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$212+ 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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — SFO
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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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 September 16, 2025.

Round-trip from

$270
(Kiwi.com)

One-way from

$212
(American Airlines)

Popular in

August

Cheapest in

January

Average price

$388
From Greater Peoria to San Francisco
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One-way flight from Greater Peoria to San Francisco
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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 10/81:26 pmPIA - SFO
1 stop9h 56mMultiple Airlines
Mon 10/139:23 pmSFO - PIA
1 stop12h 27mMultiple Airlines
Deal found 9/15$270
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/235:00 amPIA - SFO
1 stop9h 31mAmerican Airlines
Mon 10/2711:58 pmSFO - PIA
1 stop8h 48mAmerican Airlines
Deal found 9/14$289
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/151:26 pmPIA - SFO
1 stop9h 56mMultiple Airlines
Mon 10/2010:43 pmSFO - PIA
2 stops35h 53mMultiple Airlines
Deal found 9/14$305
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/154:51 pmPIA - SFO
1 stop8h 38mAmerican Airlines
Mon 10/2011:25 pmSFO - PIA
1 stop8h 02mAmerican Airlines
Deal found 9/14$314
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 12/255:19 pmPIA - SFO
1 stop8h 44mUnited Airlines
Mon 12/296:00 amSFO - PIA
1 stop6h 08mUnited Airlines
Deal found 9/15$340
This American Airlines deal was found by Cheapflights users on 9/14. 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 9/3010:39 amPIA - SFO
2 stops10h 36mAmerican Airlines
Sat 10/412:38 pmSFO - PIA
1 stop8h 33mAmerican Airlines
Deal found 9/14$344
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/174:35 pmPIA - SFO
1 stop9h 39mMultiple Airlines
Mon 10/2010:43 pmSFO - PIA
2 stops35h 53mMultiple Airlines
Deal found 9/14$348
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/143:56 pmPIA - SFO
1 stop8h 35mUnited Airlines
Sun 10/195:15 amSFO - PIA
1 stop8h 04mUnited Airlines
Deal found 9/14$376
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/910:48 amPIA - SFO
1 stop9h 40mUnited Airlines
Mon 10/1311:00 pmSFO - PIA
1 stop9h 13mUnited Airlines
Deal found 9/15$383

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 September 16, 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

Wed 10/8

1:26 pm-9:22 pm

1 stop9h 56m

San Francisco

Mon 10/13

9:23 pm-11:50 am

1 stop12h 27m

$270

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Thu 10/23

5:00 am-12:31 pm

1 stop9h 31m

San Francisco

Mon 10/27

11:58 pm-10:46 am

1 stop8h 48m

$289

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Wed 10/15

1:26 pm-9:22 pm

1 stop9h 56m

San Francisco

Mon 10/20

10:43 pm-12:36 pm

2 stops35h 53m

$305

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Wed 10/15

4:51 pm-11:29 pm

1 stop8h 38m

San Francisco

Sun 10/19

12:50 am-10:46 am

1 stop7h 56m

$314

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Fri 10/17

4:10 pm-10:56 pm

1 stop8h 46m

San Francisco

Sun 10/19

12:50 am-10:46 am

1 stop7h 56m

$314

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Thu 10/16

4:38 pm-12:17 am

1 stop9h 39m

San Francisco

Mon 10/20

11:25 pm-9:27 am

1 stop8h 02m

$314

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Wed 10/8

4:51 pm-11:29 pm

1 stop8h 38m

San Francisco

Mon 10/13

11:25 pm-9:27 am

1 stop8h 02m

$314

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Tue 9/30

10:39 am-7:15 pm

2 stops10h 36m

San Francisco

Sat 10/4

12:38 pm-11:11 pm

1 stop8h 33m

$344

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Thu 10/30

11:16 am-5:20 pm

1 stop8h 04m

$212

PeoriaSan Francisco

PIA - SFO

PIASFO

Greater Peoria

Mon 9/29

5:20 pm-11:59 pm

1 stop8h 39m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 12 results
1
2

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, January is the cheapest month in which you can book a flight from Peoria, Illinois to San Francisco (average of $276). Flying from Peoria, Illinois to San Francisco in June is currently the most expensive (average of $357). 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 September 16, 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
8,924 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

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
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

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
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

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 9h 31m. Fly via American Airlines to get the fastest option. The distance between Peoria, Illinois and San Francisco is about 1753 mi.

  • 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 $288 round trip. You may be able to fly from Peoria, Illinois to San Francisco for 46% 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, January is the cheapest month in which you can book a flight from Peoria, Illinois to San Francisco (average of $276). Flying from Peoria, Illinois to San Francisco in June is currently the most expensive (average of $357). 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
Santa Cruz
Livermore
South San Francisco
Turlock
Antioch
Watsonville
Santa Clara
Manteca
Sunnyvale
Hollister
Vacaville
Foster City
Union City
Vallejo
Burlingame
Redwood City
San Mateo
San Leandro
Lathrop

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Alternative routes for Peoria to San Francisco

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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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$228Average$382FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$443FlexibilityNo cancel feeOn-time71%

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