SFO - ORD

$96 Find Cheap Flights from San Francisco to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Francisco to O'Hare Intl departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Search hundreds of travel sites at once for deals on flights to Chicago

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Chicago, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Chicago, as well as popular online travel agencies
In the last 7 days, travellers have searched 41,299,237 times on KAYAK, and here's why:

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Cheap Flight Deals from San Francisco to Chicago (SFO-ORD)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from San Francisco to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from San Francisco to O'Hare Intl

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from San Francisco to O'Hare Intl.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
06:15 - 12:42SFO-ORD
4h 27mdirect
14:35 - 17:30ORD-SFO
4h 55mdirect
$303United Airlines
Find Deal
Wed, 8 Jan - Tue, 14 Jan
19:55 - 13:07SFO-ORD
15h 12m1 stop
18:55 - 21:54ORD-SFO
4h 59mdirect
$318Alaska Airlines
Find Deal
Tue, 21 Jan - Mon, 27 Jan
23:35 - 05:54SFO-ORD
4h 19mdirect
06:30 - 09:24ORD-SFO
4h 54mdirect
$325United Airlines
Find Deal
Tue, 31 Dec - Fri, 24 Jan
06:38 - 14:55SFO-ORD
6h 17m1 stop
20:25 - 23:13ORD-SFO
4h 48mdirect
$341United Airlines
Find Deal
Wed, 8 Jan - Mon, 13 Jan
16:00 - 23:51SFO-ORD
5h 51m1 stop
20:25 - 23:13ORD-SFO
4h 48mdirect
$343United Airlines
Find Deal
Tue, 31 Dec - Fri, 24 Jan
06:15 - 12:42SFO-ORD
4h 27mdirect
14:35 - 17:30ORD-SFO
4h 55mdirect
$345United Airlines
Find Deal
Wed, 15 Jan - Wed, 22 Jan
12:00 - 22:35SFO-ORD
8h 35m2 stops
19:10 - 23:45ORD-SFO
6h 35m1 stop
$439Southwest
Find Deal
Wed, 29 Jan - Sun, 2 Feb
05:55 - 16:13SFO-ORD
8h 18m1 stop
07:15 - 12:44ORD-SFO
7h 29m1 stop
$448Delta
Find Deal
Sat, 18 Jan - Sat, 25 Jan
11:05 - 22:35SFO-ORD
9h 30m2 stops
19:10 - 23:45ORD-SFO
6h 35m1 stop
$453Southwest
Find Deal
Fri, 10 Jan - Sun, 12 Jan
05:40 - 16:40SFO-ORD
9h 00m1 stop
11:50 - 18:15ORD-SFO
8h 25m1 stop
$465Delta
Find Deal
Wed, 1 Jan - Sat, 25 Jan

Flights from San Francisco to O'Hare Intl - Travel Insights & Trends

Get data-powered insights and trends into flights from San Francisco to O'Hare Intl to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from San Francisco to Chicago O'Hare Intl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from San Francisco to Chicago O'Hare Intl Airport is January, where tickets cost $521 (return) on average. On the other hand, the most expensive months are November and December, where the average cost of round-trip tickets is $792 and $771 respectively.

Can I save money by flying with a stopover from San Francisco to Chicago O'Hare Intl Airport?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.
Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 1 stop stopover the cheapest option at $383 on average.

How far in advance should I book a flight from San Francisco to Chicago O'Hare Intl Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from San Francisco to Chicago O'Hare Intl Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.
To get a below average price on the flight from San Francisco to Chicago O'Hare Intl Airport, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 12 weeks before departure.

Good to know

Low season

January

High season

July

Cheapest flight

$96
Best time to beat the crowds (22% less expensive on average)
Most popular time to fly (7% more expensive on average)
Flight from San Francisco to Chicago

When to book flights from San Francisco to O'Hare Intl

Are your dates flexible? Find out the best times to travel from San Francisco to O'Hare Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking San Francisco to Chicago flights

  • Where can I get emergency housing or transportation assistance at ORD?

