Cheap flights from Chicago O'Hare Intl Airport to San Francisco from £95
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SFO
29 Jan — 5 Feb1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago O'Hare Intl to San Francisco are usually found in May or April, booked 82 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from O'Hare Intl to San Francisco
Enter your travel dates to find the best prices.
Cheapest flights from O'Hare Intl to San Francisco
Explore the most affordable flight options available from O'Hare Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.
Mon 29/1207:00ORD - SFO
1 stop9h 39mDelta
Tue 13/107:00SFO - ORD
1 stop12h 35mDelta
Deal found 28/12£445
Mon 29/1217:29ORD - SFO
1 stop8h 28mDelta
Wed 14/105:45SFO - ORD
2 stops14h 49mDelta
Deal found 28/12£448
Tue 30/1219:05ORD - SFO
1 stop6h 58mDelta
Tue 13/107:00SFO - ORD
1 stop12h 35mDelta
Deal found 29/12£467
Tue 30/1217:29ORD - SFO
1 stop8h 28mDelta
Wed 14/105:45SFO - ORD
2 stops14h 49mDelta
Deal found 29/12£471
Mon 29/1217:29ORD - SFO
1 stop8h 28mDelta
Mon 12/116:05SFO - ORD
1 stop15h 44mDelta
Deal found 28/12£474
Wed 31/1211:45ORD - SFO
1 stop24h 39mSun Country Air
Sat 3/118:12SFO - ORD
1 stop22h 38mSun Country Air
Deal found 29/12£478
Mon 29/1207:00ORD - SFO
1 stop9h 39mDelta
Sun 11/114:39SFO - ORD
1 stop7h 14mDelta
Deal found 28/12£494
Tue 30/1218:30ORD - SFO
1 stop7h 29mDelta
Mon 12/122:55SFO - ORD
1 stop16h 50mDelta
Deal found 29/12£497
Wed 31/1217:31ORD - SFO
1 stop8h 26mDelta
Wed 7/111:46SFO - ORD
1 stop10h 13mDelta
Deal found 30/12£510
Mon 29/1217:29ORD - SFO
1 stop8h 28mDelta
Thu 8/100:40SFO - ORD
1 stop6h 00mDelta
Deal found 28/12£520
Wed 31/1211:45ORD - SFO
1 stop24h 39mSun Country Air
Thu 1/118:18SFO - ORD
1 stop14h 33mSun Country Air
Deal found 28/12£522
Best flights from O'Hare Intl to San Francisco
Discover carefully curated flight deals from O'Hare Intl to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 December 2025.
Tue 3/308:20ORD - SFO
1 stop10h 24mAlaska Airlines
Sun 8/306:40SFO - ORD
1 stop15h 19mAlaska Airlines
Deal found 28/12£188
Sun 18/107:30ORD - SFO
1 stop8h 08mDelta
Tue 27/106:00SFO - ORD
1 stop5h 38mDelta
Deal found 30/12£190
Fri 30/116:16ORD - SFO
Nonstop4h 53mUnited Airlines
Tue 3/222:35SFO - ORD
Nonstop4h 19mUnited Airlines
Deal found 29/12£196
Mon 26/115:44ORD - SFO
1 stop9h 03mAlaska Airlines
Mon 2/214:30SFO - ORD
1 stop7h 20mAlaska Airlines
Deal found 29/12£194
Wed 21/112:45ORD - SFO
Nonstop4h 50mUnited Airlines
Thu 22/123:15SFO - ORD
Nonstop4h 29mUnited Airlines
Deal found 30/12£196
Wed 11/315:07ORD - SFO
1 stop10h 52mAlaska Airlines
Mon 16/319:28SFO - ORD
1 stop16h 43mAlaska Airlines
Deal found 30/12£194
Thu 19/206:25ORD - SFO
Nonstop5h 02mUnited Airlines
Tue 24/213:35SFO - ORD
Nonstop4h 20mUnited Airlines
Deal found 29/12£196
Fri 13/207:00ORD - SFO
1 stop10h 48mAlaska Airlines
Fri 20/206:30SFO - ORD
1 stop8h 03mAlaska Airlines
Deal found 30/12£194
Sun 25/106:47ORD - SFO
Nonstop4h 53mUnited Airlines
Sat 31/123:15SFO - ORD
Nonstop4h 29mUnited Airlines
Deal found 27/12£199
Thu 29/115:44ORD - SFO
1 stop9h 03mAlaska Airlines
Fri 30/109:00SFO - ORD
1 stop12h 50mAlaska Airlines
Deal found 28/12£194
Fri 30/115:44ORD - SFO
1 stop9h 03mAlaska Airlines
Sun 1/210:12SFO - ORD
1 stop11h 25mAlaska Airlines
Deal found 27/12£194
Thu 2/416:13ORD - SFO
1 stop8h 39mAlaska Airlines
Tue 14/407:20SFO - ORD
2 stops9h 42mAlaska Airlines
Deal found 30/12£206
Direct flights from O'Hare Intl to San Francisco
Explore direct flight options from O'Hare Intl to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 December 2025.
