Cheap flights from Seattle to Chicago-O'Hare Intl

Round-trip
Economy
Seattle (SEA)
Chicago (ORD)
Depart
Return
Any month
Compare vs. Cheapflights |

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

All the information you need to plan the best SEA to ORD flight in 2021: compare Seattle to Chicago-O'Hare Intl flight prices with the expected peak season, weather and rainfall in Chicago-O'Hare Intl.
SEA - ORD
Price
C$ 179 - C$ 368
ORD
Temperature
2 - 30 °C
ORD
Rainfall
39 - 123 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

Round-trip from

C$ 179

From Seattle to Chicago-O'Hare Intl

One-way from

C$ 178

One-way flight from Seattle 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?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 34 days in advance, which can save you up to 86% on flights from Seattle to Chicago-O'Hare Intl compared to booking the week you need them. Waiting 34 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$ 420. For sooner than that we have options available in the next 3 days from C$ 569.

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

April is one of the best times of the year to fly to Chicago-O'Hare Intl from Seattle. Prices for April average C$ 306 per person but you can even find prices for as low as C$ 231. The most expensive prices can be found in the month of January. Opting for a April flight can save you 10% on your journey compared to booking in April

Cheap flights from Seattle to Chicago-O'Hare Intl in May, June 2021

The best prices found for SEA to ORD flights for May, June
9 Jun - 18 Jun
C$ 212pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
24 Jun - 10 Jul
C$ 223pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
3 Jun - 8 Jun
C$ 224pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
Direct
SEA
Seattle/Tacoma Intl

Seattle to Chicago-O'Hare Intl 2021 flight deals

Cheap flights to Chicago-O'Hare Intl from Seattle found for this year
17 Aug - 24 Aug
C$ 212pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
Direct
SEA
Seattle/Tacoma Intl
15 Jul - 21 Jul
C$ 223pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
11 Aug - 17 Aug
C$ 224pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
Direct
SEA
Seattle/Tacoma Intl

Direct flights to Chicago-O'Hare Intl from Seattle

Save time with Seattle to Chicago-O'Hare Intl direct flight deals
17 Aug - 24 Aug
C$ 212pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
Direct
SEA
Seattle/Tacoma Intl
11 Aug - 17 Aug
C$ 224pp
SEA
Seattle/Tacoma Intl
Delta
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
Direct
SEA
Seattle/Tacoma Intl
7 Jun - 10 Jun
C$ 235pp
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 Chicago-O'Hare Intl

Late deals on round-trip flights to Chicago-O'Hare Intl from Seattle, departing today and this week
21 May - 21 Jun
C$ 281pp
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
25 May - 16 Jun
C$ 282pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl
21 May - 29 May
C$ 284pp
SEA
Seattle/Tacoma Intl
Alaska Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Direct
SEA
Seattle/Tacoma Intl

One-way flights to Chicago-O'Hare Intl from Seattle

The cheapest one-way flights from Seattle to Chicago-O'Hare Intl
3:57 p.m. - 2:20 a.m.
Spirit Airlines
1 stop
8h 23m
SEA - ORD
Spirit Airlines
C$ 178
Spirit
3:00 a.m. - 2:15 p.m.
Alaska Airlines
2 stops
9h 15m
SEA - ORD
Alaska Airlines
C$ 226
8:50 p.m. - 5:20 a.m.
Delta
1 stop
6h 30m
SEA - ORD
Delta
C$ 228
Delta

Related info for your journey

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

Flight FAQs

From Seattle to Chicago-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 24 outbound flights to Chicago O'Hare Intl per day.

What safety measures are being taken by airlines flying from Seattle/Tacoma Intl to Chicago O'Hare Intl to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travellers safe while flying. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from Seattle/Tacoma Intl to Chicago O'Hare Intl. Policies will vary by airline.

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 for under C$ 242 on Cheapflights?

Yes, there are multiple flights from Seattle to Chicago-O'Hare Intl for under C$ 242. The cheapest flight booked recently is on Delta for just C$ 212, but on average you can expect to pay C$ 251.

