transpacific · 10h 30m · 7,665 km
Seattle to Tokyo (HND)
2 airlines · 2 aircraft ranked
In business class, Delta's Delta One Suite (A350-900) dominates the field with a 8.3/10. In premium economy, Delta's Delta Premium Select (A350-900) leads the field with a 5.5/10.
Quick pick
Fly Delta. It has a wider seat (22" vs 21") and a private suite.
A noticeably better product that justifies the pick.
Fly Delta. It has free Wi-Fi (paid on ANA).
If fares are comparable, this is the better cabin.
Fly ANA. It has 3 more inches of legroom and a bigger screen (13.3" vs 10").
If prices are similar, go with this one.
Select two airlines to compare head-to-head
Data verified May 2026
New routes and airlines added regularly. One short email when we do.
Flying with family
- Most legroom: ANA (34"). Least: Delta (31"). That 3" difference matters with kids.
Route insights
- In business class, Delta's Delta One Suite (A350-900) dominates the field with a 8.3/10.
- In premium economy, Delta's Delta Premium Select (A350-900) leads the field with a 5.5/10.
- In economy, ANA's Economy (787-9) edges out the field with a 5.2/10.
Frequently asked
Which is better in business: Delta or ANA on SEA-HND?
In business, Delta One Suite on Delta Air Lines's A350-900 scores 8.3/10 compared to ANA Business Staggered on ANA's 787-9 at 6/10, a dominant lead. Delta Air Lines wins on seat type, legroom, seat width, while ANA leads in bedding. The key difference is all vs ac usb.
Which is better in premium economy: Delta or ANA on SEA-HND?
In premium economy, Delta Premium Select on Delta Air Lines's A350-900 scores 5.5/10 compared to Premium Economy on ANA's 787-9 at 4.6/10, a narrow edge. Delta Air Lines wins on wi-fi, power, extras, while ANA leads in seat width, entertainment. The key difference is all vs ac usb.
Which is better in economy: Delta or ANA on SEA-HND?
In economy, Main Cabin on Delta Air Lines's A350-900 and Economy on ANA's 787-9 are virtually identical at 5.1 and 5.2 out of 10. Economy leads in legroom, but the overall experience is comparable.
What are the best seats in Delta Delta One Suite on SEA-HND?
Best: Odd-numbered window seats (1A, 3A, 5A, 7A, 9A and right-side equivalents) are closer to the window and farther from the aisle for maximum privacy. Center pairs with the privacy divider lowered are excellent for couples. Row 1 has the most open space. Avoid: Even-numbered window seats are closer to the aisle with less separation from foot traffic. Rows 8-9 are nearest to the galley between business and premium select. 32 suites with sliding doors and do-not-disturb indicators. 18-inch seatback screens. 4 lavatories for business class, significantly better than the A330-900neo's 2 lavatories. The A350 is considered Delta's flagship long-haul aircraft. Dine-on-demand service on ultra-long-haul routes.
What are the best seats in Delta Delta Premium Select on SEA-HND?
Best: Row 20 has the most legroom as the bulkhead row with extra separation from the galley. Window doublets (A-B and H-J) are ideal for couples. Row 20 is the clear top pick unless noise sensitivity is a concern. Avoid: Center seats in the 4-abreast middle section (D-E-F-G), especially E and F which have no aisle access. Row 25 may have limited recline near the economy partition. 48 seats across 6 rows in a 2-4-2 layout. Premium amenity kit, adjustable headrest with privacy wings, dedicated flight attendant, and enhanced meal service. The outside doublets avoid the middle-seat problem entirely.
What are the best seats in Delta Main Cabin on SEA-HND?
Best: Delta Comfort+ rows (approximately 30-35, 36 seats) offer 34 inches of pitch with priority boarding and dedicated bins. Row 30 bulkhead has the most legroom. Avoid: Middle seats in any 3-abreast section on long-haul flights. Last 3 rows near rear galley and lavatories. Seat 55E is consistently rated poorly. 3-3-3 economy layout at 17.4-inch width is the A350's weakest point relative to competitors. 36 seats are Delta Comfort+ with 34-inch pitch. Remaining 190 Main Cabin seats have 31-32 inches of pitch. Complimentary meal service on all international flights. Seatback IFE and USB/AC power throughout. Delta Sync free Wi-Fi.
What are the best seats in ANA ANA Business Staggered on SEA-HND?
Best: True window seats (A/K) in odd rows for maximum privacy with the stagger. Avoid: Even-row window seats are closer to the aisle with less privacy. Staggered 1-2-1 with direct aisle access. Safran Cirrus III lie-flat. 17-inch IFE. Nishikawa mattress pad and duvet. Kaiseki or Western multi-course dining. Not "The Room" — that's on the 777-300ER only (The Room FX for 787 launches Aug 2026).