Earn point on your loyalty program!arrow arc left

Cheap flights from Seattle (BFI) to Nagasaki (NGS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Seattle (BFI) to Nagasaki (NGS)

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

Cheap flights from Seattle to Nagasaki in September , October 2026

30 Sep - 29 Oct $ 2,024.00
BFI
Seattle
Air Excursions
3 STOPS
NGS
Nagasaki
NGS
Nagasaki
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
30 Sep - 27 Oct $ 2,031.00
BFI
Seattle
Air Excursions
3 STOPS
NGS
Nagasaki
NGS
Nagasaki
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
30 Sep - 22 Oct $ 2,052.00
BFI
Seattle
Air Excursions
3 STOPS
NGS
Nagasaki
NGS
Nagasaki
Air Excursions
3 STOPS
BFI
Seattle
Pick dates

One-way flights to Nagasaki from Seattle

5:25 AM - 1:40 PM
Peach Aviation
3 Stops
41h 30m
BFI - NGS
$ 1,116
Kiwi
Pick dates
8:05 PM - 10:35 AM
Korean Air
3 Stops
48h
BFI - NGS
$ 1,173
Kiwi
Pick dates
5:25 AM - 1:40 PM
Peach Aviation
3 Stops
41h 30m
BFI - NGS
$ 1,236
Kiwi
Pick dates

How to find the cheapest flight from Seattle (BFI) to Nagasaki (NGS)

Related info for your journey
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 Seattle (BFI) to Nagasaki (NGS)
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 Seattle (BFI) to Nagasaki (NGS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.