Cheap flights from Boston to Hong Kong

Cheapest current fares: $641 in June 2026, 12,805 km direct flight in ~15h 4m.

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Live fares · BOS → HKG

Cheapest month-by-month fares

Lowest available fare per calendar month from Boston (BOS) to Hong Kong (HKG). Refreshed daily.

Boston (BOS) → Hong Kong (HKG)

  1. June 2026 $641

Frequently asked questions

  • What is the cheapest month to fly from Boston to Hong Kong?

    Based on current 6-month forward fare data, June 2026 is the cheapest month to fly from Boston (BOS) to Hong Kong (HKG), with fares starting from $641.

  • What is the lowest current fare from BOS to HKG?

    The lowest currently-listed fare from Boston (BOS) to Hong Kong (HKG) is $641 on 2026-06-05.

  • How long is the flight from Boston to Hong Kong?

    Direct flights from BOS to HKG cover approximately 12,805 km (7,957 miles), with an estimated flight time of 15h 4m. Operating airlines: CX.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: BOS → HKG Cheapest month to fly to Hong Kong All flights from Boston All flights to Hong Kong Flights to Hong Kong SAR Visa-free with USA passport CX routes