Swiss LX9721 Boston Logan (BOS) → Zurich (ZRH) — September 11, 2026

One way · Economy · 1 adult · price per person

Last observed price for Friday, September 11, 2026: Swiss LX9721, from Boston Logan (BOS) to Zurich (ZRH), departs 9:40 PM, arrives 10:55 AM the next day, direct, 7h 15m, $3,186 per person. Price found in an Aviasales search on September 7, 2026 and read by AirSource on September 10, 2026, 21:23 UTC: it is not guaranteed and is confirmed on Aviasales at booking time.

Observation for flight LX9721 on September 11, 2026

Swiss LX9721

Direct · Boston Logan (BOS) → Zurich (ZRH)

Direct

9:40 PM

Fri, Sep 11

Boston Logan (BOS)

7h 15m

direct

10:55 AM⁺¹

Sat, Sep 12

Zurich (ZRH)

Airline: Swiss (LX)
Flight: LX9721
Departure: Boston Logan (BOS) · September 11, 2026 · 9:40 PM local time (UTC-4)
Arrival: Zurich (ZRH) · September 12, 2026 · 10:55 AM local time (UTC+2) · next day
Stops: Direct (no plane change, as stated by the source; it can include a stop)
Duration: 7h 15m
Last observed price: $3,186 per person, one way
Observed: Price and fare conditions found in an Aviasales search on September 7, 2026 · read by AirSource on September 10, 2026, 21:23 UTC · more than 48 hours ago