What are the cheapest airlines flying from Chicago O'Hare Intl Airport to San Francisco round-trip?

Currently priced at $202, Frontier will fly you from Chicago O'Hare Intl Airport to San Francisco and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Southwest - these airlines can fly you to your destination from $207 and $208, respectively. Users have found that Frontier is 35% cheaper than the other options available to this destination.

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

The cheapest airlines for a one-way flight from Chicago O'Hare Intl Airport to San Francisco are Frontier ($102), United Airlines ($109), and Southwest ($114).

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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

Looking at all options, your cheapest flight can be booked for $98. While the most popular route (Chicago O'Hare Intl - San Francisco) can be booked for $188 on average our data indicates $1,098 when flying from Chicago O'Hare Intl Airport to San Francisco.

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

Consider ANA (87%), Alaska Airlines (86%) or Air China (86%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to San Francisco.

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

Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Chicago O'Hare Intl Airport to San Francisco.

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

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 46% on the overall cost on flights from Chicago O'Hare Intl Airport to San Francisco.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to San Francisco. Flights to San Francisco from Chicago O'Hare Intl Airport in September are about $312 on average during September, but can be found for as low as $128.

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

Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to San Francisco (SFO) should be relatively easy as there are 56 daily inbound flights from Chicago O'Hare Intl from 7 different airlines.

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 vacation 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.

$102+ Flights from Chicago O'Hare Intl Airport to San Francisco

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to San Francisco are usually found in April or May, booked 53 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from O'Hare Intl to San Francisco

Round-trip from	$202 (FlightHub)
One-way from	$102 (FlightHub)
Popular in	March
Cheapest in	April
Average price	$328
Good round-trip deal	$254 or less
Good one-way deal	$147 or less

From Chicago O'Hare Intl to San Francisco

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One-way flight from Chicago O'Hare Intl to San Francisco

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Highest demand for flights based on searches. 2% potential increase in price ($7 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Chicago O'Hare Intl to San Francisco.

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Price to beat on a one-way flight from Chicago O'Hare Intl to San Francisco.

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Find flight deals from O'Hare Intl to San Francisco

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 July 3, 2025.

Sat 8/307:00 amORD - SFO

1 stop17h 33mFrontier

Tue 9/26:50 amSFO - ORD

1 stop12h 52mFrontier

Deal found 7/3

$202

Thu 8/286:50 pmORD - SFO

Nonstop4h 43mAmerican Airlines

Tue 9/211:08 pmSFO - ORD

Nonstop4h 16mAmerican Airlines

Deal found 7/3

$207

Sat 8/237:00 amORD - SFO

1 stop6h 20mSouthwest

Sun 8/3112:40 pmSFO - ORD

1 stop6h 50mSouthwest

Deal found 7/1

$208

Tue 8/127:00 amORD - SFO

1 stop18h 25mMultiple Airlines

Thu 8/143:42 pmSFO - ORD

1 stop11h 08mMultiple Airlines

Deal found 7/3

$212

Fri 8/87:18 pmORD - SFO

Nonstop4h 48mHawaiian Airlines

Mon 8/1111:55 amSFO - ORD

Nonstop4h 23mHawaiian Airlines

Deal found 7/3

$217

Fri 8/155:55 pmORD - SFO

1 stop8h 04mAlaska Airlines

Mon 8/188:00 amSFO - ORD

1 stop13h 39mAlaska Airlines

Deal found 7/3

$236

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 layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Sat 8/307:00 amORD - SFO

1 stop17h 33mFrontier

Tue 9/26:50 amSFO - ORD

1 stop12h 52mFrontier

Deal found 7/3

$202

Thu 8/283:17 pmORD - SFO

Nonstop4h 35mAmerican Airlines

Tue 9/26:10 amSFO - ORD

Nonstop4h 20mAmerican Airlines

Deal found 7/2

$207

Sat 8/237:00 amORD - SFO

1 stop6h 20mSouthwest

Sun 8/3112:40 pmSFO - ORD

1 stop6h 50mSouthwest

Deal found 7/1

$208

Tue 8/127:00 amORD - SFO

1 stop18h 25mMultiple Airlines

Thu 8/143:42 pmSFO - ORD

1 stop11h 08mMultiple Airlines

Deal found 7/3

$212

Fri 8/87:18 pmORD - SFO

Nonstop4h 48mAlaska Airlines

Mon 8/1111:55 amSFO - ORD

Nonstop4h 23mAlaska Airlines

Deal found 7/3

$217

Tue 8/197:18 pmORD - SFO

Nonstop4h 48mHawaiian Airlines

Sat 8/232:42 pmSFO - ORD

1 stop7h 17mHawaiian Airlines

Deal found 7/1

$247

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 July 3, 2025 and is based on user searches.

