Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.
KEFSEAFri, 30 Oct
Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fareISK77,797Icelandair
Fastest8h 0mgate to gate
Options found48flights on this route
Find your flightKEF → SEA
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
Fare RulesNon-refundable fare. Final rules are verified before booking.
Icelandair
FI-665
16:50
2026-10-30
Reykjavik (KEF)Keflavik International
21H :19 M
1 Stop
PDX
· 12h 09m Portland (PDX), United States
07:09
2026-10-31
SEATTLE (SEA)Seattle/tacoma International
Non Refundable 3 Seat Left Economy
Check-in: 1 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
1 Pieces 1 Pieces
ISK 109,100
Flight DetailsKEF to SEA - 21H :19 M
Baggage InfoCheck-in 1 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Icelandair
FI-665
16:50
2026-10-30
Reykjavik (KEF)Keflavik International
22H :35 M
1 Stop
PDX
· 13h 09m Portland (PDX), United States
08:25
2026-10-31
SEATTLE (SEA)Seattle/tacoma International
Non Refundable 3 Seat Left Economy
Check-in: 1 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
1 Pieces 1 Pieces
ISK 109,100
Flight DetailsKEF to SEA - 22H :35 M
Baggage InfoCheck-in 1 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Icelandair
FI-665
16:50
2026-10-30
Reykjavik (KEF)Keflavik International
23H :20 M
1 Stop
PDX
· 14h 09m Portland (PDX), United States
09:10
2026-10-31
SEATTLE (SEA)Seattle/tacoma International
Non Refundable 3 Seat Left Economy
Check-in: 1 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
1 Pieces 1 Pieces
ISK 109,100
Flight DetailsKEF to SEA - 23H :20 M
Baggage InfoCheck-in 1 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
No flights match the selected filters. Clear filters or open full search.
Airfare Highlights
From flights departing on Fri, 30 Oct 2026.
Lowest fareISK 77,797Icelandair17:00
Earliest departureISK 137,950Finnair10:00
Shortest durationISK 77,797Icelandair17:00
Night
00:00-05:59
No optionOpen full search for moreMorning
06:00-11:59
ISK 137,950Finnair at 10:00Afternoon
12:00-17:59
ISK 77,797Icelandair at 17:00Evening
18:00-23:59
ISK 163,147British Airways at 18:10
Departure & Arrival Airport Details
Reykjavik (KEF)
Keflavik International
Iceland
GMT 0
Latitude: 63.985000610352
Longitude: -22.605600357056
Seattle (SEA)
Seattle/tacoma International
United States
GMT -8
Latitude: 47.449001
Longitude: -122.308998
Distance: Reykjavik (KEF), Iceland to Seattle (SEA), United States - 5,811.34 km
Flights shown for 30 Oct 2026. View all flights opens the complete search result.
Fares and hotel rates usually run higher around these dates. Booking earlier or moving your trip by a day or two often costs less.
Busiest periods: Summer travel (15 Jun – 31 Aug), Holiday season (18 Dec – 02 Jan).
12OctColumbus DayMondayPeak
12OctColumbus DayMondayPeak
12OctIndigenous Peoples' DayMondayPeak
11NovVeterans DayWednesdayPeak
26NovThanksgiving DayThursdayPeak
25DecChristmas DayFridayPeak
Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here, so check the exact date for your travel year.
Compare your journey
How to travel Reykjavik to Seattle
Ways to make this trip that you can book on FlyX, compared by price and journey time.
OptionFromJourney timeAvailabilityAction
Non-stop flight Fastest₹61,5978h1 flight
Connecting flight₹70,472Longer, includes a stop47 options
Air distance is about 5,811 km. 5 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Reykjavik to Seattle
Compare fares, stops, baggage and refundability across the airlines flying this route.
IC
Icelandair Flights
from ISK 77,79732 flights
Fares from
ISK 77,797
Non-stop
1 in these results
Departures
32 in the list above
BR
British Airways Flights
from ISK 142,2349 flights
Fares from
ISK 142,234
Non-stop
None in these results
Departures
9 in the list above
AM
American Airlines Flights
from ISK 187,7304 flights
Fares from
ISK 187,730
Non-stop
None in these results
Departures
4 in the list above
Route Overview & Flight Facts
Fastest flight duration
8h 0m · Icelandair
First departure of the day
10:00 · Finnair
Last departure of the day
18:10 · British Airways
Flight options found
48
Direct / non-stop options
1
Airport codes
Reykjavik–KEF, Seattle–SEA
Fares and timings are indicative. The exact price is confirmed with the airline when you search.
Flight Schedule, Timings & Airfare Insights
Daily Flight Schedule & Travel Duration
The search for Fri, 30 Oct found 48 flight options, 1 of them non-stop. The first flight leaves around 10:00 and the last around 18:10. The fastest flight takes about 8h 0m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Afternoon from ISK 77,797, Morning from ISK 137,950, Evening from ISK 163,147. These observations do not predict the cheapest departure window on other dates.
