Book Cheap Flight Tickets from Seattle (SEA) to Chicago (CHI)

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A trip to Chicago provides a chance to make extraordinary memories, witness the bold architecture, explore the attractions, and sample local delicacies. A flight journey from Seattle to Chicago can provide breathing room, whether you're planning a fun-filled vacation, an excursion, or a business trip. The only thing that may trouble you is finding affordable plane tickets that won't take a toll on your pocket.

And that is why Crystal Travel is here to help you find flight tickets that suit your budget and offer you a hassle-free journey. It doesn’t matter, if you want to book a one-way flight or travel in a business class, we have gathered some of the cheapest airfares. So, what are you waiting for? Book cheap flights from Seattle to Chicago and prepare for a smooth flying experience.

About Seattle

Surrounded by the Puget Sound, Lake Union, and Lake Washington, Seattle is a perfect gateway to the Pacific Northwest. The city boasts a picturesque setting with beautiful waterfronts and mountains in the backdrop. Seattle has some of the best seafood restaurants and coffee houses. Some prominent attractions here are the Space Needle, Pike Place Market, Discovery Park, and nearby Mount Si.

About Chicago

Sitting on the southwestern shore of Lake Michigan in Illinois, Chicago is a thriving hub of commerce, trade, culture, and finance. It is a flourishing cosmopolitan with magnificent architectural structures, stunning museums, and flavorsome cuisine. Chicago is one of the leading hubs in the USA in education and sports, with professional sports teams in each of the major professional leagues. The John Hancock Center, Willis Tower, the Art Institute of Chicago, the Chicago Historical Society, and Tribune Tower are a few of the many tourist attractions here.

Cheap Flights from Seattle to Chicago

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FAQs on Seattle to Chicago Flights

1. Which airlines fly non-stop from Seattle to Chicago?

The following airlines offer non-stop flights to Chicago from Seattle, Washington.

  • Alaska Airlines
  • American Airlines
  • Delta Air Lines
  • Southwest Airlines
  • United Airlines
2. I am booking a non-stop flight from Seattle to Chicago. Which airport do I choose?

Seattle-Tacoma International Airport (SEA), about 14 miles south of Downtown Seattle, is the only commercial airport serving Seattle, Washington. Whereas, Chicago is served by two airports:

  • Chicago Midway International Airport (MDW) is about 12 miles southwest of the Loop business district in Chicago.
  • Chicago O’Hare International Airport (ORD) is about 17 miles northwest of the Loop business district.

All the flights from Seattle will depart from SEA only. Choose your destination airports between the two depending on travel time, the departure time, and the airfare offered.

3. What is the flight duration between Seattle and Chicago?
A non-stop flight departing from Seattle takes around 4 hours to land at an airport in Chicago. The quickest non-stop flight, operated by Alaska Airlines from Seattle-Tacoma International Airport, takes about 3 hours and 53 minutes to reach O’Hare International Airport (ORD).
4. Which airline from Seattle has the least delayed flights to Chicago?
Delta Air Lines has the least delayed flights between Seattle and Chicago, followed by Alaska and Southwest Airlines.
5. Which is the cheapest day of the week to fly to Chicago from Seattle, Washington?
Wednesdays are generally the cheapest days to fly to Chicago from Seattle as you can easily find the cheapest airfare on this route. Flights to Chicago are pricier on Fridays and Sundays.
6. Do I need to pay any fees or charges for canceling my flight from SEA to ORD/MDW?
Most airlines do charge a processing fee for changes or cancellations of flights. But, many airlines have waived their change and cancellation fees since the pandemic, whether you incur a cancellation fee depends on the airline and travel class. For more information, contact our customer support team or check the cancellation policies on the airline's website.
7. Do airlines offer sleeping areas to passengers traveling from Seattle?
Airlines have specific lounges for passengers at Seattle-Tacoma International Airport, where they can relax and enjoy complimentary meals. However, there are no designated sleeping areas at the airport or lounges.
8. Am I allowed to carry food and eatables on my flight to Chicago?
You may carry food and eatables in your carry-on or checked baggage as long as it is solid and well packed according to the TSA policy. However, you cannot carry liquid, semi-liquid, and gel items on flights.
9. What is the baggage allowance on a flight from Seattle to CHI?

The baggage allowance may vary with the airlines and the travel class. As per the standard for domestic flights in the USA, you can check in one piece of baggage and carry one in the cabin. 

  • The sum of the dimensions of the checked baggage must not exceed 62 inches (158 cm), and the weight must be less than 50 pounds (23 kg). 
  • The carry-on weight cannot exceed 18 lbs (8 kg) and must be compatible to fit in the overhead cabin or beneath the seat.

For more information, check with the airlines or contact our travel agents.

10. I lost my baggage during my Chicago flight from SEA. How can I recover it?
Contact the airlines immediately if your baggage is lost during your flight to Chicago. Airlines are responsible for any lost, damaged, or delayed baggage. You can request them to deliver it to your address or for accommodation till it is recovered. Check the airline and government policies for more information, or contact our travel experts.
11. What are the latest available offers with Crystal Travel on flights to Chicago?
Crystal Travel offers some of the best deals for your flight journey. Use our easy-to-use search engine to find some of the latest offers available for your trip with just a few clicks. Also, stay up-to-date with our latest offers by signing up for our newsletter and regularly checking our posts on social media platforms, we post many deals there. Alternatively, you can call our travel experts with your booking information, and they will find the best deals for your trip.
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