Cheap flights from Seattle to Reykjavik from $257
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Reykjavik departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Seattle to Reykjavik
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Reykjavik?
Our data shows that Sunday is the least expensive day to fly to Reykjavik. Tickets to fly out on this day can be as low as $714. Flights from Seattle to Reykjavik on a Wednesday will generally be more expensive and average around $879. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Reykjavik?
Flying to Reykjavik from Seattle in the morning is the least expensive time of day to depart. momondo users have found prices as low as $534 when looking at flights departing in the morning. Flights to Reykjavik are more costly in the afternoon, with an average ticket price of $702. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Seattle/Tacoma Intl to Reykjavik flight route?
Fly from Seattle/Tacoma Intl to Reykjavik Keflavik Intl for the best Seattle/Tacoma Intl - Reykjavik flight prices
How far in advance should I book a flight to Reykjavik?
You are more likely to see cheaper flights to Reykjavik from Seattle when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik for around $728 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik from Seattle for as low as $524 on momondo.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Reykjavik?
WestJet, Air Canada, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Reykjavik
What airlines fly to Reykjavik?
Icelandair, Air Canada and Delta are the top three most popular airlines that fly to Reykjavik from Seattle according to our data. Icelandair is the first choice among our users, with 95% of people opting to fly with this airline when traveling to Reykjavik. Keep in mind that there are 3 different airlines that fly to Reykjavik on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Reykjavik on average per day?
5 flights are operational daily from Seattle to Reykjavik as of June 2025. The most popular departure time for this route is 3:00PM, with 66% of flights per day taking off in the evening.
How many flights depart from Seattle to Reykjavik on average per week?
40 flights are operational weekly from Seattle to Reykjavik as of June 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.
Cheap Seattle to Reykjavik flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Reykjavik
How far is Seattle/Tacoma Intl to Reykjavik by plane?
A flight from Seattle/Tacoma Intl to Reykjavik will travel around 3610.5 mi. Typically, this will take 7h 25m by plane in normal conditions.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Reykjavik?
Prices for flights from Seattle/Tacoma Intl Airport to Reykjavik were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Reykjavik?
As of June 2025, there are 3 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Reykjavik.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Reykjavik?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Reykjavik.
What documentation or ID do you need to fly to Reykjavik?
The travel and health documents you'll need for your trip to Reykjavik may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Seattle to Reykjavik
Compare and see reviews for airlines that fly from Seattle to Reykjavik with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $323 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $449 | Free Cancellation | Rating 7.1 9,537 reviews | |||
| PriceFrom $463 | Free Cancellation | Rating 7.0 499 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Reykjavik?
It is quick and easy to find Seattle to Reykjavik flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Reykjavik that suits you.
Can I find flights from Seattle to Reykjavik with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seattle to Reykjavik flights to just show those with flexible booking policies.
How can momondo help me find flights from Seattle to Reykjavik?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Reykjavik from Seattle.
I’m not ready to book a flight from Seattle to Reykjavik right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Seattle to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.