Cheap flights from Seattle to O'Hare Intl

Round-trip
Economy
Seattle (SEA)
Chicago (ORD)
Depart
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How to find the cheapest flight from
Seattle (SEA) to O'Hare Intl (ORD)

All the information you need to plan the best SEA to ORD flight in 2021: compare Seattle to O'Hare Intl flight prices with the expected peak season, weather and rainfall in O'Hare Intl.
SEA - ORD
Price
C$ 148 - C$ 304
ORD
Temperature
-5 - 23 °C
ORD
Precipitation
43 - 125 mm

Popular in

December

High demand for flights, 30% potential price rise

Cheapest in

August

Best time to find cheap flights, 30% potential price drop

Average price

C$ 281

Average for round-trip flights in October 2021

Round-trip from

C$ 184

From Seattle/Tacoma Intl to Chicago O'Hare Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Seattle to Chicago O'Hare Intl Airport?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Chicago O'Hare Intl Airport. Flights to Chicago O'Hare Intl Airport from Seattle in August are about C$ 266 on average during August, but can be found for as low as C$ 97.

When is the cheapest time to fly from Seattle to Chicago O'Hare Intl Airport (SEA - ORD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Chicago O'Hare Intl Airport as you normally would.

How far in advance should I book a flight from Seattle to Chicago O'Hare Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 57 days in advance, which can save you up to 13% on flights from Seattle to Chicago O'Hare Intl Airport compared to booking the week you need them. Waiting 57 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 281. For sooner than that we have options available in the next 3 days from C$ 307.

Cheap flights from Seattle to O'Hare Intl in October, November 2021

The best prices found for SEA to ORD flights for October, November
10 Nov - 15 Nov
C$ 132pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
17 Nov - 20 Nov
C$ 142pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
17 Nov - 22 Nov
C$ 158pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to O'Hare Intl 2021 flight deals

Cheap flights to O'Hare Intl from Seattle found for this year
10 Nov - 15 Nov
C$ 132pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
4 Dec - 11 Dec
C$ 138pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
17 Nov - 20 Nov
C$ 142pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl

Direct flights to O'Hare Intl from Seattle

Save time with Seattle to O'Hare Intl direct flight deals
9 Nov - 10 Nov
C$ 214pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
9 Nov - 10 Nov
C$ 215pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
30 Oct - 9 Nov
C$ 220pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to O'Hare Intl

Late deals on round-trip flights to O'Hare Intl from Seattle, departing today and this week
23 Oct - 24 Oct
C$ 251pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
23 Oct - 26 Oct
C$ 268pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
Direct
SEA
Seattle/Tacoma Intl
20 Oct - 20 Nov
C$ 270pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to O'Hare Intl from Seattle

The cheapest one-way flights from Seattle to O'Hare Intl
4:33 a.m. - 7:55 p.m.
United Airlines
2 stops
13h 22m
SEA - ORD
United Airlines
C$ 202
United
8:01 a.m. - 1:31 a.m.
Spirit Airlines
1 stop
15h 30m
SEA - ORD
Spirit Airlines
C$ 215
Spirit
6:50 p.m. - 12:51 p.m.
Sun Country Air
1 stop
16h 01m
SEA - ORD
Sun Country Air
C$ 220

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">O'Hare Intl</span> flights.

Flight FAQs

From Seattle to O'Hare Intl

What airport do you fly from for flights from Seattle to Chicago O'Hare Intl?

Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Chicago O'Hare Intl. 5 airlines have flights from Seattle/Tacoma Intl to Chicago O'Hare Intl on a regular basis. Booking flights from Seattle/Tacoma Intl to Chicago O'Hare Intl should not be difficult; the airport handles an average of 37 outbound flights to Chicago O'Hare Intl per day.

Which airlines flying from Seattle/Tacoma Intl to Chicago O'Hare Intl have flexible cancellations due to COVID-19?

Delta, Spirit Airlines, and Alaska Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Seattle to Chicago O'Hare Intl Airport for under C$ 200 on Cheapflights?

Yes, there are multiple flights from Seattle to Chicago O'Hare Intl Airport for under C$ 200. The cheapest flight booked recently is on Spirit Airlines for just C$ 132, but on average you can expect to pay C$ 187.

Are there direct flights from Seattle to Chicago O'Hare Intl Airport for under C$ 300 on Cheapflights?

Cheapflights has 20 direct flights from Seattle to Chicago O'Hare Intl Airport under C$ 300. A good price for a direct flight from Seattle to Chicago O'Hare Intl Airport is less than C$ 258.

Are there last-minute flights available from Seattle to Chicago O'Hare Intl Airport for under C$ 300?

There are currently 20+ open flights from Seattle to Chicago O'Hare Intl Airport within the next 7 days for less than C$ 300.