Cheapest Airfare & Best Time to Book
Search your travel dates to compare current fares. Prices change with airline seat availability.
One-Way vs Round-Trip Fare Comparison
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Online Web Check-In & Boarding Pass
Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.
How to Book Cheap Flights on FlyX
1
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2
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Sort or filter the Reykjavik–Seattle results by price, departure time, stops and airline.
3
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4
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5
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Why Book Your Flight with FlyX?
Compare the available Reykjavik to Seattle options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
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Frequently Asked Questions
Is it worth booking Reykjavik to Seattle flights in advance?
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. On the Reykjavik to Seattle dates shown on this page, the lowest fare is on a Friday at ISK 77,797. This can change from week to week.
How far is Reykjavik from Seattle by air?
The direct air distance between Reykjavik (KEF) and Seattle (SEA) is about 5,811 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from KEF to SEA?
Yes. 1 non-stop flight is listed on this page for Reykjavik to Seattle. Use the Stops filter to see only those.
Which airlines fly Reykjavik to Seattle?
Icelandair, British Airways and American Airlines are listed on this route for the dates shown here. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
How long is the flight from Reykjavik to Seattle?
The quickest non-stop Reykjavik to Seattle flight on this page takes about 8h. Journeys with a stop take longer, since the total includes the layover.
What is the baggage allowance on Reykjavik to Seattle flights?
Allowance is set by the airline and the fare you pick, not by the route. Fares on this page include 1 Pieces. Cabin baggage is counted separately, and the exact allowance for the fare you choose is shown in the fare conditions before payment.
What is the cheapest Reykjavik to Seattle flight fare?
The lowest Reykjavik to Seattle fare on this page is ISK 77,797. Fares on the same dates run up to ISK 349,809, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.
What time do Reykjavik to Seattle flights depart?
On the dates shown here, the first departure is around 10:00 and the last around 18:10, local time at Reykjavik. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Why does the price change after clicking Book Now?
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay. If it has moved, you see the new figure before any payment.
Before you book this route
Check the airport codes KEF–SEA, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
Where these fares come from
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price. Run a search to see what is available for your own dates.
Fares shown are for departures on .
Check official travel requirements
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
Planning more than the flight? Our United States guide covers the visa process for Indian passport holders, best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.
The KEF to SEA cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 5,811.34 km.
Before you book
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Check fare choices
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Lowest Reykjavik to Seattle airfare, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare
ISK 77,797
30/10/2026
Icelandair
17:00
Cheapest Airfare Within 30 Days
ISK 76,241
07/11/2026
Icelandair
17:00
Cheapest Airfare Within 90 Days
ISK 73,907
06/01/2027
Icelandair
17:00
Book Reykjavik to Seattle Flight Tickets on FlyX
FlyX lists each Reykjavik to Seattle flight in these results with its fare, departure time, stops, layover airport and baggage, so you can compare air tickets side by side. To find a cheap ticket, sort by price and check what baggage the fare includes. The fare is checked with the airline again before you pay.
Reykjavik to Seattle Flight Distance, Duration and Time
The aerial distance between Reykjavik and Seattle is about 5,811 KM. In these results, journey times range from 8h to 57h 10m. Flights with a layover take longer because the total includes the connection time.
Reykjavik to Seattle Flight Schedule and Timing
The search for these dates returned 48 flight options, 1 of them non-stop. The first departure from Reykjavik is at 10:00 and the last is at 18:10. Flights leave from Keflavik International and land at Seattle/tacoma International.
Flight Route Details & Analysis
Flight Details
Information
Route
Reykjavik to Seattle
Aerial Distance
5,811 KM
Flight Duration
8h - 57h 10m
Airport Codes
Reykjavik - KEF, Seattle - SEA
Total Flights Available
48 flights1 direct47 with layovers
First Flight Departure
Departs at 10:00
Last Flight Departure
Departs at 18:10
Early Morning Flights (12 AM - 8 AM)
No flights in this time slot
Morning Flights (8 AM - 12 PM)
7 flights0 direct7 with layovers
Afternoon Flights (12 PM - 4 PM)
No flights in this time slot
Evening Flights (4 PM - 8 PM)
41 flights1 direct40 with layovers
Night Flights (8 PM - 12 AM)
No flights in this time slot
Airport Information & Terminals
KEF: Reykjavik airport. Airport access in Reykjavik depends on arrival time, terminal, hotel location and local traffic. Confirm the airport name on the ticket, then choose between official taxi, app cab, airport bus, rail or hotel transfer based on luggage and time of day.
SEA: Seattle-Tacoma International Airport. Sea-Tac connects to downtown by light rail, while cabs are useful for Bellevue, Redmond or late-night arrivals. Rain and freeway traffic should be part of the plan.
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Reykjavik to Seattle
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Keflavik International
Seattle/tacoma International
