Cheap flights from Chicago to Seattle for only $174 roundtrip with American Airlines.

Also works in reverse.

 

DEPART:
Chicago, USA

 

ARRIVE:
Seattle, USA

 

RETURN:
Chicago, USA

 

DATES:
Availability from August to November 2021

Example dates:

 

Chicago – Seattle
4th-8th Sep
4th-9th Sep
10th-15th Sep
11th-15th Sep
14th-18th Sep
15th-20th Sep
16th-21st Sep
21st-25th Sep
22nd-26th Sep
22nd-27th Sep
23rd-28th Sep
24th-28th Sep
25th-29th Sep
25th-30th Sep
26th Sep – 1st Oct
27th Sep – 1st Oct
27th Sep – 2nd Oct
28th Sep – 3rd Oct
29th Sep – 3rd Oct
30th Sep – 4th Oct
30th Sep – 5th Oct
1st-6th Oct
5th-9th Oct
6th-10th Oct
7th-12th Oct
8th-13th Oct
13th-18th Oct
14th-19th Oct
15th-19th Oct

 

Seattle – Chicago
31st Aug – 4th Sep
9th-14th Sep
10th-15th Sep
11th-16th Sep
17th-21st Sep
18th-23rd Sep
20th-25th Sep
21st-26th Sep
22nd-27th Sep
24th-28th Sep
25th-29th Sep
26th-30th Sep
27th Sep – 1st Oct
1st-6th Oct
2nd-7th Oct
3rd-8th Oct
9th-13th Oct
10th-14th Oct
16th-21st Oct
24th-28th Oct
25th-29th Oct
26th-30th Oct
30th Oct – 3rd Nov
31st Oct – 5th Nov
1st-6th Nov
2nd-7th Nov
5th-9th Nov

and more…

 

STOPS:

 

AIRLINES:
American Airlines

 

 

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