Cheap flights from Chicago, IL to Seattle, WA
Flights starting at $51. Choose between Alaska Airlines, United Airlines, or Spirit Airlines to find the best price.
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Cheapest one-way trip | $51 |
|---|---|
Cheapest round-trip | $132 |
Average round-trip | $352 |
Nonstop flights in July | $121 – $1,104 |
Most popular airline | Alaska Airlines |
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Travelers usually depart from O Hare International, Chicago Midway International, or Chicago Rockford International when they travel from Chicago to Seattle. Book your trip to arrive at Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base. The distance between Chicago and Seattle is 2764 km. The most popular airlines for this route are Alaska Airlines, United Airlines, and Spirit Airlines. Chicago and Seattle have 94 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from Chicago to Seattle in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 21.07 - Sat 27.07
| Airline | Sun 21.07 | Mon 22.07 | Tue 23.07 | Wed 24.07 | Thu 25.07 | Fri 26.07 | Sat 27.07 |
|---|---|---|---|---|---|---|---|
| --- | --- | --- | --- | --- | --- | --- | |
| 2 | --- | --- | --- | --- | --- | --- |
Weekly direct flights for Sun 28.07 - Sat 03.08
| Airline | Sun 28.07 | Mon 29.07 | Tue 30.07 | Wed 31.07 | Thu 01.08 | Fri 02.08 | Sat 03.08 |
|---|---|---|---|---|---|---|---|
| --- | 3 | 6 | 5 | 1 | 4 | 3 | |
| 4 | 3 | 6 | 4 | 3 | 1 | 4 |
Weekly direct flights for Sun 04.08 - Sat 10.08
| Airline | Sun 04.08 | Mon 05.08 | Tue 06.08 | Wed 07.08 | Thu 08.08 | Fri 09.08 | Sat 10.08 |
|---|---|---|---|---|---|---|---|
| 6 | 7 | 4 | 7 | 7 | 7 | 5 | |
| 2 | 2 | 5 | 3 | 2 | 3 | 5 |
Weekly direct flights for Sun 11.08 - Sat 17.08
| Airline | Sun 11.08 | Mon 12.08 | Tue 13.08 | Wed 14.08 | Thu 15.08 | Fri 16.08 | Sat 17.08 |
|---|---|---|---|---|---|---|---|
| 2 | 7 | 7 | 7 | 7 | 7 | 5 | |
| 5 | 5 | 6 | 6 | 5 | 5 | 4 |
Check-in for a flight from Chicago to Seattle
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
| United Airlines | UAL | UA | Yes | No |
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Seattle
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 7°C | 2°C |
| February | 8°C | 1°C |
| March | 10°C | 3°C |
| April | 13°C | 4°C |
| May | 18°C | 8°C |
| June | 21°C | 10°C |
| July | 25°C | 13°C |
| August | 26°C | 14°C |
| September | 22°C | 11°C |
| October | 15°C | 7°C |
| November | 10°C | 4°C |
| December | 6°C | 1°C |
14 day forecast
Frequently asked questions
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Airports near Chicago
- O Hare International
- Chicago Midway International
- Gerald R. Ford International
- General Mitchell International
- Chicago Rockford International
- Dane County Regional
- Fort Wayne International
- General Wayne A. Downing Peoria International
- South Bend International
- Quad City International