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$427+ Cheap flights from Springfield, IL to San Francisco (SPI - SFO)

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — SFO
Jan 4 — Jan 111
Sun 1/4
Sun 1/11
1 adult, Economy
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1. Tell us where you want to go

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Cheap 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 December 5, 2025.

This American Airlines deal was found by Cheapflights users on 12/4. 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 12/196:00 amSPI - SFO
2 stops11h 09mAmerican Airlines
Tue 12/231:11 pmSFO - SPI
1 stop8h 14mAmerican Airlines
Deal found 12/4$798
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/186:00 amSPI - SFO
2 stops13h 52mAmerican Airlines
Mon 12/2212:07 pmSFO - SPI
2 stops9h 18mAmerican Airlines
Deal found 12/3$818
This KAYAK deal was found by Cheapflights users on 12/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:03 amSPI - SFO
1 stop7h 23mAmerican Airlines
Thu 12/186:00 amSFO - SPI
1 stop9h 44mAmerican Airlines
Deal found 12/4$1,013

Find 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 December 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$427
(American Airlines)

Popular in

July

Cheapest in

September

Average price

$452
Provider with most accurate pricing for Springfield Capital-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Springfield Capital-San Francisco flights.
Search Deals
From Springfield Capital to San Francisco
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 5, 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

Wed 1/7

6:00 am-7:19 pm

2 stops15h 19m

San Francisco

Wed 1/14

6:00 am-10:14 pm

2 stops14h 14m

$427

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

Fri 12/19

6:00 am-3:09 pm

2 stops11h 09m

San Francisco

Tue 12/23

1:11 pm-11:25 pm

1 stop8h 14m

$798

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

Thu 12/18

6:00 am-5:52 pm

2 stops13h 52m

San Francisco

Mon 12/22

12:07 pm-11:25 pm

2 stops9h 18m

$818

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

Tue 12/16

6:03 am-11:26 am

1 stop7h 23m

San Francisco

Thu 12/18

6:00 am-5:44 pm

1 stop9h 44m

$1,013

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

Sat 12/27

7:52 pm-7:48 am

3 stops37h 56m

$590

SpringfieldSan Francisco

SPI - SFO

SPISFO

Springfield Capital

Sat 12/27

6:00 am-3:01 pm

1 stop11h 01m

$905

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Compare providers for flights from Springfield 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 Springfield to San Francisco in December.
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 Springfield, 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 Springfield, Illinois-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Springfield, 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 Springfield, 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 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, August is the cheapest month in which you can book a flight from Springfield, Illinois to San Francisco (average of $123). Flying from Springfield, Illinois to San Francisco in May is currently the most expensive (average of $253). 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 December 5, 2025.
Read reviews from past customers who have flown American Airlines from Springfield to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,047 reviews

Crew

8.0

Entertainment

6.9

Food

6.5

Overall

7.2

Boarding

7.5

Comfort

7.2

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
11,047 reviews
American Airlines
7.2
Good
11,047 reviews

Crew

8.0

Entertainment

6.9

Food

6.5

Overall

7.2

Boarding

7.5

Comfort

7.2

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.

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

    There are many flights that can get you from Springfield, Illinois to San Francisco in 15h 19m. Fly via American Airlines to get the fastest option. Springfield, Illinois and San Francisco are separated by a distance of 1758 mi.

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

    American Airlines, at $342, was found to be the cheapest airline from Springfield, Illinois to San Francisco.. This flight start at 29% 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, August is the cheapest month in which you can book a flight from Springfield, Illinois to San Francisco (average of $123). Flying from Springfield, Illinois to San Francisco in May is currently the most expensive (average of $253). 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
Milpitas
Foster City
Union City
Davis
San Ramon
Burlingame

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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 December 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$342Average$488FlexibilityNo cancel feeOn-time71%

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