Cheapest one-way flights from Philadelphia to Tokyo in September from $361

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Tokyo (NRT) in September 2025 (see full year).

One-Way flights

04 Sep Frontier Airlines
15 Sep Frontier Airlines
05 Sep Spirit Airlines
12 Sep Frontier Airlines
01 Sep Air Canada
07 Sep Air Canada
27 Sep Alaska Airlines
23 Sep Alaska Airlines
09 Sep Alaska Airlines
19 Sep Alaska Airlines

Also check the deals for return flights from Philadelphia to Tokyo in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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