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Cheap flights from Decatur, Illinois to San Francisco Bay Area from $590

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Decatur, Illinois to San Francisco Bay Area departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Decatur, Illinois to San Francisco Bay Area

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:44 am - 9:08 am
DEC
-
SFO
25h 24m1 stop
United Airlines Logo
11:05 pm - 9:05 am
SFO
-
DEC
8h 00m1 stop
$590United Airlines
Wed, Dec 31 - Sun, Jan 4
United Airlines Logo
9:44 am - 7:46 am
DEC
-
SFO
24h 02m2 stops
United Airlines Logo
11:35 pm - 9:05 am
SFO
-
DEC
7h 30m1 stop
$625United Airlines
Wed, Dec 31 - Sun, Jan 4
United Airlines Logo
9:44 am - 9:45 pm
DEC
-
SFO
14h 01m2 stops
United Airlines Logo
4:40 pm - 9:05 am
SFO
-
DEC
14h 25m2 stops
$868United Airlines
Wed, Dec 31 - Sun, Jan 4
United Airlines Logo
7:09 pm - 8:45 am
DEC
-
SFO
15h 36m2 stops
United Airlines Logo
5:00 am - 5:59 pm
SFO
-
DEC
10h 59m1 stop
$889United Airlines
Tue, Dec 30 - Sat, Jan 3
United Airlines Logo
7:09 pm - 9:12 am
DEC
-
SFO
16h 03m1 stop
United Airlines Logo
5:00 am - 5:59 pm
SFO
-
DEC
10h 59m1 stop
$896United Airlines
Tue, Dec 30 - Sat, Jan 3
United Airlines Logo
7:09 pm - 8:45 am
DEC
-
SFO
15h 36m2 stops
United Airlines Logo
1:02 pm - 9:05 am
SFO
-
DEC
18h 03m2 stops
$993United Airlines
Tue, Dec 30 - Sat, Jan 3

United Airlines flights from Decatur, Illinois to San Francisco Bay Area

Our best United Airlines deals on Decatur, Illinois to San Francisco Bay Area flight tickets
United Airlines
Dec 31
DEC9:44 amDecatur Arpt
25h 24m
1 stop
SFO9:08 amSan Francisco
Jan 4
SFO11:05 pmSan Francisco
8h 00m
1 stop
DEC9:05 amDecatur Arpt
$590
Find similar
United Airlines
Dec 31
DEC9:44 amDecatur Arpt
24h 02m
2 stops
SFO7:46 amSan Francisco
Jan 4
SFO11:35 pmSan Francisco
7h 30m
1 stop
DEC9:05 amDecatur Arpt
$625
Find similar
United Airlines
Dec 31
DEC9:44 amDecatur Arpt
14h 01m
2 stops
SFO9:45 pmSan Francisco
Jan 4
SFO4:40 pmSan Francisco
14h 25m
2 stops
DEC9:05 amDecatur Arpt
$868
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Decatur, Illinois 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, momondo users made 832,500 searches. Data last updated December 17, 2025.
Use the filters below to find and compare flights from Decatur, Illinois to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DecaturSan Francisco

DEC - SFO

DECSFO

Decatur Arpt

Wed 12/31

9:44 am-9:08 am

1 stop25h 24m

San Francisco

Sun 1/4

11:05 pm-9:05 am

1 stop8h 00m

$590

DecaturSan Francisco

DEC - SFO

DECSFO

Decatur Arpt

Wed 12/31

9:44 am-7:46 am

2 stops24h 02m

San Francisco

Sun 1/4

11:35 pm-9:05 am

1 stop7h 30m

$625

DecaturSan Francisco

DEC - SFO

DECSFO

Decatur Arpt

Wed 12/31

9:44 am-9:45 pm

2 stops14h 01m

San Francisco

Sun 1/4

4:40 pm-9:05 am

2 stops14h 25m

$868

DecaturSan Francisco

DEC - SFO

DECSFO

Decatur Arpt

Tue 12/30

7:09 pm-8:45 am

2 stops15h 36m

San Francisco

Sat 1/3

5:00 am-5:59 pm

1 stop10h 59m

$889

DecaturSan Francisco

DEC - SFO

DECSFO

Decatur Arpt

Tue 12/30

7:09 pm-9:12 am

1 stop16h 03m

San Francisco

Sat 1/3

5:00 am-5:59 pm

1 stop10h 59m

$896

DecaturSan Francisco

DEC - SFO

DECSFO

Decatur Arpt

Tue 12/30

7:09 pm-8:45 am

2 stops15h 36m

San Francisco

Sat 1/3

1:02 pm-9:05 am

2 stops18h 03m

$993

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Decatur, Illinois to San Francisco Bay Area

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to San Francisco Bay Area?

On average, the least expensive day to fly to San Francisco Bay Area from Decatur, Illinois is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $348. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Decatur, Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $571.

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

Our most recent data shows that the best time of day to fly to San Francisco Bay Area is in the morning. Flights from Decatur, Illinois to San Francisco Bay Area during this time can be as low as $413. In contrast, the most expensive time of day to depart to San Francisco Bay Area is in the afternoon when prices are around $456.

Can stopping save me money on Decatur, Illinois to San Francisco Bay Area flights?

No. A direct flight is the cheapest option for a flight between Decatur, Illinois to San Francisco Bay Area.

Cheap Decatur, Illinois to San Francisco Bay Area flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Decatur, Illinois to San Francisco Bay Area

Fastest flight time

9h 47m

Direct flights

None
The fastest flight from Decatur, Illinois to San Francisco Bay Area takes 9h 47m
There are no direct flights from Decatur, Illinois to San Francisco Bay Area. There are no popular flight routes from Decatur, Illinois to San Francisco Bay Area.
Search flight deals

  • When did momondo last update prices for flights from Decatur Arpt Airport to San Francisco Bay Area?

    Prices for flights from Decatur Arpt Airport to San Francisco Bay Area are refreshed on a daily basis.

  • How many operators does momondo search for flights from Decatur Arpt Airport to San Francisco Bay Area?

  • How old do you have to be to fly from Decatur Arpt Airport to San Francisco Bay Area?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Decatur Arpt Airport to San Francisco Bay Area.

  • What documentation or ID do you need to fly to San Francisco Bay Area?

    The required travel and health documents for your San Francisco Bay Area trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Bay Area. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Decatur, Illinois to San Francisco Bay Area?

Best airlines flying from Decatur, Illinois to San Francisco Bay Area

Compare and see reviews for airlines that fly from Decatur, Illinois to San Francisco Bay Area with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $284Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Decatur to San Francisco Bay Area?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Decatur to San Francisco Bay Area. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Decatur to San Francisco Bay Area with flexible booking policies on momondo?

Yes. All flights to San Francisco Bay Area from Decatur on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Decatur to San Francisco Bay Area?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco Bay Area from Decatur.

I’m not ready to book a flight from Decatur to San Francisco Bay Area right now. Can momondo alert me if prices change?

Price alerts on flights to San Francisco Bay Area from Decatur are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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