What days are direct flights available from Seattle to Chicago O'Hare Intl Airport?

You can find direct flights on the following days: Sunday, Friday, Saturday.

How many flights depart from Seattle to Chicago O'Hare Intl Airport on average per day?

8 flight departures from Seattle to Chicago O'Hare Intl Airport per day on average.
Morning (6am - Midday) - 88% of flight departures
Evening (6pm - Midnight) - 13% of flight departures

How long is the flight from Seattle to Chicago O'Hare Intl Airport?

Spirit Airlines, Alaska Airlines, and American Airlines can get you from Seattle to Chicago O'Hare Intl Airport in just under 4h. Your travel time can differ by up to 3h 04m. Seattle and Chicago O'Hare Intl Airport are separated by a distance of 2776 km. This flight may include one or multiple stops.

What are the cheapest airlines flying from Seattle to Chicago O'Hare Intl Airport round-trip?

Spirit Airlines, at C$ 132, was found to be the cheapest airline from Seattle to Chicago O'Hare Intl Airport.Alternate airlines to your destination round-trip include Alaska Airlines and American Airlines. Spirit Airlines is 49% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Seattle to Chicago O'Hare Intl Airport one-way?

One-way options have recently been found by users for as low as C$ 61 on Spirit Airlines. Other airlines that offer cheap prices include Alaska Airlines from C$ 111 and Delta from C$ 122 one-way.

What are the most reliable airlines from Seattle to Chicago O'Hare Intl Airport?

The top 3 most reliable airlines when flying from Seattle to Chicago O'Hare Intl Airport are Brussels Airlines (91%), Iberia (90%) and United Airlines (90%).

What are the cheapest flights from Seattle to Chicago O'Hare Intl Airport?

Looking at all options, your cheapest flight can be booked for C$ 124. While the most popular route (Seattle/Tacoma Intl - Chicago O'Hare Intl) can be booked for C$ 222 on average our data indicates C$ 267 when flying from Seattle to Chicago O'Hare Intl Airport

What are the most popular airlines that fly from Seattle to Chicago O'Hare Intl Airport?

The most popular airlines flying from Seattle to Chicago O'Hare Intl Airport are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

Related searches

Flights to O'Hare Intl from Seattle (SEA)
Flights to Seattle Flights to O'Hare Intl

Rent a Car

Car Rentals in O'Hare Intl Car Rentals in USA

COVID Restrictions

View COVID Travel Restrictions for O'Hare Intl (ORD)

Do I need a COVID test to fly to O'Hare Intl from Seattle?

Information is based on travel restrictions for travel to Chicago O'Hare Intl within the United States

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Chicago O'Hare Intl.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago O'Hare Intl.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Chicago O'Hare Intl.

Do I need a test to fly back to Seattle from O'Hare Intl?

Returning to Seattle/Tacoma Intl from Chicago O'Hare Intl

COVID-19 testing requirements
Visitors from Chicago O'Hare Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Chicago O'Hare Intl are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for O'Hare Intl (ORD)

Destination information for O'Hare Intl

Things to know before you go - useful duration and weather info for your trip from Seattle to O'Hare Intl.
Flight duration from SEA to Chicago O'Hare Intl
4h 27m
Average temperature for October in O'Hare Intl
18.0 °C
Avg rainfall for October in O'Hare Intl
85.0 mm

Airports servicing Seattle

Airports servicing Chicago

Top 5 airlines flying from Seattle/Tacoma Intl to Chicago O'Hare Intl

The chart below displays the airlines Cheapflights users travelling from Seattle to O'Hare Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
C$ 99 C$ 261 No cancel fee N/A
Search Delta flights
Alaska Airlines
C$ 104 C$ 317 No cancel fee 75%
Search Alaska Airlines flights
Spirit Airlines
C$ 142 C$ 282 No cancel fee 65%
Search Spirit Airlines flights
American Airlines
C$ 171 C$ 325 No cancel fee 71%
Search American Airlines flights
United Airlines
C$ 173 C$ 283 No cancel fee 69%
Search United Airlines flights

Hourly flight availability from Seattle to O'Hare Intl

See what time of day planes typically take off from Seattle towards O'Hare Intl.
Morning 6 AM to noon 43% of flight departures
Evening 6 PM to midnight 20% of flight departures
Afternoon Noon to 6 PM 19% of flight departures
Early morning Midnight to 6 AM 18% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Seattle to O'Hare Intl
See how many times per day planes take to the skies headed from Seattle to O'Hare Intl.
Sunday
42 daily flights
Monday
36 daily flights
Tuesday
29 daily flights
Wednesday
42 daily flights
Thursday
44 daily flights
Friday
39 daily flights
Saturday
33 daily flights
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