$54 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.

Sun, Jun 21 - Wed, Jun 24
SFO
San Francisco Intl.
DEN
Denver Intl.
$370 Roundtrip, found 1 day ago
$370
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Jun 21 from San Francisco Intl. to Denver Intl., returning Wed, Jun 24, priced at $370 found 1 day ago
Sat, Jun 20 - Mon, Jun 22
SJC
Norman Y. Mineta San Jose Intl.
DEN
Denver Intl.
$388 Roundtrip, found 1 day ago
$388
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jun 20 from Norman Y. Mineta San Jose Intl. to Denver Intl., returning Mon, Jun 22, priced at $388 found 1 day ago
Fri, Jun 19 - Tue, Jun 23
OAK
Oakland Intl.
DEN
Denver Intl.
$518 Roundtrip, found 5 days ago
$518
Roundtrip
found 5 days ago
Select Bargain Flight flight, departing Fri, Jun 19 from Oakland Intl. to Denver Intl., returning Tue, Jun 23, priced at $518 found 5 days ago

Airfares from $54 One Way, $117 Round Trip from San Jose to Boulder

Prices starting at $117 for return flights and $54 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, Aug 5 - Wed, Aug 12
SFO
San Francisco
DEN
Denver
$117 Roundtrip, found 3 days ago
$117
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Aug 5 from San Francisco to Denver, returning Wed, Aug 12, priced at $117 found 3 days ago
Tue, Sep 15 - Tue, Sep 22
SFO
San Francisco
DEN
Denver
$118 Roundtrip, found 17 hours ago
$118
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Tue, Sep 15 from San Francisco to Denver, returning Tue, Sep 22, priced at $118 found 17 hours ago
Wed, Sep 2 - Tue, Sep 8
SFO
San Francisco
DEN
Denver
$126 Roundtrip, found 4 days ago
$126
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Sep 2 from San Francisco to Denver, returning Tue, Sep 8, priced at $126 found 4 days ago
Tue, Sep 8 - Tue, Sep 15
SFO
San Francisco
DEN
Denver
$203 Roundtrip, found 3 days ago
$203
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 8 from San Francisco to Denver, returning Tue, Sep 15, priced at $203 found 3 days ago
Wed, Sep 9 - Wed, Sep 16
SFO
San Francisco
DEN
Denver
$223 Roundtrip, found 3 days ago
$223
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Sep 9 from San Francisco to Denver, returning Wed, Sep 16, priced at $223 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
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

San Jose to Boulder

When you’re searching for San Jose to Boulder flights for your family vacation, check out the guaranteed low prices at Orbitz. If you are looking for the best prices on hotels too, you’ll be sure to find great deals to suit your budget. You’ll also benefit from the following features:

Suitable Schedules

Orbitz simplifies the process of finding and booking budget flights from San Jose to Boulder. Since we monitor hundreds of flight fares, you can compare several flights from a range of different airlines to find the best fares and most suitable departure and arrival times. Mix and match your departure and return flight for even more discounts and travel flexibility.

Mobile Apps

Taking a lunch break or waiting to pick up the kids? Orbitz’s cutting-edge mobile tools will help you search for cheap San Jose to Boulder flights anywhere you are. Get exclusive mobile deals on flights, hotels, vacation packages, and cruises too.

Flight Alerts

Orbitz won’t leave you wondering whether your flight will take off on time. We can send you free alerts about your flights from San Jose to Boulder to your mobile phone and email. Whether your flights from San Jose to Boulder are running just a few minutes to a few hours late, we will let you know.

Miles and Points

If you travel regularly, you can still earn miles and points when you book qualifying San Jose to Boulder flights. Enter your frequent flyer number with your reservation to see the miles rack up.

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.

More Destinations

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.