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

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

All the information you need to plan the best SFO to ORD flight in 2021: compare San Francisco to O'Hare Intl flight prices with the expected peak season, weather and rainfall in O'Hare Intl.
SFO - ORD
Price
$217 - $376
ORD
Temperature
23 - 73.4 °F
ORD
Precipitation
1.7 - 4.9 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

$84

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 month to fly from San Francisco to Chicago O'Hare Intl Airport?

August is one of the best times of the year to fly to Chicago O'Hare Intl Airport from San Francisco. Prices for August average $287 per person but you can even find prices for as low as $118. The most expensive prices can be found in the month of December. Opting for a August flight can save you 28% on your journey compared to booking in August

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

When flying from San Francisco 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.

How far in advance should I book a flight from San Francisco 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 32 days in advance, which can save you up to 57% on flights from San Francisco to Chicago O'Hare Intl Airport compared to booking the week you need them. Waiting 32 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 $363. For sooner than that we have options available in the next 3 days from $479.

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

The best prices found for SFO to ORD flights for October, November
2 Nov - 6 Nov
$123pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
2 Nov - 6 Nov
$124pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
2 Nov - 10 Nov
$128pp
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 O'Hare Intl 2021 flight deals

Cheap flights to O'Hare Intl from San Francisco found for this year
2 Nov - 6 Nov
$123pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
2 Nov - 6 Nov
$124pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
2 Nov - 10 Nov
$128pp
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 O'Hare Intl from San Francisco

Save time with San Francisco to O'Hare Intl direct flight deals
7 Dec - 8 Dec
$172pp
SFO
San Francisco
American Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
Non-Stop
SFO
San Francisco
13 Nov - 16 Nov
$177pp
SFO
San Francisco
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
3 Dec - 4 Dec
$182pp
SFO
San Francisco
American Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
Non-Stop
SFO
San Francisco

Last minute flights from San Francisco to O'Hare Intl

Late deals on round-trip flights to O'Hare Intl from San Francisco, departing today and this week
2 Nov - 6 Nov
$123pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
2 Nov - 10 Nov
$128pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
29 Oct - 2 Nov
$130pp
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 O'Hare Intl from San Francisco

The cheapest one-way flights from San Francisco to O'Hare Intl
7:57 pm - 5:18 am
Frontier
1 Stop
7h 21m
SFO - ORD
Frontier
$84
Expedia
3:30 am - 9:50 am
Alaska Airlines
Nonstop
4h 20m
SFO - ORD
Alaska Airlines
$86
Supersaver
7:15 pm - 1:26 am
United Airlines
Nonstop
4h 11m
SFO - ORD
United Airlines
$89
United

Related info for your journey

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

Flight FAQs

From San Francisco to O'Hare Intl

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

If you book a flight to Chicago O'Hare Intl from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco. There are 47 flights from San Francisco to Chicago O'Hare Intl per day from 8 different airlines.

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 Airport for under $200 on Cheapflights?

Yes, there are multiple flights from San Francisco to Chicago O'Hare Intl Airport for under $200. The cheapest flight booked recently is on Frontier for just $123, but on average you can expect to pay $137.

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

Cheapflights has at least 20 direct flights from San Francisco to Chicago O'Hare Intl Airport under $200. A good price for a nonstop flight from San Francisco to Chicago O'Hare Intl Airport is less than $215.

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

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

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

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

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

58 flight departures from San Francisco to Chicago O'Hare Intl Airport per day on average.
Morning (6am - Noon) - 36% of flight departures
Afternoon (Noon - 6pm) - 52% of flight departures
Evening (6pm - Midnight) - 12% of flight departures

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

For as low as $123, Frontier can have you in Chicago O'Hare Intl Airport from San Francisco in 20h 43m. There are 1851 mi between San Francisco and Chicago O'Hare Intl Airport.

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

According to our current data, Frontier ($123), offers the cheapest pricing from San Francisco to Chicago O'Hare Intl Airport. Frontier is priced at 57% lower than the current average price of a flight leaving 3 months from now.

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

The cheapest airlines for a one-way flight from San Francisco to Chicago O'Hare Intl Airport are Frontier ($57), Alaska Airlines ($86), and United Airlines ($89).

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

When booking a flight from San Francisco to Chicago O'Hare Intl Airport, you may want to consider flying on Major Airline, American Airlines or Alaska Airlines as they are the most popular for this route.

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

Looking at all options, your cheapest flight can be booked for $102. While the most popular route (San Francisco - Chicago O'Hare Intl) can be booked for $123 on average our data indicates $675 when flying from San Francisco to Chicago O'Hare Intl Airport

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

Before booking your flight to Chicago O'Hare Intl Airport from San Francisco, check out the most reliable airlines to get you to your destination on time: ANA (94%), Royal Jordanian (94%), Singapore Airlines( 94%).

Related searches

Flights to O'Hare Intl from San Francisco (SFO)
Flights to San Francisco Flights to O'Hare Intl Flights from San Francisco

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 San Francisco?

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

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

COVID-19 testing requirements
Visitors from San Francisco 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 San Francisco are not required to quarantine after entering Chicago O'Hare Intl.

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

Returning to San Francisco 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 72 hours before departing to San Francisco.

Quarantine requirements
Visitors from Chicago O'Hare Intl are not required to quarantine after entering San Francisco.

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

Alternative routes for San Francisco 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 San Francisco to O'Hare Intl.
Average temperature for October in O'Hare Intl
64.4 °F
Avg rainfall for October in O'Hare Intl
3.3 ″

Airports servicing San Francisco

Airports servicing Chicago

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

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

Hourly flight availability from San Francisco to O'Hare Intl

See what time of day planes typically take off from San Francisco towards O'Hare Intl.
Morning 6 AM to noon 59% of SFO to ORD departures
Afternoon Noon to 6 PM 16% of SFO to ORD departures
Evening 6 PM to midnight 14% of SFO to ORD departures
Early morning Midnight to 6 AM 11% of SFO to ORD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Francisco to O'Hare Intl
See how many times per day planes take to the skies headed from San Francisco to O'Hare Intl.
Sunday
48 daily flights
Monday
47 daily flights
Tuesday
38 daily flights
Wednesday
42 daily flights
Thursday
39 daily flights
Friday
61 daily flights
Saturday
60 daily flights
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