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

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

All the information you need to plan the best SFO to ORD flight in 2021: compare San Francisco to Chicago-O'Hare Intl flight prices with the expected peak season, weather and rainfall in Chicago-O'Hare Intl.
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

Average price

$283

Average for round-trip flights in May 2021

Round-trip from

$217

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.
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 10% 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 $137. For sooner than that we have options available in the next 3 days from $157.

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

April is one of the best times of the year to fly to Chicago-O'Hare Intl from San Francisco. Prices for April average $135 per person but you can even find prices for as low as $33. The most expensive prices can be found in the month of December. Opting for a April flight can save you 49% on your journey compared to booking in April

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

The best prices found for SFO to ORD flights for May, June
18 May - 19 May
$139pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
14 May - 19 May
$141pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
18 May - 19 May
$151pp
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 this year
18 May - 19 May
$139pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
14 May - 19 May
$141pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
18 May - 19 May
$151pp
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
8 Jun - 12 Jun
$197pp
SFO
San Francisco
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
Non-Stop
SFO
San Francisco
23 Sep - 30 Sep
$203pp
SFO
San Francisco
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
20 Oct - 25 Oct
$206pp
SFO
San Francisco
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska 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
14 May - 19 May
$141pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
12 May - 25 May
$153pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
11 May - 24 May
$166pp
SFO
San Francisco
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco

Related info for your journey

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

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 16 flights from San Francisco to Chicago O'Hare Intl per day from 8 different airlines.

Can I find flights from San Francisco to Chicago-O'Hare Intl for under $200 on Cheapflights?

Yes, there are multiple flights from San Francisco to Chicago-O'Hare Intl for under $200. The cheapest flight booked recently is on Frontier for just $139, but on average you can expect to pay $165.

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 $222.

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

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

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, Monday, Wednesday, Thursday, Friday, Saturday.

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

Per day, 31 flights depart from San Francisco to Chicago O'Hare Intl on average.
Morning (6am - Noon) - 55% of flight departures
Afternoon (Noon - 6pm) - 35% of flight departures
Evening (6pm - Midnight) - 10% 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 less than Chicago-O'Hare Intl. We can gather that this will continue over the next 7 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 8h 34m. Frontier provides one of the quickest options available for as low as $141. 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 $139. Frontier is currently priced 52% below the average price you’ll pay for this route.

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

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

Destination information for Chicago-O'Hare Intl

Things to know before you go - useful duration and weather info for your trip from San Francisco to Chicago-O'Hare Intl.
Average temperature for May in Chicago-O'Hare Intl
71.6 °F
Avg rainfall for May in Chicago-O'Hare Intl
4.4 ″

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 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 No cancel fee 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

See what time of day planes typically take off from San Francisco towards Chicago-O'Hare Intl.
Morning 6 AM to noon 83% of SFO to ORD departures
Early morning Midnight to 6 AM 7% of SFO to ORD departures
Evening 6 PM to midnight 6% of SFO to ORD departures
Afternoon Noon to 6 PM 4% of SFO to ORD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Francisco to Chicago-O'Hare Intl
See how many times per day planes take to the skies headed from San Francisco to Chicago-O'Hare Intl.
Sunday
9 daily flights
Monday
22 daily flights
Tuesday
18 daily flights
Wednesday
33 daily flights
Thursday
7 daily flights
Friday
12 daily flights
Saturday
12 daily flights
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