    If you need transportation assistance or emergency housing, you should head to one of the airport’s Traveler’s Aid offices. Traveler’s Aid is a non-profit organization that assists passengers to organize last-minute housing and transportation. This organization has offices in Terminals 1, 2, 3, and 5, with the main office being in Terminal 2, next to the children’s museum.

  • Does SFO have a children’s play area?

    In case you’re traveling with older children to Chicago, you can let them have fun in one of the play areas found at SFO. These play areas, available near Gate 22 in Terminal 1, Gate 54A in Terminal 2, and close to Gates 87A and 62 in Terminal 3, feature various toys and soft playgrounds.

  • Is there any other Chicago airport I can fly into apart from ORD?

    Apart from ORD, the other Chicago airport you can fly into from SFO is Chicago Midway International Airport (MDW). When booking your flight to Chicago, it’s in your best interest to book one that lands at MDW, as MDW has shorter queues and lesser passenger crowds than ORD.

  • Is it possible to shower at ORD?

    If you want to shower before leaving ORD, you can do so at the airport’s Hilton Athletic Club. To enter this club, between Terminal 2 and the parking garage, you’ll have to purchase a day pass.

  • What is the cheapest flight from San Francisco to Chicago O'Hare Intl Airport?

    In the last 3 days, the lowest price for a flight from San Francisco to Chicago O'Hare Intl Airport was $55 for a one-way ticket and $173 for a return.

  • Which airports will I be using when flying from San Francisco to Chicago?

    San Francisco airport is called San Francisco and the only airport in Chicago is Chicago O'Hare Intl.

  • Which airlines offer Wi-Fi service onboard planes from San Francisco to Chicago?

    American Airlines, Alaska Airlines, JetBlue, Delta, and Iberia offer inflight Wi-Fi service on the San Francisco to Chicago flight route.

  • Which aircraft models fly most regularly from San Francisco to Chicago?

    The Boeing 777 is the aircraft model that flies most regularly on the San Francisco to Chicago flight route.

  • Which airline alliances offer flights from San Francisco to Chicago?

    oneworld, and Star Alliance are the airline alliances operating flights between San Francisco and Chicago, with Star Alliance being the most commonly used for this route.

  • On which days can I fly direct from San Francisco to Chicago?

    There are direct flights from San Francisco to Chicago on a daily basis.

  • How does KAYAK find such low prices on flights from San Francisco to Chicago?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Francisco to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Francisco to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from San Francisco is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Francisco to Chicago?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Chicago with an airline and back to San Francisco with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Francisco to Chicago?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from San Francisco up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

KAYAK’s top tips for finding a cheap flight from San Francisco to Chicago O'Hare Intl Airport

  • When set to fly from San Francisco International Airport (SFO) to Chicago O’Hare International Airport (ORD), you should get to SFO at least 2h before your flight. If you get to this airport as early as advised, you’ll be able to go through its tedious security checkpoints in time for your flight. You’ll also get the opportunity to check out the airport’s point of interest.
  • SFO has several TSA Care officials mandated with caring for disabled passengers as well as those with medical conditions. If you’re disabled or have limited mobility, you can receive assisted services at SFO from these officials; provided you contact and inform the airport’s TSA Care office of the services you will need at least 72h ahead of your flight.
  • If you’re traveling to Chicago with an infant, you can easily breastfeed him/her while waiting for your flight at SFO, as this airport features numerous nursing rooms. These nursing rooms, located on the Airside of every terminal as well as the Landside of Terminal 2, feature comfortable seats, deep sinks, and power outlets.
  • In case your phone is nearly running out of charge, you can charge it for free before leaving ORD, as this outstanding airport features several power stations. These stations are near Gates B4, B14, C15, C21, and C28 in Terminal 1, Gate F2 in Terminal 2, Gates K12, and L10 in Terminal 3, and Gates M5 and M7 Terminal 5.
  • If you have an inquiry at ORD, you can get the answer you need at any of the airport’s information desks. These desks are Gate F1D in Terminal 2, a short distance to Gate B7 and C18 in Terminal 1, and Gate K2 in Terminal 3. Terminal 5, they are situated on the upper and lower levels.
See more tips

Prefer to fly direct from San Francisco to Chicago O'Hare Intl?

