Cheap flights from Chicago O'Hare Intl Airport to San Francisco Bay Area from $79
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to San Francisco Bay Area departing on 5/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Frontier flights from Chicago O'Hare Intl Airport to San Francisco Bay Area
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to San Francisco Bay Area
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Francisco Bay Area?
In general, September is the cheapest month to fly from Chicago O'Hare Intl Airport to San Francisco Bay Area. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $291. If you aren’t able to travel to San Francisco Bay Area during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $297.
What is the cheapest day to depart on your flight to San Francisco Bay Area?
On average, the least expensive day to fly to San Francisco Bay Area from Chicago O'Hare Intl Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $379. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $564.
What is the cheapest time of day to depart on your flight to San Francisco Bay Area?
Our most recent data shows that the best time of day to fly to San Francisco Bay Area is in the evening. Flights from Chicago O'Hare Intl Airport to San Francisco Bay Area during this time can be as low as $401. In contrast, the most expensive time of day to depart to San Francisco Bay Area is in the afternoon when prices are around $475.
What is the cheapest Chicago O'Hare Intl to San Francisco Bay Area flight route?
Fly from Chicago O'Hare Intl to San Francisco for the best Chicago O'Hare Intl - San Francisco Bay Area flight prices
How far in advance should I book a flight to San Francisco Bay Area?
You are more likely to see cheaper flights to San Francisco Bay Area from Chicago O'Hare Intl Airport when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco Bay Area for around $324 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco Bay Area from Chicago O'Hare Intl Airport for as low as $271 on momondo.
What cabin class options are available on Chicago O'Hare Intl to San Francisco Bay Area flights?
There are 4 cabin classes available to choose from on Chicago O'Hare Intl to San Francisco Bay Area flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Chicago O'Hare Intl to San Francisco Bay Area?
Frontier, Alaska Airlines, and Spirit Airlines are the most popular carriers operating from Chicago O'Hare Intl to San Francisco Bay Area
What airlines fly to San Francisco Bay Area?
United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to San Francisco Bay Area from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to San Francisco Bay Area. Keep in mind that there are 8 different airlines that fly to San Francisco Bay Area on a routine basis, so you have a few additional options to choose from.
How many flights depart from Chicago O'Hare Intl Airport to San Francisco Bay Area on average per day?
The number of flights available between Chicago O'Hare Intl Airport and San Francisco Bay Area is 65 per day as of April 2025. The most frequent departure time is 8:00PM, with 34% of daily flights leaving in the afternoon.
How many flights depart from Chicago O'Hare Intl Airport to San Francisco Bay Area on average per week?
The number of flights available between Chicago O'Hare Intl Airport and San Francisco Bay Area is 455 per week as of April 2025. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.
Cheap Chicago O'Hare Intl Airport to San Francisco Bay Area flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to San Francisco Bay Area
Best Price Found | $79 |
|---|---|
Fastest flight time | 4h 33m |
Direct flights | Every day |
Airports in San Francisco Bay Area | 3 airports |
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to San Francisco Bay Area?
Prices for flights from Chicago O'Hare Intl Airport to San Francisco Bay Area refresh daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to San Francisco Bay Area?
There are 8 operators available for flights from Chicago O'Hare Intl Airport to San Francisco Bay Area as of April 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport to San Francisco Bay Area?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to San Francisco Bay Area.
What documentation or ID do you need to fly to San Francisco Bay Area?
The travel and health documents you'll need for your trip to San Francisco Bay Area may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Bay Area. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to San Francisco Bay Area?
momondo data reveals that the most frequently booked plane model on the route from Chicago O'Hare Intl Airport to San Francisco Bay Area is Airbus A321neo, representing 14.06% of all bookings. The subsequent popular models are Boeing 737-800 at 13.92%, Airbus A320neo at 12.77%, and Boeing 737-900 at 7.41%.
Best airlines flying from Chicago O'Hare Intl Airport to San Francisco Bay Area
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to San Francisco Bay Area with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $90 | Free Cancellation | Rating 5.9 3,283 reviews | |||
| PriceFrom $108 | Free Cancellation | Rating 7.9 2,393 reviews | |||
| PriceFrom $128 | Free Cancellation | Rating 8.0 7,920 reviews | |||
| PriceFrom $129 | Free Cancellation | Rating 6.3 7,940 reviews | |||
| PriceFrom $140 | Free Cancellation | Rating 8.0 9,918 reviews | |||
| PriceFrom $197 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 7.4 8,685 reviews | |||
| PriceFrom $276 | Free Cancellation | Rating 8.0 4,287 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to San Francisco Bay Area?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco Bay Area from Chicago.
Can I find flights from Chicago to San Francisco Bay Area with flexible booking policies on momondo?
momondo does allow users to show only those flights to San Francisco Bay Area from Chicago which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Chicago to San Francisco Bay Area?
momondo helps you find the best flight between Chicago and San Francisco Bay Area by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Chicago to San Francisco Bay Area right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to San Francisco Bay Area from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.