$68 Cheap flight deals from San Jose (SJC) to Boulder (DEN)

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This Weekend's Flight Deals from San Jose 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.

Fri, Jul 18 - Wed, Jul 23
SFO
San Francisco Intl.
DEN
Denver Intl.
$299 Roundtrip, just found
$299
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jul 18 from San Francisco Intl. to Denver Intl., returning Wed, Jul 23, priced at $299 just found
Sun, Jul 20 - Sun, Jul 27
SJC
Norman Y. Mineta San Jose Intl.
DEN
Denver Intl.
$318 Roundtrip, found 1 hour ago
$318
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sun, Jul 20 from Norman Y. Mineta San Jose Intl. to Denver Intl., returning Sun, Jul 27, priced at $318 found 1 hour ago
Sat, Jul 19 - Mon, Jul 28
OAK
Oakland Intl.
DEN
Denver Intl.
$352 Roundtrip, found 3 days ago
$352
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jul 19 from Oakland Intl. to Denver Intl., returning Mon, Jul 28, priced at $352 found 3 days ago

Airfares from $68 One Way, $116 Round Trip from San Jose to Boulder

Prices starting at $116 for return flights and $68 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.

Wed, Sep 10 - Sat, Sep 13
SFO
San Francisco
DEN
Denver
$116 Roundtrip, found 4 days ago
$116
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Sep 10 from San Francisco to Denver, returning Sat, Sep 13, priced at $116 found 4 days ago
Sat, Aug 9 - Tue, Aug 12
SFO
San Francisco
DEN
Denver
$117 Roundtrip, found 4 days ago
$117
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Aug 9 from San Francisco to Denver, returning Tue, Aug 12, priced at $117 found 4 days ago
Wed, Oct 22 - Tue, Oct 28
SFO
San Francisco
DEN
Denver
$132 Roundtrip, found 5 days ago
$132
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Oct 22 from San Francisco to Denver, returning Tue, Oct 28, priced at $132 found 5 days ago
Wed, Oct 22 - Tue, Oct 28
SFO
San Francisco
DEN
Denver
$133 Roundtrip, found 5 days ago
$133
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 22 from San Francisco to Denver, returning Tue, Oct 28, priced at $133 found 5 days ago
Thu, Aug 21 - Mon, Aug 25
SJC
San Jose
DEN
Denver
$144 Roundtrip, found 3 days ago
$144
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Aug 21 from San Jose to Denver, returning Mon, Aug 25, priced at $144 found 3 days ago

More About Flying To Boulder from San Jose

Route Information for Flights from San Jose to Boulder

Origin Airport IATA Code
SJC
Destination Airport IATA Code
DEN
Distance
965 mi
Direct Flight Airlines
Air Canada, Frontier Airlines, Avianca, Emirates, Southwest Airlines, ANA, Asiana Airlines, Virgin Australia, Air New Zealand, United Airlines
Earliest Flight Arrival
3:36PM UTC
Latest Flight Arrival
5:39AM UTC

San Jose to Boulder

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Easy Flight Cancellation

In most cases, you can cancel flights from San Jose to Boulder online with the same ease as you booked them.

Frequently asked questions

Are there non-stop flights from San Jose to Boulder?
You betcha. As a matter of fact, there are 3 airlines that will fly you directly from San Francisco Airport to Denver Intl. Airport (DEN). Lock in your seat with one of these well-known carriers:

  • United Airlines
  • Southwest Airlines
  • Frontier Airlines

What is the shortest flight from San Jose to Boulder?
It can zip by in as little as 2 hours and 25 minutes. If you believe your vacation hours should be spent 'vacationing' rather than flying, you'll enjoy the flight from San Francisco, CA (SFO-San Francisco Intl.) to DEN.
What airlines fly from San Jose to Boulder most frequently?
Consider booking a ticket with United Airlines (UA), which flies frequently along this route. This airline offers 212 flights every month between San Francisco Airport and DEN. Alternatively, lock in your favorite seat with Southwest Airlines (WN). You'll have 82 monthly flights between San Jose and Boulder to take your pick of with this airline.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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.