Find which airlines fly direct from San Francisco Airport to Chicago O'Hare Intl Airport, which days they fly and book direct flights.

Direct departures

San Francisco to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Air Canada, +19 more

ANA, Aer Lingus, +20 more

Tuesday

ANA, Aer Lingus, Air Canada, +19 more

ANA, Aer Lingus, +20 more

Wednesday

ANA, Aer Lingus, Air Canada, +19 more

ANA, Aer Lingus, +20 more

Thursday

ANA, Aer Lingus, Air Canada, +18 more

ANA, Aer Lingus, +19 more

Friday

ANA, Aer Lingus, Air Canada, +18 more

ANA, Aer Lingus, +19 more

Saturday

ANA, Aer Lingus, Air Canada, +21 more

ANA, Aer Lingus, +22 more

Sunday

ANA, Aer Lingus, Air Canada, +18 more

ANA, Aer Lingus, +19 more

See more direct flights

Direct returns

Chicago O'Hare Intl to San Francisco

Monday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Tuesday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Wednesday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Thursday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Friday

ANA, Aer Lingus, Air Canada, +21 more

ANA, Aer Lingus, +22 more

Saturday

ANA, Aer Lingus, Air Canada, +22 more

ANA, Aer Lingus, +23 more

Sunday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

See more direct flights
See more direct flights

Book cheap flights from San Francisco to Chicago

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from San Francisco to Chicago found on KAYAK in the last 72 hours.
10/2Mon
directAlaska Airlines
4h 27mSFO-ORD
$96
6/2Thu
directUnited Airlines
4h 19mSFO-ORD
$152
28/1Tue
1 stopAlaska Airlines
8h 59mSFO-ORD
$168
31/12Tue
1 stopDelta
7h 14mSFO-ORD
$241
9/1Thu
2 stopsDelta
10h 01mSFO-ORD
$259
20/2Thu
2 stopsSouthwest
10h 15mSFO-ORD
$285
18/2Tue
2 stopsSouthwest
10h 15mSFO-ORD
$311
16/6Mon
1 stopSun Country Air
8h 07mSFO-ORD
$338
16/3Sun
1 stopJetBlue
10h 55mSFO-ORD
$439
13/4Sun
1 stopJetBlue
12h 06mSFO-ORD
$498

Search by stops

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Last minute flights from San Francisco to O'Hare Intl

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from San Francisco to Chicago that are departing in the next 10 days.
24/12Tue
directAlaska Airlines
4h 25mSFO-ORD
24/1Fri
directAlaska Airlines
4h 59mORD-SFO
$684
23/12Mon
multi-stopAlaska Airlines
8h 50mSFO-ORD
24/1Fri
directAlaska Airlines
4h 59mORD-SFO
$700
21/12Sat
directUnited Airlines
4h 27mSFO-ORD
25/1Sat
multi-stopUnited Airlines
6h 50mORD-SFO
$722
24/12Tue
multi-stopDelta
7h 14mSFO-ORD
8/1Wed
multi-stopDelta
7h 20mORD-SFO
$773
24/12Tue
directUnited Airlines
4h 27mSFO-ORD
1/1Wed
directUnited Airlines
4h 44mORD-SFO
$801
24/12Tue
multi-stopDelta
7h 14mSFO-ORD
8/1Wed
multi-stopDelta
11h 38mORD-SFO
$839
22/12Sun
multi-stopSouthwest
10h 50mSFO-ORD
11/1Sat
multi-stopSouthwest
7h 20mORD-SFO
$869
24/12Tue
multi-stopSun Country Air
12h 56mSFO-ORD
29/12Sun
multi-stopSun Country Air
28h 48mORD-SFO
$871
22/12Sun
multi-stopSouthwest
10h 50mSFO-ORD
11/1Sat
multi-stopSouthwest
10h 55mORD-SFO
$878
24/12Tue
multi-stopSun Country Air
7h 04mSFO-ORD
27/12Fri
multi-stopSun Country Air
13h 04mORD-SFO
$923

Search by stops

Search by airline

Search by price

Everything you need to know for your flight from San Francisco to O'Hare Intl

Information on your arrival and departure airports

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