Major carriers on the Boston (BOS) to Haneda (HND) route include Japan Airlines (JAL), All Nippon Airways (ANA) via connections, and U.S. carriers like American Airlines partnering for codeshares. JAL and ANA typically offer strong service, seat comfort, and efficient Tokyo gateway timings, sometimes operating nonstops or one-stop options. U.S. carriers can provide competitive pricing and better loyalty program integration for U.S.-based travelers. Compare fare classes, included baggage, seat pitch, and meal service for November travel; use frequent flyer alliances and credit card benefits to enhance value. Book early and verify the final itinerary—direct BOS to HND nonstops, when available, often justify a premium for time-sensitive travelers.