Flights to Treasure Island from St. Louis - ￥21,060

View ￥21,060 flight on Sat, Sep 13, 2025Opens in a new window

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Cheap Flights from St. Louis to Treasure Island (STL-SJC)

Prices were available within the past 7 days and start at ￥21,060 for one-way flights and ￥45,870 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug 6 - Tue, Aug 12
STL
St. Louis
SFO
San Francisco
￥45,870 Roundtrip, found 4 days ago
￥45,870
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Aug 6 from St. Louis to San Francisco, returning Tue, Aug 12, priced at ￥45,870 found 4 days ago
American Airlines
Sat, Aug 9 - Thu, Aug 14
STL
St. Louis
SFO
San Francisco
￥50,900 Roundtrip, found 4 days ago
￥50,900
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 9 from St. Louis to San Francisco, returning Thu, Aug 14, priced at ￥50,900 found 4 days ago
American Airlines
Sat, Aug 9 - Thu, Aug 14
STL
St. Louis
SFO
San Francisco
￥52,300 Roundtrip, found 4 days ago
￥52,300
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 9 from St. Louis to San Francisco, returning Thu, Aug 14, priced at ￥52,300 found 4 days ago
Delta
Sat, Aug 9 - Thu, Aug 14
STL
St. Louis
SFO
San Francisco
￥55,420 Roundtrip, found 4 days ago
￥55,420
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Aug 9 from St. Louis to San Francisco, returning Thu, Aug 14, priced at ￥55,420 found 4 days ago
Delta
Wed, Aug 6 - Thu, Aug 14
STL
St. Louis
SFO
San Francisco
￥55,870 Roundtrip, found 4 days ago
￥55,870
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Aug 6 from St. Louis to San Francisco, returning Thu, Aug 14, priced at ￥55,870 found 4 days ago
United
Sat, Aug 9 - Thu, Aug 14
STL
St. Louis
SFO
San Francisco
￥60,550 Roundtrip, found 4 days ago
￥60,550
Roundtrip
found 4 days ago
Select United flight, departing Sat, Aug 9 from St. Louis to San Francisco, returning Thu, Aug 14, priced at ￥60,550 found 4 days ago

Find the cheapest month to fly from St. Louis (STL) to San Francisco (SFO)

October is typically the cheapest month to fly

From ￥17,292 - ￥48,520 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.