Are there direct flights from Seattle to Chicago-O'Hare Intl for under C$ 242 on Cheapflights?

Cheapflights has 20 direct flights from Seattle to Chicago-O'Hare Intl under C$ 242. A good price for a direct flight from Seattle to Chicago-O'Hare Intl is less than C$ 265.

Are there last-minute flights available from Seattle to Chicago-O'Hare Intl for under C$ 363?

There are currently 20+ open flights from Seattle to Chicago-O'Hare Intl within the next 7 days for less than C$ 363.

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

Days when direct flights are available for this flight are: Sunday, Tuesday, Friday.

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

3 flight departures from Seattle/Tacoma Intl to Chicago O'Hare Intl per day on average.
Morning (6am - Noon) - 67% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

Does it rain more in Seattle or Chicago-O'Hare Intl?

Seattle will have less rainfall in 2 compared to Chicago-O'Hare Intl over the next 17 days.

Is Seattle weather warmer or cooler than Chicago-O'Hare Intl?

Temperatures around the 30 °C's can be experienced in July. The weather in Chicago-O'Hare Intl is hotter than in Seattle. Plan for potential changes in flight availability as peak weather approaches in this location.

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

Airlines like Alaska Airlines, Delta, and United Airlines fly from Seattle to Chicago-O'Hare Intl in about 3h 54m. The time it takes to get you to your destination is usually consistent. The distance between Seattle and Chicago-O'Hare Intl is about 2776 km. Generally, flights for this route are direct.

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

Delta, at C$ 212, was found to be the cheapest airline from Seattle to Chicago-O'Hare Intl.Alternate airlines to your destination round-trip include United Airlines and Alaska Airlines. Delta is 17% 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 one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as C$ 107. However, be on the lookout for offers from Alaska Airlines and Spirit Airlines, as they are both options that can get you from Seattle to Chicago-O'Hare Intl for a low price.

Related searches

Flights to Chicago-O'Hare Intl from Seattle
Flights to Seattle Flights to Chicago-O'Hare Intl

Rent a Car

Car Rentals at Chicago-O'Hare Intl Car Rentals in USA

Destination information for Chicago-O'Hare Intl

Things to know before you go - useful duration and weather info for your trip from Seattle to Chicago-O'Hare Intl.
Flight duration
4h 19m
Average temperature for May in Chicago-O'Hare Intl
22.0 °C
Avg rainfall for May in Chicago-O'Hare Intl
111.0 mm

Airports servicing Seattle

Airports servicing Chicago

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

The chart below displays the airlines Cheapflights users travelling from Seattle to Chicago-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$ 80 C$ 210 No cancel fee N/A
Search Delta flights
Spirit Airlines
C$ 114 C$ 226 No cancel fee 65%
Search Spirit Airlines flights
United Airlines
C$ 139 C$ 227 No cancel fee 69%
Search United Airlines flights
Alaska Airlines
C$ 84 C$ 254 No cancel fee 75%
Search Alaska Airlines flights
American Airlines
C$ 137 C$ 261 No cancel fee 71%
Search American Airlines flights

Hourly flight availability from Seattle to Chicago-O'Hare Intl

See what time of day planes typically take off from Seattle towards Chicago-O'Hare Intl.
Morning 6 AM to noon 87% of flight departures
Evening 6 PM to midnight 9% of flight departures
Afternoon Noon to 6 PM 3% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Seattle to Chicago-O'Hare Intl
See how many times per day planes take to the skies headed from Seattle to Chicago-O'Hare Intl.
Sunday
22 daily flights
Monday
22 daily flights
Tuesday
20 daily flights
Wednesday
26 daily flights
Thursday
22 daily flights
Friday
31 daily flights
Saturday
29 daily flights
Home North America USA Illinois Chicago Chicago-O'Hare Intl Cheap flights from Seattle to Chicago-O'Hare Intl
  • Round-trip
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First