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Cheap flights from Raleigh Durham (RDU) to Seattle (BFI)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Raleigh Durham (RDU) to Seattle (BFI)

How to find the cheapest flight from Raleigh Durham (RDU) to Seattle (BFI)
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How to find the cheapest flight from Raleigh Durham (RDU) to Seattle (BFI)
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How to find the cheapest flight from Raleigh Durham (RDU) to Seattle (BFI)
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Cheap flights from Raleigh Durham to Seattle in March , April 2026

21 Mar - 15 Apr $ 840.00
RDU
Raleigh Durham
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
RDU
Raleigh Durham
Pick dates
21 Mar - 29 Apr $ 840.00
RDU
Raleigh Durham
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
RDU
Raleigh Durham
Pick dates
21 Mar - 29 Apr $ 883.00
RDU
Raleigh Durham
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
RDU
Raleigh Durham
Pick dates

One-way flights to Seattle from Raleigh Durham

6:43 PM - 2:45 PM
Air Excursions
3 Stops
23h 52m
RDU - BFI
$ 461
Kiwi
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6:43 PM - 3:05 PM
Air Excursions
2 Stops
24h 12m
RDU - BFI
$ 462
Kiwi
Pick dates
10:07 PM - 2:45 PM
Air Excursions
2 Stops
20h 28m
RDU - BFI
$ 522
Kiwi
Pick dates

How to find the cheapest flight from Raleigh Durham (RDU) to Seattle (BFI)

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How to find the cheapest flight from Raleigh Durham (RDU) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.