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Cheap flights from San Francisco to Chicago-O'Hare Intl (SFO - ORD)

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The best prices from San Francisco to Chicago-O'Hare Intl are usually found in August or April, booked 32 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

How to find the cheapest flight from
San Francisco (SFO) to Chicago-O'Hare Intl (ORD)

SFO - ORD
Price
$217 - $376
ORD
Temperature
35.6 - 86 °F
ORD
Rainfall
1.5 - 4.8 inches

Popular in

December

High demand for flights, 23% potential price rise

Cheapest in

August

Best time to find cheap flights, 25% potential price drop

Round-trip from

$217

From San Francisco to Chicago-O'Hare Intl

One-way from

$34

One-way flight from San Francisco 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 day to fly round-trip from San Francisco to Chicago-O'Hare Intl?

Monday is generally a great day to depart. Flying on this day could help you save up to 25%.

How far in advance should I book a flight from San Francisco 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 20 days in advance, which can save you up to 48% on flights from San Francisco to Chicago-O'Hare Intl compared to booking the week you need them. Waiting 20 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 $213. For sooner than that we have options available in the next 3 days from $293.

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

August is one of the best times of the year to fly to Chicago-O'Hare Intl from San Francisco. Prices for August average $182 per person but you can even find prices for as low as $64. The most expensive prices can be found in the month of December. Opting for a August flight can save you 34% on your journey compared to booking in August

When is the cheapest time to fly from San Francisco to Chicago-O'Hare Intl (SFO - ORD)?

Unlike at noon, when flights are generally more expensive, you can save up to 10% on flights from San Francisco to Chicago-O'Hare Intl by exploring options for tickets in the evening.

Cheap flights from San Francisco to Chicago-O'Hare Intl in November, December 2020

The best prices found for SFO to ORD flights for November, December
8 Dec - 11 Dec
$67pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
19 Dec - 1 Jan
$68pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
10 Dec - 14 Dec
$69pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco

San Francisco to Chicago-O'Hare Intl 2021 flight deals

Cheap flights to Chicago-O'Hare Intl from San Francisco found for next year
8 Dec - 11 Dec
$67pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
19 Dec - 1 Jan
$68pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
10 Dec - 14 Dec
$69pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco

Non-stop flights to Chicago-O'Hare Intl from San Francisco

Save time with San Francisco to Chicago-O'Hare Intl direct flight deals
20 Jan - 27 Jan
$140pp
SFO
San Francisco
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
30 Dec - 6 Jan
$157pp
SFO
San Francisco
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
SFO
San Francisco
11 Dec - 18 Dec
$160pp
SFO
San Francisco
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
SFO
San Francisco

Last minute flights from San Francisco to Chicago-O'Hare Intl

Late deals on round-trip flights to Chicago-O'Hare Intl from San Francisco, departing today and this week
3 Dec - 6 Dec
$68pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
2 Dec - 20 Dec
$106pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
2 Dec - 7 Dec
$107pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco

One-way flights to Chicago-O'Hare Intl from San Francisco

The cheapest one-way flights from San Francisco to Chicago-O'Hare Intl
6:15 am - 3:05 pm
Frontier
1 Stop
6h 50m
SFO - ORD
Frontier
$34
Travelgenio
7:49 pm - 3:30 pm
Frontier
1 Stop
17h 41m
SFO - ORD
Frontier
$39
Travel2Be
7:49 pm - 3:30 pm
Frontier
1 Stop
17h 41m
SFO - ORD
Frontier
$40
mytrip.com

Related info for your journey

Useful info, stats and facts about San Francisco to Chicago-O'Hare Intl flights.

