$127 Cheap United flights Chicago (ORD) to San Francisco (SFO)

View $127 flight on Tue, Jul 14, 2026Opens in a new window

$127 Cheap United flights Chicago (ORD) to San Francisco (SFO)

Prices were available within the past 7 days and start at $127 for one-way flights and $335 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Feb 15 - Mon, Mar 15
ORD
Chicago
SFO
San Francisco
$335 Roundtrip, found 3 hours ago
$335
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Feb 15 from Chicago to San Francisco, returning Mon, Mar 15, priced at $335 found 3 hours ago
United
Mon, Feb 15 - Mon, Mar 15
ORD
Chicago
SFO
San Francisco
$356 Roundtrip, found 3 hours ago
$356
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Feb 15 from Chicago to San Francisco, returning Mon, Mar 15, priced at $356 found 3 hours ago

Find the cheapest month to fly from Chicago (ORD) to San Francisco (SFO)

July is typically the cheapest month to fly

From $224 - $270 per traveler.

Travel information

Origin airport
O'Hare Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, United
Popular airline
Delta
Distance
2947 km
Average flight time
2 hours 47 mins

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