SFO - ORD

$175 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 1/3. 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
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Cheap Flight Deals from San Francisco to O'Hare Intl (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 O'Hare Intl 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 return 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
06:00 - 17:25SFO-ORD
9h 25m1 stop
06:50 - 13:33ORD-SFO
8h 43m1 stop
$209Frontier
Find Deal
Sat, 1 Mar - Wed, 5 Mar
06:00 - 17:25SFO-ORD
9h 25m1 stop
10:56 - 00:43ORD-SFO
15h 47m2 stops
$267Frontier
Find Deal
Sat, 1 Mar - Wed, 5 Mar
10:48 - 17:00SFO-ORD
4h 12mdirect
06:50 - 13:33ORD-SFO
8h 43m1 stop
Sat, 1 Mar - Wed, 5 Mar
10:46 - 16:58SFO-ORD
4h 12mdirect
19:00 - 22:10ORD-SFO
5h 10mdirect
$333Alaska Airlines
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Wed, 19 Feb - Sat, 22 Feb
10:46 - 16:58SFO-ORD
4h 12mdirect
19:00 - 22:10ORD-SFO
5h 10mdirect
$349Alaska Airlines
Find Deal
Tue, 25 Feb - Wed, 26 Feb
10:46 - 16:58SFO-ORD
4h 12mdirect
19:00 - 22:10ORD-SFO
5h 10mdirect
$350Alaska Airlines
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Thu, 20 Feb - Sat, 22 Feb
05:15 - 11:21SFO-ORD
4h 06mdirect
08:31 - 11:29ORD-SFO
4h 58mdirect
$354American Airlines
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Sat, 1 Mar - Wed, 5 Mar
23:55 - 06:13SFO-ORD
4h 18mdirect
15:40 - 20:40ORD-SFO
7h 00m1 stop
$368United Airlines
Find Deal
Tue, 18 Feb - Thu, 20 Feb
18:41 - 00:59SFO-ORD
4h 18mdirect
06:30 - 09:30ORD-SFO
5h 00mdirect
$384United Airlines
Find Deal
Thu, 20 Feb - Sun, 23 Feb
00:32 - 10:37SFO-ORD
8h 05m1 stop
12:25 - 15:19ORD-SFO
4h 54mdirect
$504American Airlines
Find Deal
Fri, 28 Feb - Wed, 5 Mar

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 $538 (return) on average. On the other hand, the most expensive months are November and December, where the average cost of round-trip tickets is $801 and $801 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.
No, with an average price for the route of $592, prices are generally cheapest when you fly direct.

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 17 weeks before departure.

Good to know

Low season

January

High season

July

Cheapest flight

$175
Best time to beat the crowds (21% 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.

Flights from San Francisco to O'Hare Intl: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from San Francisco to O'Hare Intl 
DinaFlew with United AirlinesSFO-ORDDec 2024
Choose an airline that will accommodate your needs
GeraldFlew with Alaska AirlinesSFO-ORDOct 2024
Book a flight as early in the day as possible to avoid incoming flight delays.
DonFlew with American AirlinesSFO-ORDJun 2024
United offers the best service from SFO to ORD. Great capacity and several redundant flights in the event of a cancellation or delay.

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 $99 for a one-way ticket and $118 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 Airbus A321neo 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, +21 more

ANA, Aer Lingus, +22 more

Tuesday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Wednesday

ANA, Aer Lingus, Air Canada, +22 more

ANA, Aer Lingus, +23 more

Thursday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Friday

ANA, Aer Lingus, Air Canada, +19 more

ANA, Aer Lingus, +20 more

Saturday

ANA, Aer Lingus, Air Canada, +19 more

ANA, Aer Lingus, +20 more

Sunday

ANA, Aer Lingus, Air Canada, +21 more

ANA, Aer Lingus, +22 more

See more direct flights

Direct returns

Chicago O'Hare Intl to San Francisco

Monday

ANA, Aer Lingus, Air Canada, +21 more

ANA, Aer Lingus, +22 more

Tuesday

ANA, Air Canada, Air New Zealand, +21 more

ANA, Air Canada, +22 more

Wednesday

ANA, Air Canada, Air China, +21 more

ANA, Air Canada, +22 more

Thursday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Friday

ANA, Aer Lingus, Air Canada, +20 more

ANA, Aer Lingus, +21 more

Saturday

ANA, Air Canada, Air China, +21 more

ANA, Air Canada, +22 more

Sunday

ANA, Aer Lingus, Air Canada, +21 more

ANA, Aer Lingus, +22 more

See more direct flights
See more direct flights

Travelling to a place near O'Hare Intl?

Book flights to O'Hare Intl if you plan to visit one of these locations
Oak Brook
Lincolnshire
Racine
Glenview
Des Plaines
Arlington Heights
Joliet
Benton Harbor
Alsip
Hoffman Estates
South Haven
Rockford

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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