For a quick snack before your flight, grab some Garrett Popcorn near gate B8, a Chicago favorite.
Round-trip from | $169 (Mytrip) |
---|---|
One-way from | $93 (Trip.com) |
Popular in | December |
Cheapest in | February |
Average price | $329 |
Good round-trip deal | $197 or less |
Good one-way deal | $114 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Mon 8/18
5:40 am-12:34 am
1 stop20h 54m
Seattle/Tacoma Intl
Mon 8/25
6:17 am-12:32 am
1 stop16h 15m
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Wed 7/30
7:08 am-4:25 pm
1 stop11h 17m
Seattle/Tacoma Intl
Mon 8/4
12:13 pm-10:55 pm
1 stop8h 42m
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Sat 8/16
2:03 pm-6:30 pm
1 stop6h 27m
Seattle/Tacoma Intl
Sat 8/23
5:55 pm-11:59 pm
Nonstop4h 04m
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Tue 7/22
7:08 am-4:25 pm
1 stop11h 17m
Seattle/Tacoma Intl
Mon 8/4
5:30 pm-6:03 am
1 stop10h 33m
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Tue 8/19
9:05 pm-11:35 pm
Nonstop4h 30m
Seattle/Tacoma Intl
Tue 8/26
11:10 pm-5:15 am
Nonstop4h 05m
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Sat 8/16
8:00 am-10:39 am
Nonstop4h 39m
Seattle/Tacoma Intl
Tue 8/19
6:00 am-12:07 pm
Nonstop4h 07m
ChicagoSeattle
MDW - SEA
MDWSEA
Chicago Midway
Mon 8/18
12:35 pm-6:59 pm
1 stop8h 24m
Seattle/Tacoma Intl
Mon 8/25
6:17 am-12:24 am
1 stop16h 07m
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Sat 8/16
3:10 pm-9:30 pm
1 stop8h 20m
Seattle/Tacoma Intl
Wed 8/20
5:15 am-2:10 pm
1 stop6h 55m
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Tue 8/5
7:11 am-9:45 am
Nonstop4h 34m
Seattle/Tacoma Intl
Tue 8/19
5:50 pm-11:51 pm
Nonstop4h 01m
ChicagoSeattle
ORD - SEA
ORDSEA
Chicago O'Hare Intl
Sat 8/16
6:50 am-9:19 am
Nonstop4h 29m
Seattle/Tacoma Intl
Sat 8/23
3:09 pm-9:14 pm
Nonstop4h 05m
The best time to book flights from Chicago to Seattle is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Chicago to Seattle (average of $238). Flying from Chicago to Seattle in July is currently the most expensive (average of $390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s typically best to fly out from Chicago to Seattle in the evening. Doing so could potentially save you 15% on the flight price compared to flying at noon, which is usually more expensive.
Travelers seeking maximum savings on their Chicago to Seattle flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from CHI to SEA are scheduled on a Monday (69 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).
Crew
Overall
Food
Boarding
Entertainment
Comfort
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Overall
Food
Boarding
Entertainment
Comfort
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Overall
Food
Boarding
Entertainment
Comfort
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Overall
Food
Boarding
Entertainment
Comfort
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Overall
Food
Boarding
Entertainment
Comfort
Reviews
Cheri,Jan 2025
FAT - SEA
Crew
Overall
Food
Boarding
Entertainment
Comfort
Reviews
Cheri,Jan 2025
FAT - SEA
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$93 | Average$247 | FlexibilityNo cancel fee | On-time85% | |
Cheapest$98 | Average$238 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$118 | Average$236 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$135 | Average$352 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$157 | Average$292 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$168 | Average$330 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$169 | Average$325 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$197 | Average$418 | FlexibilityNo cancel fee | On-time63% |