Cheap Flights to Boulder County from $28 (2026/2027)

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How Much Does it Cost To Fly To Boulder County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

OriginDestinationTravel DatesFlights From*
ATLDenverApril 18 to April 21$56
DFWDenverApril 1 to April 8$57
PHXDenverMay 2 to May 9$57
MSPDenverApril 21 to April 25$67
LAXDenverApril 21 to April 25$67
PHLDenverApril 27 to April 29$70
MIADenverApril 29 to May 3$70
ORDDenverApril 11 to April 19$100
LGADenverApril 5 to April 7$115
BOSDenverMay 4 to May 8$187
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DFWDenverMarch 7 to March 17$247
MSPDenverMarch 6 to April 27$253
LAXDenverMarch 8 to March 11$255
PHXDenverMarch 7 to March 10$271
TTNDenverMarch 7 to March 11$281
ATLDenverMarch 7 to March 10$284
LGADenverMarch 6 to April 15$293
MIADenverMarch 8 to March 17$324
ORDDenverMarch 6 to March 8$350
BOSDenverMarch 7 to March 8$385
*Prices include taxes and fees

Best Boulder County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Glenwood Springs Inn
Mountain Retreat in Breckenridge
Hotel Alpenrock Breckenridge, Curio Collection by Hilton
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Travelers ❤️ These Boulder County 🏨

Courtyard by Marriott Boulder

Courtyard by Marriott Boulder

3 out of 5
4710 Pearl East Cir Boulder CO
Book a stay at this business-friendly hotel in Boulder. Enjoy free WiFi, breakfast (surcharge), and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Folsom Field and Pearl Street Mall are located nearby.
9/10 Wonderful! (1,003 reviews)
Rooms were clean and staff was friendly. I would return.

Reviewed on Mar 4, 2026

Opens in a new windowCourtyard by Marriott Boulder
Hotel Boulderado

Hotel Boulderado

4 out of 5
2115 13th St Boulder CO
Book a stay at this luxury hotel in Boulder. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the restaurant and the bar in our reviews. Popular attractions Pearl Street Mall and Folsom Field are located nearby.
9.6/10 Exceptional! (1,669 reviews)
Wonderful historic hotel in downtown Boulder. The staff are extremely welcoming and our room was very clean and spacious. There are two restaurants and a very cool bar underneath the hotel.

Reviewed on Mar 3, 2026

Opens in a new windowHotel Boulderado
Limelight Boulder

Limelight Boulder

4 out of 5
1295 University Ave Boulder CO
Book a stay at this family-friendly hotel in Boulder. Enjoy free WiFi, 2 bars/lounges, and a rooftop terrace. Popular attractions Pearl Street Mall and Folsom Field are located nearby.
9.8/10 Exceptional! (128 reviews)
The staff were amazing and beyond helpful, especially Marcus, Felix and Leoold.

Reviewed on Feb 28, 2026

Opens in a new windowLimelight Boulder
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Hyatt Place Boulder/Pearl Street

Hyatt Place Boulder/Pearl Street

3 out of 5
2280 Junction Pl Boulder CO
Book a stay at this business-friendly hotel in Boulder. Enjoy free breakfast, free WiFi, and room service. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Folsom Field and Pearl Street Mall are located nearby.
8.8/10 Excellent! (1,162 reviews)
Everything was perfect. The staff are wonderful.

Reviewed on Mar 2, 2026

Opens in a new windowHyatt Place Boulder/Pearl Street
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Boulder County?
Based on prices found over the last seven days on Travelocity, a roundtrip flight to Boulder County was as low as $50. If you can be flexible with your dates, it's easier to land a great bargain. This price was available on Travelocity for flights to Boulder County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Boulder County?
For the greatest chance at scoring an excellent flight deal, time your escape in May. Based on Travelocity's direct flight demand from January to December last year, it's the cheapest time to jet to Boulder County.
How can I check my flight status to Boulder County?
Whether you'd like to view the status of your flight to Boulder County or amend your journey, you'll find all the important info on our customer portal, Trips. Click on "Trips" at the top of our homepage, then sign in or create a new account. Another convenient way to manage all your bookings is with the Travelocity app. Get alerts about flight delays or gate changes and easily share details with any family flying with you.
How do I find the best deals on flights to Boulder County?
Being flexible with your travel dates is one way to walk away with an incredible deal. Travelocity makes it super simple to find your perfect fare through the "Flexible dates" function. First, search for your flight to Boulder County, then compare the cheapest prices for nearby dates by hitting the "Flexible dates" box above. Booking ahead of schedule and avoiding peak periods are other suggestions. In the last seven days, the cheapest price for a return flight to Boulder County was $50. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Boulder County with Travelocity?
If you're after cheap flights to Boulder County, you'll track down some enticing deals with Travelocity. From cheap family flights with low-cost air carriers to flexible tickets, we can help with your journey. Enjoy a hassle-free break with our 24/7 Virtual Agent online chat, Price Match Guarantee and free cancellations with most hotels. Start packing your case and get ready to fly away to this interesting destination.
What are the most popular flight routes to Boulder County?
Whether you have plans for a short break or a lengthy stay, Travelocity can help you find your flight to Boulder County. The busiest flight routes to this destination include:

  • Chicago, IL (ORD-O'Hare Intl.) to Denver Intl. Airport (DEN) - 4,138 flights a month.
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Denver Intl. Airport (DEN) - 3,683 flights a month.
  • Salt Lake City, UT (SLC-Salt Lake City Intl.) to Denver Intl. Airport (DEN) - 3,549 flights a month.

How much is a flight to Boulder County on average?
Plane tickets for roundtrip flights to Boulder County cost between $50 and $385 in the last seven days. As soon as you find a fantastic deal, lock it in and get ready to take off on your next big adventure with Travelocity. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Boulder County?
To get a feel for the average travel time of a direct flight to Boulder County, have a look at these in-demand routes:

  • Chicago, IL (ORD-O'Hare Intl.) to Denver Intl. Airport (DEN) - 2 hours and 38 minutes
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Denver Intl. Airport (DEN) - 2 hours and 24 minutes
  • Salt Lake City, UT (SLC-Salt Lake City Intl.) to Denver Intl. Airport (DEN) - 1 hour and 48 minutes

What can I expect on a flight to Boulder County?
This mainly depends on where you're flying from and which airline company you go with. You'll likely find all types of flights to Boulder County, from business class journeys to cheap flights for family vacations. For long-haul flights, airlines will usually provide food and drinks, a variety of entertainment programs as well as games to keep your little ones amused.

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