tue 6/185:05 amSEA - KEF
2 stops18h 55mMultiple Airlines
Mon 6/249:45 amKEF - SEA
2 stops15h 41mMultiple Airlines
Deal found 6/10$770

One-way flights to Keflavik Intl from Seattle

Search for one-way flight options from Seattle to Keflavik Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 10, 2024.
Some of the best available deals we've found on one-way flights from Seattle to Reykjavik. Users needing a return flight from Seattle to Reykjavik should utilize the search form above.
Mon 8/267:00 amSEA - KEF
1 stop18h 15mWestJet
Deal found 6/9$295
Sun 7/217:00 amSEA - KEF
1 stop18h 15mWestJet
Deal found 6/10$304
Tue 7/99:41 pmSEA - KEF
3 stops24h 04mMultiple Airlines
Deal found 6/9$311
Thu 8/226:15 pmSEA - KEF
1 stop31h 00mWestJet
Deal found 6/9$316
Tue 9/246:37 pmSEA - KEF
2 stops27h 18mMultiple Airlines
Deal found 6/9$323
Tue 8/275:30 amSEA - KEF
2 stops40h 25mMultiple Airlines
Deal found 6/9$326
Tue 9/242:21 pmSEA - KEF
3 stops34h 54mMultiple Airlines
Deal found 6/9$337
Fri 7/126:00 pmSEA - KEF
2 stops27h 55mMultiple Airlines
Deal found 6/9$343
Mon 8/262:11 pmSEA - KEF
2 stops31h 44mMultiple Airlines
Deal found 6/9$347

Find flights from Seattle to Keflavik Intl within your budget

Customize your flight search to find flights from Seattle 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 3,080,152 searches. Data last updated June 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$482 - $585

Route

Depart

Return

Price

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 8/20

2 stops19h 45m

Reykjavik Keflavik Intl

Tue 8/27

2 stops31h 19m

$482

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Mon 10/28

2 stops38h 06m

Reykjavik Keflavik Intl

Mon 11/18

1 stop31h 35m

$492

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Wed 9/18

2 stops36h 35m

Reykjavik Keflavik Intl

Wed 9/25

2 stops33h 30m

$506

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Wed 8/14

2 stops23h 30m

Reykjavik Keflavik Intl

Tue 8/27

2 stops41h 29m

$516

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Sat 8/10

1 stop19h 20m

Reykjavik Keflavik Intl

Wed 8/21

1 stop14h 25m

$534

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 8/9

1 stop25h 40m

Reykjavik Keflavik Intl

Thu 8/22

1 stop18h 10m

$539

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Mon 9/23

1 stop18h 15m

Reykjavik Keflavik Intl

Tue 10/1

1 stop17h 51m

$561

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 8/9

1 stop15h 30m

Reykjavik Keflavik Intl

Fri 8/23

1 stop13h 52m

$574

Seattle/Tacoma IntlReykjavik Keflavik Intl

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 10/4

1 stop22h 15m

Reykjavik Keflavik Intl

Fri 10/11

2 stops47h 34m

$585

Flights are sorted by cheapest first

Deals found on 6/9

How far ahead should I book a flight from Seattle to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Keflavik Intl. Price data was last updated on May 31, 2024.
The price you pay for your flight from Seattle to Reykjavik Keflavik Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 31 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Seattle to Reykjavik Keflavik Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Keflavik Intl. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Reykjavik Keflavik Intl Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Keflavik Intl

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

Temperature and rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature and rainfall totals by month.

KEF

Temperature

32 - 51.8 °F

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 June 10, 2024.
Get a feel of what it's like to fly with Air France, Air Canada and Icelandair from Seattle to Reykjavik by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,295 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,295 reviews
Delta
8.0
Very good
10,295 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,473 reviews
Delta
8.0
Very good
10,295 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,707 reviews
Delta
8.0
Very good
10,295 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.5
Good
2,847 reviews
Delta
8.0
Very good
10,295 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,647 reviews
Delta
8.0
Very good
10,295 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Reykjavik Keflavik Intl. On average, Seattle/Tacoma Intl has 1 outbound flight to Reykjavik Keflavik Intl per day from 5 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • Can I find flights from Seattle to Reykjavik Keflavik Intl Airport for under $500 on Cheapflights?

