Earn point on your loyalty program!arrow arc left

Cheap flights from St Louis (STL) 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 St Louis (STL) to Nagasaki (NGS)

How to find the cheapest flight from St Louis (STL) 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 St Louis (STL) 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 St Louis (STL) 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 St Louis to Nagasaki in July , August 2026

28 Jul - 31 Aug $ 1,249.00
STL
St Louis
Frontier Airlines
2 STOPS
NGS
Nagasaki
NGS
Nagasaki
Frontier Airlines
3 STOPS
STL
St Louis
Pick dates
28 Jul - 01 Sep $ 1,265.00
STL
St Louis
Frontier Airlines
2 STOPS
NGS
Nagasaki
NGS
Nagasaki
Frontier Airlines
3 STOPS
STL
St Louis
Pick dates
28 Jul - 31 Aug $ 1,397.00
STL
St Louis
Frontier Airlines
3 STOPS
NGS
Nagasaki
NGS
Nagasaki
Frontier Airlines
3 STOPS
STL
St Louis
Pick dates

Last minute flights from St Louis to Nagasaki

28 Jul - 01 Aug $ 2,073.00
STL
St Louis
Air Canada
2 STOPS
NGS
Nagasaki
NGS
Nagasaki
Air Canada
3 STOPS
STL
St Louis
Pick dates
28 Jul - 01 Aug $ 2,222.00
STL
St Louis
Air Canada
3 STOPS
NGS
Nagasaki
NGS
Nagasaki
Air Canada
3 STOPS
STL
St Louis
Pick dates
28 Jul - 01 Aug $ 2,331.00
STL
St Louis
Air Canada
2 STOPS
NGS
Nagasaki
NGS
Nagasaki
Air Canada
3 STOPS
STL
St Louis
Pick dates

One-way flights to Nagasaki from St Louis

8:55 AM - 1:40 PM
Peach Aviation
2 Stops
40h
STL - NGS
$ 561
Kiwi
Pick dates
8:55 AM - 8:40 AM
Jetstar Japan
2 Stops
35h 55m
STL - NGS
$ 676
Kiwi
Pick dates
8:55 AM - 7:45 PM
Skymark Airlines
3 Stops
22h
STL - NGS
$ 710
Kiwi
Pick dates

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