HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$189+ Cheap flights from Peoria, IL to San Francisco (PIA - 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — SFO
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Peoria to San Francisco 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 Peoria to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(American Airlines)

One-way from

$189
(Kiwi.com)

Popular in

August

Cheapest in

July

Average price

$453
Provider with most accurate pricing for Greater Peoria-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-San Francisco flights.
Search Deals
From Greater Peoria to San Francisco
Search Deals
One-way flight from Greater Peoria to San Francisco
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Peoria to San Francisco

Cheapest flights from Peoria to San Francisco
Explore the most affordable flight options available from Peoria to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This United Airlines deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:19 pmPIA - SFO
1 stop9h 55mUnited Airlines
Mon 12/295:00 amSFO - PIA
1 stop7h 08mUnited Airlines
Deal found 11/25$289
This Kiwi.com deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/83:08 pmPIA - SFO
1 stop11h 16mMultiple Airlines
Fri 12/128:48 amSFO - PIA
1 stop9h 33mMultiple Airlines
Deal found 11/24$314
This Kiwi.com deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:41 pmPIA - SFO
1 stop12h 07mMultiple Airlines
Mon 12/811:38 pmSFO - PIA
2 stops32h 57mMultiple Airlines
Deal found 11/24$336
This American Airlines deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:32 amPIA - SFO
2 stops11h 31mAmerican Airlines
Sat 12/1311:15 pmSFO - PIA
1 stop9h 06mAmerican Airlines
Deal found 11/24$364
This Kiwi.com deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:08 pmPIA - SFO
1 stop17h 40mMultiple Airlines
Sat 12/278:33 amSFO - PIA
1 stop10h 26mMultiple Airlines
Deal found 11/25$386
This American Airlines deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:52 amPIA - SFO
2 stops11h 31mAmerican Airlines
Mon 12/811:15 amSFO - PIA
2 stops9h 44mAmerican Airlines
Deal found 11/24$414
This United Airlines deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:40 amPIA - SFO
1 stop8h 36mUnited Airlines
Sat 12/1311:44 pmSFO - PIA
1 stop8h 25mUnited Airlines
Deal found 11/24$449
This American Airlines deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/254:20 pmPIA - SFO
1 stop8h 31mAmerican Airlines
Mon 12/2911:59 pmSFO - PIA
1 stop8h 11mAmerican Airlines
Deal found 11/26$462

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 26, 2025.
Use the filters below to find and compare flights from Peoria to San Francisco that are best for you.