Fri 7/117:18 pmORD - SFO

Nonstop4h 48mAlaska Airlines

Wed 7/238:00 amSFO - ORD

1 stop13h 39mAlaska Airlines

Deal found 7/1

$317

Sat 7/127:00 amORD - SFO

Nonstop4h 42mUnited Airlines

Wed 7/2311:55 pmSFO - ORD

Nonstop4h 20mUnited Airlines

Deal found 6/30

$297

Sun 7/139:56 pmORD - SFO

1 stop11h 45mFrontier

Thu 7/1711:30 pmSFO - ORD

1 stop10h 07mFrontier

Deal found 7/1

$206

Tue 7/297:18 pmORD - SFO

Nonstop4h 48mHawaiian Airlines

Wed 8/63:05 pmSFO - ORD

1 stop6h 34mHawaiian Airlines

Deal found 7/3

$227

Fri 8/87:18 pmORD - SFO

Nonstop4h 48mAlaska Airlines

Mon 8/1111:55 amSFO - ORD

Nonstop4h 23mAlaska Airlines

Deal found 7/3

$217

Tue 8/127:00 amORD - SFO

1 stop18h 25mMultiple Airlines

Thu 8/143:42 pmSFO - ORD

1 stop11h 08mMultiple Airlines

Deal found 7/3

$212

Sat 8/236:15 amORD - SFO

1 stop9h 30mSouthwest

Sun 8/317:15 amSFO - ORD

1 stop8h 40mSouthwest

Deal found 7/1

$208

Thu 8/286:50 pmORD - SFO

Nonstop4h 43mAmerican Airlines

Tue 9/211:08 pmSFO - ORD

Nonstop4h 16mAmerican Airlines

Deal found 7/3

$207

Sat 8/307:00 amORD - SFO

1 stop17h 33mFrontier

Tue 9/26:50 amSFO - ORD

1 stop12h 52mFrontier

Deal found 7/3

$202

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 July 3, 2025.

Tue 8/197:20 amORD - SFO

1 stop17h 13mFrontier

Deal found 7/2

$102

Thu 8/146:00 amORD - SFO

1 stop10h 51mMultiple Airlines

Deal found 7/2

$105

Thu 8/76:30 amORD - SFO

Nonstop4h 39mUnited Airlines

Deal found 7/2

$109

Sat 8/231:50 pmORD - SFO

2 stops9h 35mSouthwest

Deal found 7/3

$114

Fri 8/155:55 pmORD - SFO

1 stop8h 04mAlaska Airlines

Deal found 7/3

$118

Mon 8/187:45 amORD - SFO

1 stop6h 26mDelta

Deal found 7/3

$129

Wed 7/306:45 amORD - SFO

Nonstop4h 32mAmerican Airlines

Deal found 7/1

$139

Mon 9/810:43 amORD - SFO

1 stop8h 29mSun Country Air

Deal found 7/3

$143

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 8/30

7:00 am-10:33 pm

1 stop17h 33m

San Francisco

Tue 9/2

6:50 am-9:42 pm

1 stop12h 52m

$202

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Thu 8/28

6:50 pm-9:33 pm

Nonstop4h 43m

San Francisco

Tue 9/2

11:08 pm-5:24 am

Nonstop4h 16m

$207

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 8/23

7:00 am-11:20 am

1 stop6h 20m

San Francisco

Sun 8/31

12:40 pm-9:30 pm

1 stop6h 50m

$208

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 8/12

7:00 am-11:25 pm

1 stop18h 25m

San Francisco

Thu 8/14

3:42 pm-4:50 am

1 stop11h 08m

$212

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 8/8

7:18 pm-10:06 pm

Nonstop4h 48m

San Francisco

Mon 8/11

11:55 am-6:18 pm

Nonstop4h 23m

$217

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 7/29

7:18 pm-10:06 pm

Nonstop4h 48m

San Francisco

Wed 8/6

3:05 pm-11:39 pm

1 stop6h 34m

$227

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 9/30

7:20 am-10:30 pm

1 stop17h 10m

$102

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 10/14

8:20 am-2:01 pm

1 stop7h 41m

$108

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Thu 8/7

6:30 am-9:09 am

Nonstop4h 39m

$109

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Thu 10/16

8:30 am-11:11 am

Nonstop4h 41m

$110

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 14 results

The best insider tips for Chicago O'Hare Intl Airport to San Francisco flights

Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to San Francisco trip

Airlines

United Airlines

United's Economy Plus offers extra legroom, enhancing comfort for travelers seeking more space.

United's Polaris Lounges provide exclusive amenities like showers and dining for premium passengers.