Tue 27/116:16ORD - SFO
Nonstop4h 53mUnited Airlines
Tue 3/212:25SFO - ORD
Nonstop4h 23mUnited Airlines
Deal found 29/12£183
Sat 17/106:47ORD - SFO
Nonstop4h 53mUnited Airlines
Thu 22/115:15SFO - ORD
Nonstop4h 17mUnited Airlines
Deal found 28/12£185
Wed 28/118:29ORD - SFO
Nonstop5h 01mUnited Airlines
Sat 31/112:25SFO - ORD
Nonstop4h 23mUnited Airlines
Deal found 29/12£186
Wed 8/421:20ORD - SFO
Nonstop4h 59mUnited Airlines
Wed 15/406:33SFO - ORD
Nonstop4h 27mUnited Airlines
Deal found 29/12£190
Wed 29/406:25ORD - SFO
Nonstop4h 51mUnited Airlines
Wed 6/522:45SFO - ORD
Nonstop4h 30mUnited Airlines
Deal found 30/12£193
Sat 2/521:20ORD - SFO
Nonstop4h 59mUnited Airlines
Tue 5/505:30SFO - ORD
Nonstop4h 25mUnited Airlines
Deal found 29/12£195
Wed 28/116:16ORD - SFO
Nonstop4h 53mUnited Airlines
Mon 2/223:15SFO - ORD
Nonstop4h 29mUnited Airlines
Deal found 29/12£196
Thu 12/206:25ORD - SFO
Nonstop5h 02mUnited Airlines
Sat 14/217:03SFO - ORD
Nonstop4h 23mUnited Airlines
Deal found 28/12£197
Sat 7/219:58ORD - SFO
Nonstop5h 02mUnited Airlines
Mon 9/223:56SFO - ORD
Nonstop4h 29mUnited Airlines
Deal found 29/12£199
Wed 22/421:20ORD - SFO
Nonstop4h 59mUnited Airlines
Sat 25/400:45SFO - ORD
Nonstop4h 22mUnited Airlines
Deal found 28/12£200
Thu 5/307:45ORD - SFO
Nonstop5h 10mUnited Airlines
Sat 7/306:45SFO - ORD
Nonstop4h 21mUnited Airlines
Deal found 30/12£202
Thu 12/206:25ORD - SFO
Nonstop5h 02mUnited Airlines
Tue 17/217:03SFO - ORD
Nonstop4h 23mUnited Airlines
Deal found 29/12£208
Last-minute flights from O'Hare Intl to San Francisco
Discover last-minute flight deals from O'Hare Intl to San Francisco. Data last updated 30 December 2025 and is based on user searches.