Flight FAQs

From San Francisco to Chicago-O'Hare Intl

Are flight prices decreasing from San Francisco to Chicago-O'Hare Intl due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Francisco and Chicago-O'Hare Intl for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

New policies can now be found on Alaska Airlines and Delta to help keep travelers safe while flying. New policies for travelers booking flights from San Francisco to Chicago O'Hare Intl include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from San Francisco to Chicago O'Hare Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, American Airlines, and Alaska Airlines flying from San Francisco to Chicago O'Hare Intl have implemented new flexible cancellation policies.

Can I find flights from San Francisco to Chicago-O'Hare Intl for under $100 on Cheapflights?

Yes, there are multiple flights from San Francisco to Chicago-O'Hare Intl for under $100. The cheapest flight booked recently is on Frontier for just $67, but on average you can expect to pay $90.

Are there nonstop flights from San Francisco to Chicago-O'Hare Intl for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from San Francisco to Chicago-O'Hare Intl under $200. A good price for a nonstop flight from San Francisco to Chicago-O'Hare Intl is less than $181.

Are there last-minute flights available from San Francisco to Chicago-O'Hare Intl for under $100?

There are currently 20+ open flights from San Francisco to Chicago-O'Hare Intl within the next 7 days for less than $100.

What days are nonstop flights available from San Francisco to Chicago-O'Hare Intl?

Days when nonstop flights are available for this flight are: Sunday, Tuesday, Wednesday, Thursday, Friday, Saturday.

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

Per day, 39 flights depart from San Francisco to Chicago O'Hare Intl on average.
Early Morning (Midnight to 6am) - 3% of flight departures
Morning (6am - Noon) - 41% of flight departures
Afternoon (Noon - 6pm) - 23% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

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

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in San Francisco is typically similar to Chicago-O'Hare Intl. We can gather that this will continue over the next 11 days.

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

Temperatures around the 86 °F's can be experienced in July. The weather in Chicago-O'Hare Intl is hotter than in San Francisco. Plan for potential changes in flight availability as peak weather approaches in this location.

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

A quick flight from San Francisco to Chicago-O'Hare Intl can take about 6h 50m. Frontier provides one of the quickest options available for as low as $106. San Francisco and Chicago-O'Hare Intl are separated by a distance of 1851 mi.

What is the cheapest airline to fly from San Francisco to Chicago-O'Hare Intl round-trip?

Flying on Frontier is currently your cheapest option to Chicago-O'Hare Intl, with prices starting at $67. Frontier is currently priced 76% below the average price you’ll pay for this route.

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

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $34.

Alternative routes for San Francisco to Chicago-O'Hare Intl

Destination information for Chicago-O'Hare Intl

Things to know before you go. Useful info for your trip from San Francisco to Chicago-O'Hare Intl
Average temperature for November in Chicago-O'Hare Intl
50.0 °F
Avg rainfall for November in Chicago-O'Hare Intl
2.8 ″

Airports servicing San Francisco

Airports servicing Chicago

Top 7 airlines from San Francisco to Chicago-O'Hare Intl

The chart below displays the airlines Cheapflights users traveling from San Francisco 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
Sun Country Air
$131 $224 N/A 83%
Frontier
$108 $257 No cancel fee 62%
Spirit Airlines
$103 $268 No cancel fee 65%
Alaska Airlines
$118 $280 No cancel fee 75%
Delta
$127 $280 No cancel fee N/A
American Airlines
$138 $351 No cancel fee 71%
United Airlines
$138 $362 No cancel fee 69%

Hourly flight availability from San Francisco to Chicago-O'Hare Intl

Morning 6 AM to noon 45% of SFO to ORD departures
Afternoon Noon to 6 PM 44% of SFO to ORD departures
Evening 6 PM to midnight 6% of SFO to ORD departures
Early morning Midnight to 6 AM 5% of SFO to ORD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Francisco to Chicago-O'Hare Intl
Sunday
23 daily flights
Monday
30 daily flights
Tuesday
34 daily flights
Wednesday
25 daily flights
Thursday
15 daily flights
Friday
20 daily flights
Saturday
24 daily flights
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