$51 Cheap flight deals from San Francisco (SJC) to Boulder (DEN)
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This Weekend's Flight Deals from San Francisco to Boulder
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $51 One Way, $100 Round Trip from San Francisco to Boulder
Prices starting at $100 for return flights and $51 for one-way flights to Boulder were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Boulder economy flight packages
The Source Hotel
Oct 16 - Oct 19
San Francisco (SFO) to Denver (DEN)
Reviewed on Aug 27, 2026
The Brown Palace Hotel and Spa, Autograph Collection
Oct 16 - Oct 19
San Francisco (SFO) to Denver (DEN)
Reviewed on Aug 25, 2026
More About Flying To Boulder from San Francisco
Route Information for Flights from San Francisco to Boulder
Origin Airport IATA Code | SJC |
|---|---|
Destination Airport IATA Code | DEN |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
San Francisco to Boulder
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.