transpacific · 10h 30m · 7,665 km

Seattle to Tokyo Haneda

3 airlines · 3 aircraft ranked

In business class, ANA's The Room (777-300ER) leads the field with a 7.8/10. In premium economy, ANA's Premium Economy (777-300ER) edges out the field with a 5.7/10.

How we score → Last updated May 2026

Quick pick

Best business class: strong pick

Fly ANA. It has 6 more inches of legroom and a wider seat (24" vs 22").

If fares are comparable, this is the better cabin.

Best premium economy: close call

Fly ANA. It scores higher across seat comfort and amenities.

If fares are comparable, this is the better cabin.

Best economy: close call

Fly ANA. It has 3 more inches of legroom.

If prices are similar, go with this one.

Data verified May 2026
Airlines label their premium cabin differently on this route. Alaska flies First Class (recliner). Delta, ANA fly Business Class (suite). Check both tabs to compare all options.
Tap any two to compare head-to-head
1
The RoomANA · Boeing 777-300ER · 2019 cabinBest on route
Suite with door · 1-2-1 · 52" pitchVery reliablePremium farePoints: Amex MR
Mattress pad + More legroom + Wider seat
7.8
Very good
Seat 7.0·Amenity 9.0
2
Delta One SuiteDelta · Airbus A350-900 · 2017 cabin
Suite with door · 1-2-1 · 46" pitchVery reliablePoints: Amex MR
7.2
Very good
Seat 6.4·Amenity 8.3

Select two airlines to compare head-to-head

Airlines on this route

Flying with family

  • Most legroom: ANA (34"). Least: Alaska (31"). That 3" difference matters with kids.

Route insights

  • In business class, ANA's The Room (777-300ER) leads the field with a 7.8/10.
  • In premium economy, ANA's Premium Economy (777-300ER) edges out the field with a 5.7/10.
  • In economy, ANA's Economy (777-300ER) edges out the field with a 5.5/10.
  • Alaska is the only carrier offering first class on this route, scoring 2.8/10.

Frequently asked

Which is better in business: Delta or ANA on SEA-HND?

In business, The Room on All Nippon Airways's 777-300ER scores 7.8/10 compared to Delta One Suite on Delta Air Lines's A350-900 at 7.2/10 — a narrow edge. All Nippon Airways wins on legroom, seat width, bedding. The key difference is duvet vs mattress pad.

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 and Premium Economy on All Nippon Airways's 777-300ER are virtually identical at 5.5 and 5.7 out of 10. Premium Economy leads in seat width, but the overall experience is comparable.

Which is better in economy: Delta or ANA on SEA-HND?

In economy, Economy on All Nippon Airways's 777-300ER scores 5.5/10 compared to Main Cabin on Delta Air Lines's A350-900 at 5.1/10 — a narrow edge. All Nippon Airways wins on legroom, while Delta Air Lines leads in seat width, power. The key difference is 31" pitch vs 34" pitch.

Which is better in economy: Delta or Alaska on SEA-HND?

In economy, Main Cabin on Delta Air Lines's A350-900 scores 5.1/10 compared to Main Cabin on Alaska Airlines's 737-900ER at 4.4/10 — a narrow edge. Delta Air Lines wins on seat width, dining, bedding. The key difference is complimentary meals vs buy on board.

Which is better in economy: ANA or Alaska on SEA-HND?

In economy, Economy on All Nippon Airways's 777-300ER scores 5.5/10 compared to Main Cabin on Alaska Airlines's 737-900ER at 4.4/10 — a clear advantage. All Nippon Airways wins on legroom, dining, bedding, while Alaska Airlines leads in seat width, power. The key difference is 34" pitch vs 31" pitch.