A coastal town with colorful buildings, a large body of water, and snow-capped mountains in the background.

Icelandair Flights from Seattle-Tacoma International Airport (SEA) to Reykjavik (REK-All Airports)
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Find the cheapest Icelandair flights on Expedia from Seattle (SEA) to Reykjavik (REK). Flight ticket prices change frequently based on availability and demand. We send price-drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia with Icelandair for this route in the past 7 days starts at S$670 for travel on 4 December 2026.

S$670 Cheap Icelandair flights Seattle (SEA) to Reykjavik (REK)

Prices were available within the past 7 days and start at S$670 for one-way flights and S$759 for return, for the period specified. Prices and availability are subject to change.

All deals

One way

Return

Fri, 15 Jan - Thu, 21 Jan

SEA

Seattle

KEF

Reykjavik

S$759

Return

Found 5 days ago

Select Icelandair flight, departing Fri, 15 Jan from Seattle to Reykjavik, returning Thu, 21 Jan, priced at S$759 Found 5 days ago

Tue, 27 Apr - Sat, 1 May

SEA

Seattle

KEF

Reykjavik

S$878

Return

Found 3 days ago

Select Icelandair flight, departing Tue, 27 Apr from Seattle to Reykjavik, returning Sat, 1 May, priced at S$878 Found 3 days ago

Fri, 15 Jan - Thu, 21 Jan

SEA

Seattle

KEF

Reykjavik

S$912

Return

Found 5 days ago

Select Icelandair flight, departing Fri, 15 Jan from Seattle to Reykjavik, returning Thu, 21 Jan, priced at S$912 Found 5 days ago

Tue, 27 Apr - Sat, 1 May

SEA

Seattle

KEF

Reykjavik

S$929

Return

Found 3 days ago

Select Icelandair flight, departing Tue, 27 Apr from Seattle to Reykjavik, returning Sat, 1 May, priced at S$929 Found 3 days ago

Sun, 6 Dec - Mon, 14 Dec

SEA

Seattle

KEF

Reykjavik

S$958

Return

Found 3 days ago

Select Icelandair flight, departing Sun, 6 Dec from Seattle to Reykjavik, returning Mon, 14 Dec, priced at S$958 Found 3 days ago

Fri, 13 Nov - Fri, 20 Nov

SEA

Seattle

KEF

Reykjavik

S$1,068

Return

Found 3 days ago

Select Icelandair flight, departing Fri, 13 Nov from Seattle to Reykjavik, returning Fri, 20 Nov, priced at S$1,068 Found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to Reykjavik (REK)

October is typically the cheapest month to fly

From S$634 - S$1,366 per traveller.

Travel information

Origin airport	Seattle-Tacoma International Airport
Destination airport	Reykjavik Domestic Airport
Distance	5,830 km away
Airline name	Icelandair
Airline code	FI
Return price	S$759

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Flights from Aberdeen (ABR) to Reykjavik (REK)
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Flights from Oban (OBN) to Reykjavik (REK)
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Flights from Ogdensburg (OGS) to Reykjavik (REK)
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Flights from Cooma (OOM) to Reykjavik (REK)
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Flights from Orsk (OSW) to Reykjavik (REK)
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Flights from Peppimenarti (PEP) to Reykjavik (REK)
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Flights from Amiens (QAM) to Reykjavik (REK)
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Flights from Rotterdam (RTM) to Reykjavik (REK)
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Flights from Rovaniemi (RVN) to Reykjavik (REK)
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Flights from Seattle (SEA) to Reykjavik (REK)
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Flights from Sterling (SQI) to Reykjavik (REK)
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Flights from Stuttgart (STR) to Reykjavik (REK)
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Flights from Salzburg (SZG) to Reykjavik (REK)
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Flights from Tallinn (TLL) to Reykjavik (REK)
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Flights from Timbuktu (TOM) to Reykjavik (REK)
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Flights from Tromsø (TOS) to Reykjavik (REK)
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Flights from Ulyanovsk (ULV) to Reykjavik (REK)
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Flights from Villahermosa (VSA) to Reykjavik (REK)
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Icelandair flights to Reykjavik from Seattle

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S$670 Cheap Icelandair flights Seattle (SEA) to Reykjavik (REK)

Find the cheapest month to fly from Seattle (SEA) to Reykjavik (REK)

October is typically the cheapest month to flyOctober is typically the cheapest month to fly

Travel information

Explore a world of travel with Expedia

October is typically the cheapest month to fly