Cheap flights from Seattle to O'Hare Intl (SEA - ORD)

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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
$148 - $304
ORD
Temperature
23 - 73.4 °F
ORD
Precipitation
1.7 - 4.9 inches

Popular in

December

High demand for flights, 30% potential price rise

Cheapest in

August

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

Round-trip from

$148

From Seattle/Tacoma Intl to Chicago O'Hare Intl

One-way from

$97

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

Users have found that booking a flight from Seattle to Chicago O'Hare Intl Airport at least 57 days early can save you up to 13% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Seattle to Chicago O'Hare Intl Airport for as little as $226 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $247 for flights departing within the next 3 days.

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

When flying from Seattle to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest month to fly from Seattle to Chicago O'Hare Intl Airport?

Our data shows that August tends to be the cheapest month to fly to Chicago O'Hare Intl Airport from Seattle. Users have commonly found prices around $214 for the month, but tickets can be as low as $78. Due to multiple factors, prepare for potentially higher prices in December.

Cheap flights from Seattle to O'Hare Intl in December, January 2022

The best prices found for SEA to ORD flights for December, January
9 Jan - 23 Apr
$145pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
9 Jan - 2 May
$155pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
12 Dec - 6 Jan
$158pp
SEA
Seattle/Tacoma Intl
Frontier
 
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 2022 flight deals

Cheap flights to O'Hare Intl from Seattle found for this year
12 Dec - 6 Jan
$158pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
12 Dec - 10 Jan
$160pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
12 Dec - 7 Jan
$168pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl

Non-stop flights to O'Hare Intl from Seattle

Save time with Seattle to O'Hare Intl direct flight deals
10 Jan - 11 Jan
$192pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
7 Jan - 10 Jan
$197pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
25 Feb - 1 Mar
$206pp
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
Non-Stop
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
12 Dec - 6 Jan
$158pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
12 Dec - 10 Jan
$160pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
12 Dec - 7 Jan
$168pp
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
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 am - 2:12 pm
United Airlines
1 Stop
7h 39m
SEA - ORD
United Airlines
$97
United
2:43 pm - 1:21 am
Multiple Airlines
2 Stops
32h 38m
SEA - ORD
Multiple Airlines
$105
Kiwi.com
2:20 am - 12:14 pm
American Airlines
1 Stop
7h 54m
SEA - ORD
American Airlines

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) is the airport you will fly out of if you book a flight from Seattle to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Seattle/Tacoma Intl; the airport handles an average of 28 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 8 airlines have flights from the Seattle airport to Chicago O'Hare Intl. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

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

Delta, Alaska Airlines, and United 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 $200 on Cheapflights?

Yes, there are multiple flights from Seattle to Chicago O'Hare Intl Airport for under $200. The cheapest flight booked recently is on Frontier for just $130, but on average you can expect to pay $155.

Are there nonstop flights from Seattle to Chicago O'Hare Intl Airport for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle to Chicago O'Hare Intl Airport under $200. A good price for a nonstop flight from Seattle to Chicago O'Hare Intl Airport is less than $229.

Are there last-minute flights available from Seattle to Chicago O'Hare Intl Airport for under $200?

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

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

Nonstop flights can be found on the following days: Tuesday, Wednesday, Thursday, Friday, Saturday.

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

Per day, 17 flights depart from Seattle to Chicago O'Hare Intl Airport on average.
Early Morning (Midnight to 6am) - 6% of flight departures
Morning (6am - Noon) - 65% of flight departures
Afternoon (Noon - 6pm) - 18% of flight departures
Evening (6pm - Midnight) - 12% of flight departures

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

There are many flights that can get you from Seattle to Chicago O'Hare Intl Airport in 8h 09m. Fly via Frontier or Spirit Airlines to get the fastest option. Seattle and Chicago O'Hare Intl Airport are separated by a distance of 1725 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Flying on Frontier is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $130. Another option worth looking into is Spirit Airlines, starting at $169 round trip. Frontier is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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 $64 on Frontier. Other airlines that offer cheap prices include Alaska Airlines from $69 and United Airlines from $88 one-way.

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

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Chicago O'Hare Intl Airport on time: Air France (100%), Iberia (93%), LOT (92%).

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

Consider Major Airline, American Airlines or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Seattle to Chicago O'Hare Intl Airport.

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

Looking at all options, your cheapest flight can be booked for $43. While the most popular route (Seattle/Tacoma Intl - Chicago O'Hare Intl) can be booked for $166 on average our data indicates $354 when flying from Seattle to Chicago O'Hare Intl Airport.

Related searches

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

Rent a Car

Car Rentals at O'Hare Intl Car Rentals in Illinois

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 24 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) or Antigen (quick-test) test taken 24 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)

Alternative routes for Seattle to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.

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 21m
Average temperature for December in O'Hare Intl
37.4 °F
Avg rainfall for December in O'Hare Intl
1.9 ″

Airports servicing Seattle

Airports servicing Chicago

Top 6 airlines flying from Seattle/Tacoma Intl to Chicago O'Hare Intl

The chart below displays the airlines Cheapflights users traveling 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
Spirit Airlines
$84 $211 No cancel fee 65%
Delta
$86 $250 No cancel fee N/A
United Airlines
$95 $269 No cancel fee 69%
American Airlines
$103 $291 No cancel fee 71%
Frontier
$108 $250 No cancel fee 62%
Alaska Airlines
$110 $281 No cancel fee 75%

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 56% of SEA to ORD departures
Afternoon Noon to 6 PM 25% of SEA to ORD departures
Early morning Midnight to 6 AM 14% of SEA to ORD departures
Evening 6 PM to midnight 5% of SEA to ORD 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
33 daily flights
Monday
37 daily flights
Tuesday
25 daily flights
Wednesday
24 daily flights
Thursday
28 daily flights
Friday
31 daily flights
Saturday
24 daily flights