AirHint found the following cheapest return flights from Houston (IAH) to Tokyo (NRT) in May 2026 (see full year).

Return flights

06 May - 14 May	Air Canada
18 May - 28 May	Air Canada
21 May - 28 May	Air Canada
25 May - 03 Jun	Air Canada
21 May - 04 Jun	Air Canada
16 May - 24 May	Air Canada
25 May - 01 Jun	Air Canada
18 May - 28 May	United	direct
04 May - 22 May	Air Canada
17 May - 31 May	United	direct
25 May - 03 Jun	United	direct
21 May - 28 May	United	direct
25 May - 01 Jun	United	direct
16 May - 24 May	United	direct
04 May - 22 May	ANA	direct

Also check the deals for one-way flights from Houston to Tokyo in May.

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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Cheapest return flights from Houston to Tokyo in May from 633€

Return flights