Cheap flights from Chicago (CHI) to Seattle (SEA) from $70

Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Chicago to Seattle. 7 airlines have flights to Seattle/Tacoma Intl from Chicago on a regular basis. Booking flights from Chicago to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 22 inbound flights from Chicago per day.

Yes, there are multiple flights from Chicago to Seattle for under $200. The cheapest flight booked recently is on American Airlines for just $149, but on average you can expect to pay $174.

Cheapflights has at least 20 direct flights from Chicago to Seattle under $200. A good price for a nonstop flight from Chicago to Seattle is less than $209.

There are currently 20+ open flights from Chicago to Seattle within the next 7 days for less than $200.

Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

On average, you can expect to see 42 flights from Chicago to Seattle a day.
Early Morning (Midnight to 6am) - 2% of flight departures
Morning (6am - Noon) - 24% of flight departures
Afternoon (Noon - 6pm) - 26% of flight departures
Evening (6pm - Midnight) - 48% of flight departures

For as low as $149, American Airlines can have you in Seattle from Chicago in 4h 38m. The distance from Chicago to Seattle is about 1725 mi. Both multi-stop and nonstop flights can be found to your destination and back.

Our cheapest airline available from Chicago to Seattle is American Airlines. Our recent data shows that you can find tickets from as low as $149 on this airline. Additional options worth looking into are United Airlines and Spirit Airlines, starting at $166 and $167 round-trip. American Airlines is priced at 45% lower than the current average price of a flight leaving 3 months from now.

To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $70. Delta flights start at $75 while deals on Spirit Airlines start at $78 one-way.

No one likes to see their flight delayed. When booking a flight from Chicago to Seattle consider choosing WestJet (100%), KLM (94%) or Korean Air (93%) as they are the most reliable in getting you off to your destination on time.

Looking at all options, your cheapest flight can be booked for $92. While the most popular route (Chicago O'Hare Intl - Seattle/Tacoma Intl) can be booked for $149 on average our data indicates $650 when flying from Chicago to Seattle.

This is defined as Chicago O'Hare Intl Airport (ORD) and Seattle/Tacoma Intl Airport (SEA). Codes like Seattle/Tacoma Intl Airport are often used to just call airports uniquely. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are other airports near this flight route and their unique identifiers/IATA codes.

The amount of baggage you can bring on your Chicago to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter Chicago to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Yes. In addition to deals on Chicago to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Seattle.

Yes. Cheapflights offers flight deals from Chicago to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from Chicago to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on Chicago to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The Chicago to Seattle flight deals you see on this page were last updated on 5/30.

Before booking your flight from Chicago to Seattle check out the most popular airlines for this route: Undisclosed Carrier, American Airlines or Alaska Airlines.

Currently, January is the cheapest month in which you can book a flight from Chicago to Seattle (average of $247). Flying from Chicago to Seattle in July is currently the most expensive (average of $406). 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.