Read more about United Airlinesby Harriet Baskas

Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, enhancing comfort on medium-haul flights.

Alaska's Wi-Fi is a flat fee, ideal for business travelers needing connectivity during flights.

Read more about Alaska Airlinesby Robert Schrader

Airports

ORD

For a quick snack before your flight, grab some Garrett Popcorn near gate B8, a Chicago favorite.

SFO

Use BART for an affordable ride from SFO to downtown San Francisco, taking about 40 minutes.

Our travel experts

Harriet Baskas

Expert on United Airlines and SFO

Robert Schrader

Expert on Alaska Airlines

Ramsey Qubein

Expert on ORD

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 round-trip 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

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

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 53 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, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of $276). Flying from Chicago O'Hare Intl Airport to San Francisco in June is currently the most expensive (average of $360). 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?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 18% on flights from Chicago O'Hare Intl Airport to San Francisco by exploring options for tickets in the evening.

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

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to San Francisco flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to San Francisco

The most flights from ORD to SFO are scheduled on a Thursday (96 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (36 on average).

Reviews of airlines servicing San Francisco

Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Chicago O'Hare Intl Airport to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,266 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,982 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.8

Good

2,545 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,861 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly into for flights to San Francisco from Chicago O'Hare Intl?
Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to San Francisco (SFO) should be relatively easy as there are 56 daily inbound flights from Chicago O'Hare Intl from 7 different airlines.
What are the cheapest airlines flying from Chicago O'Hare Intl Airport to San Francisco round-trip?
Currently priced at $202, Frontier will fly you from Chicago O'Hare Intl Airport to San Francisco and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Southwest - these airlines can fly you to your destination from $207 and $208, respectively. Users have found that Frontier is 35% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to San Francisco one-way?
The cheapest airlines for a one-way flight from Chicago O'Hare Intl Airport to San Francisco are Frontier ($102), United Airlines ($109), and Southwest ($114).
What are the most reliable airlines from Chicago O'Hare Intl Airport to San Francisco?
Consider ANA (87%), Alaska Airlines (86%) or Air China (86%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to San Francisco.
What are the cheapest flights from Chicago O'Hare Intl Airport to San Francisco?
Looking at all options, your cheapest flight can be booked for $98. While the most popular route (Chicago O'Hare Intl - San Francisco) can be booked for $188 on average our data indicates $1,098 when flying from Chicago O'Hare Intl Airport to San Francisco.
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 vacation 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, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of $276). Flying from Chicago O'Hare Intl Airport to San Francisco in June is currently the most expensive (average of $360). 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.

See more FAQs

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Mountain View

South San Francisco

Livermore

Santa Cruz

Turlock

Manteca

Watsonville

Antioch

Hollister

Newark

Alameda

Hayward

Milpitas

Sunnyvale

Daly City

Campbell

Foster City

Capitola

Richmond

Browse thousands of different options on Cheapflights for your next trip

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

Airline	Cheapest	Average	Flexibility	On-time
Hawaiian Airlines	Cheapest$108	Average$217	FlexibilityNo cancel fee	On-time85%
Frontier	Cheapest$124	Average$204	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$128	Average$319	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$187	Average$288	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$197	Average$310	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$197	Average$358	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$226	Average$336	FlexibilityNo cancel fee	On-time63%

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$102+ Cheap flights from O'Hare Intl (ORD) to San Francisco (SFO)

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from O'Hare Intl to San Francisco with Cheapflights

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to San Francisco are usually found in April or May, booked 53 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from O'Hare Intl to San Francisco

Round-trip from

One-way from

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Find flight deals from O'Hare Intl to San Francisco

Cheapest flights from O'Hare Intl to San FranciscoExplore 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 July 3, 2025.

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 July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to San Francisco that are best for you.

The best insider tips for Chicago O'Hare Intl Airport to San Francisco flights

Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to San Francisco trip

Airlines

United Airlines

Alaska Airlines

Airports

ORD

SFO

Our travel experts

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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to San Francisco

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 round-trip flight from O'Hare Intl to San Francisco. Price data was last updated on June 27, 2025.

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

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 July 3, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to San Francisco. Price data was last updated on June 29, 2025.

Weekly flight availability from Chicago O'Hare Intl Airport to San Francisco

Reviews of airlines servicing San Francisco

Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Chicago O'Hare Intl Airport to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to San Francisco round-trip?

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

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

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

Can I find deals for flights from O'Hare Intl to San Francisco that include hotel bookings?

How can I 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?

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

Traveling to a place near Chicago O'Hare Intl Airport?

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Alternative routes for O'Hare Intl to San Francisco

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

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

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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 July 3, 2025.