In terms of precipitation, rainfall in Quincy, Illinois ranges from 1.5 - 4.5 inches per month. May is typically the wettest month, when rainfall can reach 4.5 in. January is typically the driest time to visit Quincy, Illinois when rainfall is around 1.5 in.

If weather is an important factor for your trip to Quincy, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

What is the cheapest time of day to fly from SFO to UIN?

When flying from San Francisco to Quincy, Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on San Francisco-Quincy, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Quincy, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Quincy, Illinois flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on San Francisco-Quincy, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Quincy, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from San Francisco to Quincy that include hotel bookings?

Yes. In addition to deals on San Francisco to Quincy flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Francisco to Quincy?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Quincy.

Can I find deals for business class flights from San Francisco to Quincy?

Yes. Cheapflights offers flight deals from San Francisco to Quincy by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$585+ Cheap Flights from San Francisco to Quincy, IL

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from San Francisco to Quincy with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco to Quincy

Cheapest

Best

Cheapest flights from San Francisco to Quincy
Explore the most affordable flight options available from San Francisco to Quincy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

Tue 5/128:21 pm

SFO

UIN

2 stops22h 39m

Multiple Airlines

Mon 5/185:25 pm

UIN

SFO

2 stops19h 24m

Multiple Airlines

Deal found 3/8

$585

Find flight deals from San Francisco to Quincy

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$585 (KAYAK)

Provider with most accurate pricing for San Francisco-Quincy Regional flight deals.

Search Deals

Provider most trusted by Cheapflights users for San Francisco-Quincy Regional flights.

Search Deals

From San Francisco to Quincy Regional

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Quincy that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San FranciscoQuincy

SFO - UIN

SFOUIN

San Francisco

Tue 5/12

8:21 pm-9:00 pm

2 stops22h 39m

Quincy Regional

Mon 5/18

5:25 pm-10:49 am

2 stops19h 24m

$585

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

Most accurate provider: When it comes to deals on San Francisco-Quincy, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Quincy, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Quincy, Illinois flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on San Francisco-Quincy, Illinois flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Quincy, Illinois flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Quincy

Have a flexible travel schedule? Discover the best time to fly to Quincy from San Francisco with our price prediction graph.

SFO-UIN

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 San Francisco to Quincy

What is the cheapest month to book a flight from San Francisco to Quincy, Illinois?

Currently, February is the cheapest month in which you can book a flight from San Francisco to Quincy, Illinois (average of $122). Flying from San Francisco to Quincy, Illinois in June is currently the most expensive (average of $265). 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.

Related info for your journey

Can I find deals for flights from San Francisco to Quincy that include hotel bookings?
Yes. In addition to deals on San Francisco to Quincy flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Francisco to Quincy?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Quincy.
Can I find deals for business class flights from San Francisco to Quincy?
Yes. Cheapflights offers flight deals from San Francisco to Quincy 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 San Francisco to Quincy, Illinois?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Quincy, Illinois (average of $122). Flying from San Francisco to Quincy, Illinois in June is currently the most expensive (average of $265). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from San Francisco

Popular flights

Quincy flight routes

Alternative routes for San Francisco to Quincy

San Francisco to O'Hare Intl flights

Los Angeles to O'Hare Intl flights

Ontario to O'Hare Intl flights

Los Angeles to Midway flights

Santa Ana to O'Hare Intl flights

Burbank to O'Hare Intl flights

San Francisco to Midway flights

San Diego to O'Hare Intl flights

San Jose to O'Hare Intl flights

Sacramento to O'Hare Intl flights

Oakland to O'Hare Intl flights

Los Angeles to St. Louis flights

Las Vegas to O'Hare Intl flights

San Diego to Midway flights

Santa Ana to Midway flights

Las Vegas to Midway flights

San Francisco to St. Louis flights

Palm Springs to O'Hare Intl flights

San Jose to Midway flights

Oakland to Midway flights

Sacramento to Midway flights

Fresno to O'Hare Intl flights

Ontario to St. Louis flights

Long Beach to O'Hare Intl flights

Sacramento to St. Louis flights

Reno to O'Hare Intl flights

Las Vegas to St. Louis flights

San Diego to St. Louis flights

Burbank to Midway flights

Ontario to Midway flights

Long Beach to Midway flights

Santa Barbara to O'Hare Intl flights

Palm Springs to Midway flights

Santa Ana to St. Louis flights

Fresno to Midway flights

San Francisco to Rockford flights

Oakland to St. Louis flights

Burbank to St. Louis flights

San Jose to St. Louis flights

Reno to Midway flights

Bakersfield to O'Hare Intl flights

Los Angeles to Moline flights

Long Beach to St. Louis flights

Medford to O'Hare Intl flights

Monterey to O'Hare Intl flights

San Luis Obispo to O'Hare Intl flights

Santa Rosa to O'Hare Intl flights

Las Vegas to Rockford flights

San Francisco to Bloomington flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$585+ Cheap flights from San Francisco to Quincy, IL (SFO - UIN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Francisco to Quincy with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Francisco to Quincy

Cheapest flights from San Francisco to QuincyExplore the most affordable flight options available from San Francisco to Quincy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

Explore the most affordable flight options available from San Francisco to Quincy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

Best flights from San Francisco to QuincyDiscover carefully curated flight deals from San Francisco to Quincy that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.

Discover carefully curated flight deals from San Francisco to Quincy that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.

Find flight deals from San Francisco to Quincy

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Quincy that are best for you.

Best time to book a flight from San Francisco to Quincy

Have a flexible travel schedule? Discover the best time to fly to Quincy from San Francisco with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Quincy

What is the cheapest month to book a flight from San Francisco to Quincy, Illinois?

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Quincy. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from San Francisco to Quincy that include hotel bookings?

How can I find direct flights from San Francisco to Quincy?

Can I find deals for business class flights from San Francisco to Quincy?

What is the cheapest month to book a flight from San Francisco to Quincy, Illinois?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Quincy

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

Complete your trip

Complete your trip to Quincy by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from San Francisco to Quincy by cabin class

Find flights from San Francisco to Quincy, based on your preferred cabin class, be it economy, premium economy, business, or first class.

San Francisco and Quincy flights

Browse other San Francisco and Quincy flight options. Last updated on March 12, 2026.

Other flights from San Francisco

Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on March 12, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Quincy

Explore flights to Quincy departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 12, 2026.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from San Francisco to Quincy
Explore the most affordable flight options available from San Francisco to Quincy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

Best flights from San Francisco to Quincy
Discover carefully curated flight deals from San Francisco to Quincy that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.