Sat 17/106:47ORD - SFO
Nonstop4h 53mUnited Airlines
Thu 22/115:15SFO - ORD
Nonstop4h 17mUnited Airlines
Deal found 28/12£185
Sun 18/107:20ORD - SFO
1 stop7h 03mDelta
Tue 27/106:00SFO - ORD
1 stop8h 55mDelta
Deal found 28/12£190
Thu 22/115:35ORD - SFO
1 stop9h 28mAlaska Airlines
Wed 28/114:52SFO - ORD
1 stop6h 45mAlaska Airlines
Deal found 30/12£181
Thu 22/114:06ORD - SFO
2 stops9h 52mAlaska Airlines
Tue 27/114:52SFO - ORD
1 stop6h 45mAlaska Airlines
Deal found 28/12£193
Sat 24/115:35ORD - SFO
1 stop9h 28mAlaska Airlines
Sat 31/107:00SFO - ORD
1 stop14h 37mAlaska Airlines
Deal found 29/12£184
Sun 25/106:15ORD - SFO
1 stop7h 21mDelta
Sun 1/205:45SFO - ORD
1 stop8h 53mDelta
Deal found 27/12£195
Tue 27/116:16ORD - SFO
Nonstop4h 53mUnited Airlines
Tue 3/212:25SFO - ORD
Nonstop4h 23mUnited Airlines
Deal found 29/12£183
Wed 28/118:29ORD - SFO
Nonstop5h 01mUnited Airlines
Sat 31/112:25SFO - ORD
Nonstop4h 23mUnited Airlines
Deal found 29/12£186
Wed 28/115:44ORD - SFO
1 stop9h 03mAlaska Airlines
Fri 30/107:00SFO - ORD
1 stop8h 10mAlaska Airlines
Deal found 30/12£191
Wed 28/106:47ORD - SFO
Nonstop4h 53mUnited Airlines
Mon 2/223:56SFO - ORD
Nonstop4h 29mUnited Airlines
Deal found 30/12£196
Thu 29/115:44ORD - SFO
1 stop9h 03mAlaska Airlines
Mon 2/207:00SFO - ORD
1 stop14h 37mAlaska Airlines
Deal found 30/12£194
One-way flights from O'Hare Intl to San Francisco
Search for one-way flight options from O'Hare Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated 30 December 2025.
Sat 28/208:56ORD - SFO
Nonstop5h 04mUnited Airlines
Deal found 29/12£95
Tue 20/107:30ORD - SFO
1 stop8h 13mDelta
Deal found 29/12£96
Thu 2/416:13ORD - SFO
1 stop8h 39mAlaska Airlines
Deal found 29/12£97
Wed 18/307:25ORD - SFO
1 stop8h 40mDelta
Deal found 29/12£98
Tue 27/107:15ORD - SFO
1 stop9h 20mSouthwest
Deal found 28/12£99
Sun 15/209:30ORD - SFO
1 stop11h 22mSun Country Air
Deal found 30/12£100
Mon 2/218:06ORD - SFO
1 stop18h 36mAlaska Airlines
Deal found 30/12£102
Sat 4/416:13ORD - SFO
1 stop8h 39mAlaska Airlines
Deal found 28/12£102
Wed 11/214:15ORD - SFO
2 stops9h 05mSouthwest
Deal found 30/12£103
Thu 26/316:10ORD - SFO
1 stop8h 42mAlaska Airlines
Deal found 28/12£104
Sun 5/406:25ORD - SFO
Nonstop4h 51mUnited Airlines
Deal found 30/12£105
Find flight deals from O'Hare Intl to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 December 2025.
Customise your flight search to find flights from O'Hare Intl to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 30 December 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to San Francisco that are best for you.
Fly from
O'Hare Intl
Fly to
San Francisco
Route
Depart
Return
Price
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Tue 3/3
08:20-16:44
1 stop10h 24m
San Francisco
Sun 8/3
06:40-23:59
1 stop15h 19m
£188
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Sun 18/1
07:30-13:38
1 stop8h 08m
San Francisco
Tue 27/1
06:00-13:38
1 stop5h 38m
£190
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Mon 26/1
15:44-22:47
1 stop9h 03m
San Francisco
Mon 2/2
14:30-23:50
1 stop7h 20m
£194
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Wed 11/3
15:07-23:59
1 stop10h 52m
San Francisco
Mon 16/3
19:28-14:11
1 stop16h 43m
£194
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Fri 13/2
07:00-15:48
1 stop10h 48m
San Francisco
Fri 20/2
06:30-16:33
1 stop8h 03m
£194
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Thu 29/1
15:44-22:47
1 stop9h 03m
San Francisco
Fri 30/1
09:00-23:50
1 stop12h 50m
£194
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Fri 30/1
15:44-22:47
1 stop9h 03m
San Francisco
Sun 1/2
10:12-23:37
1 stop11h 25m
£194
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Fri 30/1
16:16-19:09
Nonstop4h 53m
San Francisco
Tue 3/2
22:35-04:54
Nonstop4h 19m
£196
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Wed 21/1
12:45-15:35
Nonstop4h 50m
San Francisco
Thu 22/1
23:15-05:44
Nonstop4h 29m
£196
ChicagoSan Francisco
ORD - SFO
ORDSFO
Chicago O'Hare Intl
Thu 19/2
06:25-09:27
Nonstop5h 02m
San Francisco
Tue 24/2
13:35-19:55
Nonstop4h 20m
£196
Flights are sorted by cheapest return flights first.
