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$263+ Cheap flights from Champaign (CMI) to San Francisco Bay Area

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — SFO
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from Champaign to San Francisco Bay Area

Keep the following information in mind while searching for Champaign to San Francisco Bay Area flight deals. Data was last updated November 13, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$378
(American Airlines)

One-way from

$263
(American Airlines)

Popular in

November

Cheapest in

September

Average price

$854
Provider with most accurate pricing for Champaign University-Willard-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Champaign University-Willard-San Francisco flights.
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From Champaign University-Willard to San Francisco Bay Area
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One-way flight from Champaign University-Willard to San Francisco Bay Area
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Highest demand for flights based on searches. 10% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Champaign to San Francisco Bay Area

Cheapest flights from Champaign to San Francisco Bay Area
Explore the most affordable flight options available from Champaign to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This American Airlines deal was found by Cheapflights users on 11/12. 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 12/53:16 pmCMI - SFO
1 stop10h 09mAmerican Airlines
Tue 12/912:10 pmSFO - CMI
1 stop6h 17mAmerican Airlines
Deal found 11/12$378
This American Airlines deal was found by Cheapflights users on 11/11. 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.
Sat 11/223:15 pmCMI - SFO
1 stop10h 18mAmerican Airlines
Sat 11/297:12 amSFO - CMI
2 stops10h 28mAmerican Airlines
Deal found 11/11$670
This American Airlines deal was found by Cheapflights users on 11/11. 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 12/232:57 pmCMI - SFO
1 stop9h 54mAmerican Airlines
Tue 1/66:00 amSFO - CMI
1 stop7h 01mAmerican Airlines
Deal found 11/11$685
This American Airlines deal was found by Cheapflights users on 11/10. 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 11/216:45 amCMI - SFO
1 stop10h 21mAmerican Airlines
Mon 12/17:12 amSFO - CMI
2 stops10h 28mAmerican Airlines
Deal found 11/10$737
This American Airlines deal was found by Cheapflights users on 11/12. 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 11/276:00 amCMI - SFO
1 stop6h 48mAmerican Airlines
Mon 12/17:12 amSFO - CMI
2 stops10h 28mAmerican Airlines
Deal found 11/12$750
This American Airlines deal was found by Cheapflights users on 11/11. 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 12/266:52 amCMI - SJC
1 stop8h 19mAmerican Airlines
Fri 1/26:00 amSJC - CMI
1 stop6h 27mAmerican Airlines
Deal found 11/11$863

Cheapflights Fare Finder

 
Customize your flight search to find flights from Champaign to San Francisco Bay Area 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 13, 2025.
Use the filters below to find and compare flights from Champaign to San Francisco Bay Area that are best for you.

Fly from

Champaign

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

ChampaignSan Francisco

CMI - SFO

CMISFO

Champaign University-Willard

Fri 12/5

1:32 pm-8:30 pm

1 stop8h 58m

San Francisco

Tue 12/9

6:00 am-4:02 pm

1 stop8h 02m

$378

ChampaignSan Francisco

CMI - SFO

CMISFO

Champaign University-Willard

Tue 12/23

2:57 pm-10:51 pm

1 stop9h 54m

San Francisco

Tue 1/6

6:00 am-3:01 pm

1 stop7h 01m

$685

ChampaignSan Francisco

CMI - SFO

CMISFO

Champaign University-Willard

Thu 11/27

6:00 am-10:48 am

1 stop6h 48m

San Francisco

Mon 12/1

7:12 am-7:40 pm

2 stops10h 28m

$750

ChampaignSan Jose

CMI - SJC

CMISJC

Champaign University-Willard

Fri 12/26

6:52 am-1:11 pm

1 stop8h 19m

San Jose

Fri 1/2

6:00 am-2:27 pm

1 stop6h 27m

$863

ChampaignSan Francisco

CMI - SFO

CMISFO

Champaign University-Willard

Wed 11/26

3:15 pm-10:55 pm

1 stop9h 40m

San Francisco

Sun 11/30

7:12 am-7:40 pm

2 stops10h 28m

$985

ChampaignSan Jose

CMI - SJC

CMISJC

Champaign University-Willard

Thu 2/26

6:36 am-1:22 pm

1 stop8h 46m

$263

ChampaignSan Jose

CMI - SJC

CMISJC

Champaign University-Willard

Wed 12/17

6:52 am-1:24 pm

1 stop8h 32m

$263

ChampaignSan Francisco

CMI - SFO

CMISFO

Champaign University-Willard

Wed 12/24

11:33 am-4:26 pm

1 stop6h 53m

$368

ChampaignSan Francisco

CMI - SFO

CMISFO

Champaign University-Willard

Wed 12/17

6:06 am-11:26 am

1 stop7h 20m

$368

ChampaignSan Francisco

CMI - SFO

CMISFO

Champaign University-Willard

Wed 1/21

3:45 pm-11:12 pm

1 stop9h 27m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 13 results
1
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Best time to book a flight from Champaign to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Champaign 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 Champaign to San Francisco Bay Area

What is the cheapest month to book a flight from Champaign to San Francisco Bay Area?

Currently, December is the cheapest month in which you can book a flight from Champaign to San Francisco Bay Area (average of $228). Flying from Champaign to San Francisco Bay Area in April is currently the most expensive (average of $376). 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 Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 Bay Area. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with American Airlines from Champaign to San Francisco Bay Area by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,050 reviews

Crew

8.0

Comfort

7.2

Entertainment

6.9

Food

6.4

Overall

7.2

Boarding

7.5

Reviews

1 / 20
8.0
Excellent

Diana,Jul 2024

ORD - IND

Shout out to Isabelle and Debbie who went above and beyond to make it a good experience. Wheelchair service and workers were excellent and much appreciated.
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Crew

8.0

Comfort

7.2

Entertainment

6.9

Food

6.4

Overall

7.2

Boarding

7.5

Reviews

1 / 20
8.0
Excellent

Diana,Jul 2024

ORD - IND

Shout out to Isabelle and Debbie who went above and beyond to make it a good experience. Wheelchair service and workers were excellent and much appreciated.

Related info for your journey

Find useful and relevant information for your journey from Champaign to San Francisco Bay Area. 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 from for flights from Champaign to San Francisco Bay Area?

    Located just 11.3 mi from the city center, Champaign University-Willard (CMI) is the airport most travelers will use when flying to San Francisco Bay Area from Champaign.

  • How long is the flight from Champaign to San Francisco Bay Area?

    There are many flights that can get you from Champaign to San Francisco Bay Area in 8h 58m. Fly via American Airlines to get the fastest option. The distance between Champaign and San Francisco Bay Area is about 1831 mi.

  • What are the most popular routes from Champaign to San Francisco Bay Area?

    The most popular route from Champaign to San Francisco Bay Area is Champaign University-Willard - San Francisco. You may also consider Champaign University-Willard - Oakland or Champaign University-Willard - San Jose.

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

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

  • How can I find direct flights from Champaign to San Francisco Bay Area?

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

  • Can I find deals for business class flights from Champaign to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Champaign to San Francisco Bay Area 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 Champaign to San Francisco Bay Area?

    Currently, December is the cheapest month in which you can book a flight from Champaign to San Francisco Bay Area (average of $228). Flying from Champaign to San Francisco Bay Area in April is currently the most expensive (average of $376). 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.

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Alternative routes for Champaign to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Champaign to San Francisco Bay Area

Discover the top airline that operate flights from Champaign to San Francisco Bay Area. 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 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$378Average$565FlexibilityNo cancel feeOn-time71%

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