Fly from

Peoria

Fly to

San Francisco

Route

Depart

Return

Price

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Sat 1/10

5:16 pm-10:34 pm

1 stop7h 18m

San Francisco

Thu 1/15

7:00 am-3:24 pm

1 stop6h 24m

$289

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Sun 12/21

5:19 pm-1:14 am

1 stop9h 55m

San Francisco

Mon 12/29

5:00 am-2:08 pm

1 stop7h 08m

$289

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Wed 3/11

10:40 am-3:57 pm

1 stop7h 17m

San Francisco

Wed 3/18

6:45 am-4:40 pm

1 stop7h 55m

$289

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Wed 1/14

3:00 pm-8:10 pm

1 stop7h 10m

San Francisco

Sat 1/24

11:15 pm-10:10 am

1 stop8h 55m

$289

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Wed 1/7

8:35 am-1:29 pm

1 stop6h 54m

San Francisco

Sun 1/11

11:56 pm-10:10 am

1 stop8h 14m

$289

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Tue 2/24

5:25 pm-11:24 pm

1 stop7h 59m

San Francisco

Sat 2/28

11:59 pm-10:16 am

1 stop8h 17m

$289

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Wed 1/14

7:39 am-7:19 pm

2 stops13h 40m

San Francisco

Sat 1/24

6:00 am-3:50 pm

1 stop7h 50m

$294

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Mon 12/8

3:08 pm-12:24 am

1 stop11h 16m

San Francisco

Fri 12/12

8:48 am-8:21 pm

1 stop9h 33m

$314

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Thu 12/11

6:05 am-11:26 am

1 stop7h 21m

San Francisco

Mon 12/15

11:15 am-11:53 pm

2 stops10h 38m

$364

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Tue 2/24

1:25 pm-7:19 pm

1 stop7h 54m

San Francisco

Sun 3/1

11:59 pm-10:16 am

1 stop8h 17m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/26

Showing 1-10 of 15 results
1
2

Compare providers for flights from Peoria to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Peoria to San Francisco in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Peoria 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 Peoria to San Francisco

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

Currently, December is the cheapest month in which you can book a flight from Peoria, Illinois to San Francisco (average of $228). Flying from Peoria, Illinois to San Francisco in November is currently the most expensive (average of $352). 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.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated November 26, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Peoria 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.
United Airlines
7.4
Good
9,050 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,050 reviews
United Airlines
7.4
Good
9,050 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
11,038 reviews
United Airlines
7.4
Good
9,050 reviews

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

  • How long is the flight from Peoria, Illinois to San Francisco?

    There are many flights that can get you from Peoria, Illinois to San Francisco in 7h 18m. Fly via American Airlines or United Airlines to get the fastest option. The distance between Peoria, Illinois and San Francisco is about 1753 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Peoria, Illinois to San Francisco round-trip?

    Flying on United Airlines is currently your cheapest option to San Francisco, with prices starting at $228. Another option worth looking into is American Airlines, starting at $294 round trip. You may be able to fly from Peoria, Illinois to San Francisco for 48% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Peoria to San Francisco?

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

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

    Yes. Cheapflights offers flight deals from Peoria 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 Peoria, Illinois to San Francisco?

    Currently, December is the cheapest month in which you can book a flight from Peoria, Illinois to San Francisco (average of $228). Flying from Peoria, Illinois to San Francisco in November is currently the most expensive (average of $352). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Daly City
Redwood City
Vallejo
Hollister
Foster City
Milpitas
Union City
Davis
Hayward
Burlingame

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 Peoria to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Las Vegas flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to San Francisco flights
Midway to Las Vegas flights
O'Hare Intl to Santa Ana flights
O'Hare Intl to Palm Springs flights
St. Louis to Las Vegas flights
Midway to Los Angeles flights
O'Hare Intl to San Diego flights
O'Hare Intl to Ontario flights
Midway to San Francisco flights
O'Hare Intl to Sacramento flights
St. Louis to Los Angeles flights
O'Hare Intl to Reno flights
O'Hare Intl to Burbank flights
Rockford to Las Vegas flights
O'Hare Intl to San Jose flights
Midway to San Diego flights
St. Louis to San Francisco flights
Midway to Ontario flights
Midway to Palm Springs flights
St. Louis to San Diego flights
O'Hare Intl to Oakland flights
Midway to Santa Ana flights
St. Louis to Ontario flights
Midway to San Jose flights
St. Louis to Burbank flights
St. Louis to Santa Ana flights
O'Hare Intl to Santa Barbara flights
Peoria to San Diego flights
O'Hare Intl to Long Beach flights
Midway to Sacramento flights
Midway to Oakland flights
Midway to Reno flights
Midway to Burbank flights
Moline to Las Vegas flights
O'Hare Intl to Fresno flights
Bloomington to Las Vegas flights
St. Louis to Long Beach flights
St. Louis to Sacramento flights
Moline to Los Angeles flights
Evansville to Las Vegas flights
St. Louis to Palm Springs flights
Peoria to Las Vegas flights
St. Louis to Reno flights
Peoria to Santa Ana flights
St. Louis to San Jose flights
Midway to Long Beach flights
Peoria to Ontario flights

Top 2 airlines flying from Peoria to San Francisco

Discover the top 2 airlines that operate flights from Peoria to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$228Average$382FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$294Average$436FlexibilityNo cancel feeOn-time71%

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.