Best-seats guide · Boeing 777-300ER
The best seats on the Thai Airways Boeing 777-300ER.
The Thai Airways Boeing 777-300ER seats 348 passengers across 2 cabins. Every row below is rated on legroom, location and distance from galleys and lavatories.
The Thai Airways Boeing 777-300ER (Thai Airways 777-300ER) carries 348 passengers across Business + Economy. The extra legroom is at 27 extra-legroom seats. Every row below is ranked on legroom, window alignment and quiet — and flagged when it sits next to the galley or the lavatory — so the seats worth booking and the ones to skip are easy to spot.
Business Class
rows 11–22 · 42 seatsEconomy
rows 31–72 · 306 seatsFrequently asked
The 27 extra-legroom seats the airline marks give the most room. The "Best Seats" list above has the exact seat numbers.
The back rows of Economy, any seat directly next to a lavatory or galley, and middle seats near the rear are the ones travellers skip first on this layout.
Power and Wi-Fi availability varies by airline. Check the individual seat details for confirmed amenities.
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How we rate
Every seat is sourced from the airline's own diagram, cross-checked against independent references, and reviewed by hand — last updated June 2026. Ratings weigh legroom, recline, window alignment, and distance from galleys and lavatories.
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Every seat with ratings, notes and amenities — then pick your spot.
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