    Yes, there are multiple flights from Seattle to Reykjavik Keflavik Intl Airport for under $500. The cheapest flight booked recently is on Air Canada for just $482, but on average you can expect to pay $509.

  • Are there nonstop flights from Seattle to Reykjavik Keflavik Intl Airport for under $800 on Cheapflights?

    Cheapflights has at least 20 direct flights from Seattle to Reykjavik Keflavik Intl Airport under $800. A good price for a nonstop flight from Seattle to Reykjavik Keflavik Intl Airport is less than $740.

  • Are there last-minute flights available from Seattle to Reykjavik Keflavik Intl Airport for under $700?

    There are currently 20+ open flights from Seattle to Reykjavik Keflavik Intl Airport within the next 7 days for less than $700.

  • What days are nonstop flights available from Seattle to Reykjavik Keflavik Intl Airport?

    Nonstop flights are available for this route on the following days: Wednesday.

  • How many flights depart from Seattle to Reykjavik Keflavik Intl Airport on average per day?

    1 flight departure from Seattle to Reykjavik Keflavik Intl Airport per day on average.
    Afternoon (Noon - 6pm) - 100% of flight departures

  • How long is the flight from Seattle to Reykjavik Keflavik Intl Airport?

    Airlines like Air Canada, British Airways, and United Airlines fly from Seattle to Reykjavik Keflavik Intl Airport in about 19h 45m. The time it takes to get you to your destination can typically vary by up to 18h 21m. The distance from Seattle to Reykjavik Keflavik Intl Airport is about 3631 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $482, Air Canada will fly you from Seattle to Reykjavik Keflavik Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from $492 and $516, respectively. You may be able to fly from Seattle to Reykjavik Keflavik Intl Airport for 39% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seattle to Reykjavik Keflavik Intl Airport one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $295. Users have also found prices from $444 and $458 on United Airlines and Air Canada, respectively.

  • What are the most reliable airlines from Seattle to Reykjavik Keflavik Intl Airport?

    Consider airBaltic (88%), Alaska Airlines (80%) or Icelandair (80%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Reykjavik Keflavik Intl Airport.

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

    Looking at all options, your cheapest flight can be booked for $231. While the most popular route (Seattle/Tacoma Intl - Reykjavik Keflavik Intl) can be booked for $492 on average our data indicates $1,602 when flying from Seattle to Reykjavik Keflavik Intl Airport.

  • What does SEA to KEF mean?

    Seattle/Tacoma Intl Airport is SEA and Reykjavik Keflavik Intl Airport is KEF. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Seattle to Keflavik Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Keflavik Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Keflavik Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Keflavik Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

  • Can I find deals for flights from Seattle to Keflavik Intl that allow pets onboard?

    Many airlines flying from Seattle to Keflavik Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Keflavik Intl?

    Yes, you can often find last-minute deals on Seattle to Keflavik Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Reykjavik Keflavik Intl Airport flight deals updated?

    The Seattle to Reykjavik Keflavik Intl Airport flight deals you see on this page were last updated on 6/10.

  • What are the most popular airlines that fly from Seattle to Reykjavik Keflavik Intl Airport?

    Air Canada, Air France and Delta are the most popular airlines when flying from Seattle to Reykjavik Keflavik Intl Airport.

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Reykjavik Keflavik Intl Airport (average of $339). Flying from Seattle to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $704). 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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Alternative routes for Seattle to Keflavik Intl
See prices for flight routes from nearby airports that may be better suited for you.

Portland to Keflavik Intl flights
Spokane to Keflavik Intl flights

Top 5 airlines flying from Seattle to Keflavik Intl

Discover the top 5 airlines that operate flights from Seattle 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 3,080,152 searches. Data last updated June 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$487Average$694FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$488Average$519FlexibilityNo cancel feeOn-time67%
IcelandairCheapest$504Average$796FlexibilityNo cancel feeOn-time76%
DeltaCheapest$512Average$565FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$521Average$565FlexibilityNo cancel feeOn-time77%
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Search flights from Seattle to Keflavik Intl by cabin class

Find flights from Seattle to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Seattle to Keflavik Intl

Find hourly flight availability from Seattle 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 June 10, 2024.
1%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
63%of flight departuresAfternoonNoon to 6 pm
36%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Seattle to Keflavik Intl

Explore weekly flight availability from Seattle to Keflavik Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 10, 2024.
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