Deals found on 30/12
Showing 1-10 of 24 results
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Best time to book a flight from O'Hare Intl to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from O'Hare Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to San Francisco
Prices
Airlines
Delays
How far ahead should I book a flight from Chicago O'Hare Intl Airport to San Francisco?
Use this chart to determine the optimal time to book a return flight from O'Hare Intl to San Francisco. Price data was last updated on 26 December 2025.
The price you pay for your flight from Chicago O'Hare Intl Airport to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to San Francisco?
Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of £59). Flying from Chicago O'Hare Intl Airport to San Francisco in November is currently the most expensive (average of £153). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ORD to SFO?
Find hourly flight availability from O'Hare Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 December 2025.
Unlike at midday, when flights are generally more expensive, you can save up to 49% on flights from Chicago O'Hare Intl Airport to San Francisco by exploring options for tickets in the evening.
Weekly flight availability from Chicago O'Hare Intl Airport to San Francisco
Explore weekly flight availability from O'Hare Intl to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 December 2025.
The most flights from ORD to SFO are scheduled on a Tuesday (67 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (44 on average).
How often are flights from Chicago to San Francisco delayed?
About 19% of weekly flights between Chicago and San Francisco have experienced delays in the past year, with the average delay time being 170 minutes.
What is the most punctual flight time for Chicago to San Francisco flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to San Francisco flights?
Over the past year, United Airlines have had the lowest number of delays on this route, with just 17% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to San Francisco from Chicago O'Hare Intl?
San Francisco (SFO) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to San Francisco. You should not have trouble finding flights to San Francisco from Chicago O'Hare Intl; the airport handles an average of 54 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the San Francisco airport from Chicago O'Hare Intl. It is only a 11.8 mi journey from San Francisco (SFO) to San Francisco’s city center.
How long is the flight from Chicago O'Hare Intl Airport to San Francisco?
A quick flight from Chicago O'Hare Intl Airport to San Francisco can take about 8h 08m. Alaska Airlines provides one of the quickest options available for as low as £190. Chicago O'Hare Intl Airport and San Francisco are separated by a distance of 1841 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to San Francisco one-way?
To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at £73. American Airlines flights start at £73 while deals on United Airlines start at £106 one-way.
What are the most reliable airlines from Chicago O'Hare Intl Airport to San Francisco?
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 Chicago O'Hare Intl Airport to San Francisco on time: ANA (90%), Air China (86%), China Southern (83%).
Can I find deals for flights from O'Hare Intl to San Francisco that include hotel bookings?
Yes. In addition to deals on O'Hare Intl to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from O'Hare Intl to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to San Francisco.
Can I find deals for business class flights from O'Hare Intl to San Francisco?
Yes. Cheapflights offers flight deals from O'Hare Intl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to San Francisco?
Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of £59). Flying from Chicago O'Hare Intl Airport to San Francisco in November is currently the most expensive (average of £153). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on 30 December 2025.
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 30 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from O'Hare Intl to San Francisco?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Francisco from O'Hare Intl today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to San Francisco?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from O'Hare Intl to San Francisco for you. Better yet — we are completely free to use.
Can Cheapflights find flights from O'Hare Intl to San Francisco with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from O'Hare Intl to San Francisco, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from O'Hare Intl to San Francisco become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from O'Hare Intl today and book when prices fit your budget.
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