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$224+ Cheap flights from Springfield, IL to San Francisco (SPI - 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — SFO
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Springfield to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Springfield (SPI) 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 junio 12, 2025.

Round-trip from

$337
(American Airlines)

One-way from

$224
(American Airlines)

Popular in

July

Cheapest in

September

Average price

$477
From Springfield Capital to San Francisco
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One-way flight from Springfield Capital to San Francisco
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Highest demand for flights based on searches. 10% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Springfield to San Francisco

Cheapest flights from Springfield to San Francisco
Explore the most affordable flight options available from Springfield to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 10/71:14 pmSPI - SFO
1 stop6h 40mAmerican Airlines
mar. 10/218:00 amSFO - SPI
1 stop7h 58mAmerican Airlines
Deal found 6/11$337
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/29:25 amSPI - SFO
3 stops52h 19mMultiple Airlines
dom. 7/612:33 pmSFO - SPI
2 stops28h 46mMultiple Airlines
Deal found 6/11$1,134

Cheapflights Fare Finder

Customize your flight search to find flights from Springfield 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 junio 12, 2025.
Use the filters below to find and compare flights from Springfield to San Francisco that are best for you.

Fly from

Springfield

Fly to

San Francisco

Route

Depart

Return

Price

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

mar. 10/7

1:14 pm-5:54 pm

1 stop6h 40m

San Francisco

mar. 10/21

8:00 am-5:58 pm

1 stop7h 58m

$337

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

mié. 7/2

9:25 am-11:44 am

3 stops52h 19m

San Francisco

dom. 7/6

12:33 pm-7:19 pm

2 stops28h 46m

$1,134

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

mar. 7/15

1:14 pm-5:54 pm

1 stop6h 40m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Springfield to San Francisco

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

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

Currently, January is the cheapest month in which you can book a flight from Springfield, Illinois to San Francisco (average of $276). Flying from Springfield, Illinois to San Francisco in June is currently the most expensive (average of $364). 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.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 junio 12, 2025.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Overall

7.2

Food

6.5

Comfort

7.2

Entertainment

6.9

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
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Overall

7.2

Food

6.5

Comfort

7.2

Entertainment

6.9

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 Springfield to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Springfield, Illinois to San Francisco round-trip?

    American Airlines, at $337, was found to be the cheapest airline from Springfield, Illinois to San Francisco.. This flight start at 23% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Springfield, Illinois to San Francisco (average of $276). Flying from Springfield, Illinois to San Francisco in June is currently the most expensive (average of $364). 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 Springfield?

Book flights to Springfield if you plan to visit one of these locations
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

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Top airline flying from Springfield to San Francisco

Discover the top airline that operate flights from Springfield 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$333Average$419FlexibilityNo cancel feeOn-time71%

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