Chicago to Seattle flights – the most comfortable way to fly
3 airlines fly nonstop between Chicago and Seattle, about 60 flights a week. The flight takes 4h 00m and covers 2,762 km. The most comfortable economy seat is on Delta's Airbus A220-300. There's no lie-flat business class on this route.
Most comfortable economy
- 31″ legroom
- 18.6″ wide seat
- Cabin altitude 7,500 ft
- Wi-Fi
- Power
Most comfortable business
- 38″ legroom
- 21.0″ wide seat
- No middle seats
- Cabin altitude 8,000 ft
- Wi-Fi
- Power
Nonstop flights from Chicago to Seattle
| Flight | Departs | Duration | Aircraft | Economy | Business | Days |
|---|---|---|---|---|---|---|
| American Airlines AA7610 ORD → SEA |
07:45 | 4h 00m | 737 MAX 8 Narrow-body |
4.5Okay | 7.4Very comfortable | MTWTFSS |
| United UA7696 ORD → SEA |
07:50 | 4h 00m | 737 MAX 8 Narrow-body |
4.5Okay | 7.4Very comfortable | MTWTFSS |
| Delta DL5175 ORD → SEA |
08:35 | 4h 00m | A321neo Narrow-body |
5.3Okay | 7.4Very comfortable | MTWTFSS |
| American Airlines AA4090 ORD → SEA |
12:55 | 4h 00m | A321neo Narrow-body |
5.3Okay | 7.4Very comfortable | MTWTFSS |
| United UA4479 ORD → SEA |
13:00 | 4h 00m | A320 Narrow-body |
4.8Okay | 7.4Very comfortable | MTWTFSS |
| Delta DL6529 ORD → SEA |
13:50 | 4h 00m | 737-800 Narrow-body |
3.8Cramped | 7.4Very comfortable | MTWTFSS |
| American Airlines AA931 ORD → SEA |
18:05 | 4h 00m | A321neo Narrow-body |
5.3Okay | 7.4Very comfortable | MTWTFSS |
| United UA901 ORD → SEA |
18:10 | 4h 00m | A320 Narrow-body |
4.8Okay | 7.4Very comfortable | MTWTFSS |
| Delta DL2468 ORD → SEA |
18:55 | 4h 00m | A220-300 Narrow-body |
6.5Comfortable | 7.4Very comfortable | MTWTFSS |
Frequently asked questions
How long is the flight from Chicago to Seattle?
A nonstop flight from Chicago to Seattle takes about 4 h 0 min and covers 2,762 km.
Which airlines fly nonstop from Chicago to Seattle?
American Airlines, Delta, and United fly nonstop, with about 60 flights a week.
What is the most comfortable economy seat from Chicago to Seattle?
Delta on the Airbus A220-300: 2-3 layout, 31″ legroom and 18.6″ wide seats – comfort score 6.5/10 (comfortable).
Is there lie-flat business class from Chicago to Seattle?
No – business class on this route is recliner (domestic first) (2-2). The best is American Airlines on the Boeing 737 MAX 8, comfort score 7.4/10.
Can I fly with my dog from Chicago to Seattle?
Yes – American Airlines, Delta, and United take small dogs in the cabin (usually up to 9 kg including the bag).
Is business class worth it from Chicago to Seattle?
Business is a wide recliner with more legroom for about 265% more than economy on American Airlines – SkyBuddy's upgrade score: 1.3/10 (not worth it).
Which aircraft fly from Chicago to Seattle?
Airbus A321neo, Airbus A320, Boeing 737 MAX 8, Boeing 737-800, and Airbus A220-300.
Schedules, seat details and fares are indicative estimates from SkyBuddy's airline model. Check the live price before you book.