Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.Easily compare return flights from Chicago to Seattle
Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Seattle by changing tabs
Find the cheapest one-way flights from Chicago to Seattle
If you're looking for one-way flights from Chicago to Seattle, view some of our deals below provided by Alaska Airlines, Delta and Sun Country Air
Search last-minute flights to Seattle from Chicago
Find and compare return flight prices for your last-minute flight from Chicago to Seattle
Delta flights from Chicago to Seattle
Our best Delta deals on Chicago to Seattle flight tickets
Alaska Airlines flights from Chicago to Seattle
Our best Alaska Airlines deals on Chicago to Seattle flight tickets
How to get the cheapest flight ticket from Chicago to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Chicago to Seattle?
January. The cheapest time of year to fly to Seattle from Chicago is January. The most expensive is July.
What is the cheapest day to depart Chicago for Seattle?
Thursday. The cheapest day of the week is usually Thursday. The most expensive is usually Thursday.
When is the cheapest time to fly from Chicago to Seattle?
At midday. Chicago to Seattle flights are approximately 7% more expensive in the morning than at midday
What is the cheapest Chicago to Seattle flight route?
Chicago O'Hare Intl - Seattle/Tacoma Intl. Fly from Chicago O'Hare Intl to Seattle/Tacoma Intl for the best Chicago - Seattle flight prices
How far in advance should you book Chicago to Seattle flights?
49 days before. The cheapest time to buy a flight from Chicago to Seattle is approximately 49 days to departure
How many flights depart from Chicago to Seattle on average per day?
As of May 2024, there are 22 flights per week flying from Chicago to Seattle. The most common time of day flights depart is 19:00, with 37% of flights taking off in the evening.
How many flights depart from Chicago to Seattle on average per week?
As of May 2024, there are 160 flights per week flying from Chicago to Seattle. The most common day of the week flights depart is Monday, with 18% of flights taking off on this day.
Can stopping save me money on Chicago to Seattle flights?
No. A direct flight is the cheapest option for a flight between Chicago to Seattle.
Cheap Chicago to Seattle (CHI to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Seattle
Best price found | £59 |
|---|---|
Fastest flight time | 4h 25m |
Direct flights | Every day |
Airports in Seattle | 1 airport |
How far is Chicago to Seattle/Tacoma Intl by plane?
The straight-line distance from Chicago to Seattle/Tacoma Intl is 1732.3 mi. By plane, this route typically takes 4h 25m.
When did momondo last update prices for flights from Chicago to Seattle/Tacoma Intl Airport?
Prices for flights from Chicago to Seattle/Tacoma Intl Airport refresh daily.
How old do you have to be to fly from Chicago to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Seattle?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Seattle for you.
Can I find flights from Chicago to Seattle with flexible booking policies on momondo?
Yes. All flights to Seattle from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Chicago to Seattle?
Once you have performed a search for Chicago to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Chicago to Seattle right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.