Seattle (SEA) → Chicago (ORD)
About Seattle to Chicago Flights
Discover the best flights from Seattle to Chicago, covering 2,762 km in approximately 3h 57m. Seattle (SEA) to Chicago (ORD) is one of the popular medium-haul routes within United States. With 6 major airlines operating this route including direct flights, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Seattle to Chicago.
12-Month Price History
Flight prices from Seattle to Chicago vary significantly throughout the year. February typically offers the best deals with average prices around $432, while August sees the highest prices, averaging $724. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
August
Peak season pricing
Book in Advance
30 days
For best prices
Booking Tips
For the best prices on Seattle to Chicago flights, we recommend booking 35 days in advance. Domestic flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
SkyWest Airlines OO | $630 | $2420 | $3800 |
American Airlines AA | $630 | $2560 | $4540 |
Kalitta Air K4 | $660 | $2350 | $3790 |
United Airlines UA | $760 | $2130 | $3390 |
Alaska Airlines AS | $810 | $2780 | $3790 |
Delta Air Lines DL | $820 | $2310 | $3820 |
SkyWest Airlines
OO
Economy
$630
Business
$2420
First
$3800
American Airlines
AA
Economy
$630
Business
$2560
First
$4540
Kalitta Air
K4
Economy
$660
Business
$2350
First
$3790
United Airlines
UA
Economy
$760
Business
$2130
First
$3390
Alaska Airlines
AS
Economy
$810
Business
$2780
First
$3790
Delta Air Lines
DL
Economy
$820
Business
$2310
First
$3820
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Seattle → Milwaukee
Seattle-Tacoma International (SEA) to Milwaukee Mitchell International (MKE)
Distance: 2,719 km
Average price: $508
Seattle → Chicago
Seattle-Tacoma International (SEA) to Chicago Midway International (MDW)
Distance: 2,782 km
Average price: $517
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Frequently Asked Questions
How long is the flight from Seattle to Chicago?
The flight time from Seattle (SEA) to Chicago (ORD) is approximately 3 hours and 57 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Seattle and Chicago?
The aerial distance between Seattle and Chicago is 2,762 kilometers (1,716 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Seattle to Chicago?
Several airlines operate flights between Seattle and Chicago, including American Airlines, Delta Air Lines, United Airlines and 3 more airlines. Direct flights are available on this route.
What is the cheapest month to fly from Seattle to Chicago?
Based on historical data, February typically offers the lowest airfares for flights from Seattle to Chicago. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Chicago?
For the best prices on Seattle to Chicago flights, we recommend booking 73 days in advance. Domestic flights can sometimes offer good last-minute deals, but advance booking is usually cheaper.
Do I need a visa to travel from Seattle to Chicago?
Visa requirements depend on your nationality and the purpose of your visit. Since this is a domestic flight, no visa is required for citizens.
What is the time difference between Seattle and Chicago?
Seattle operates on America/Los_Angeles time zone, while Chicago is in the America/Chicago time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.