Baseline Sub Packages (Flight + Hotel)

Book a Hotel + Flight or Car together to unlock savings

  • Plan, book, travel with confidence

  • Better together

    Save up to ฿27,000 when you book a flight and hotel together*

  • Find the right fit

    With over 300,000 hotels worldwide, it's easy to create a perfect package

  • Rest easy

    Plan, book, and manage your trip all in one place

Where to stay in Baseline Sub

Find the best Baseline Sub areas and neighborhoods for the activities you enjoy most. Learn more about Baseline Sub
A wooden fence overlooking a valley with mountains in the distance.

Central Boulder

6 out of top 10 points of interest in this area
4/5(10 area reviews)

If you're spending some time in Central Boulder, Boulder Theater and Pearl Street Mall are top sights worth seeing.

Find hotels in Central Boulder

Top hotels in Baseline Sub

Monarch Casino Resort Spa Black Hawk

Monarch Casino Resort Spa Black Hawk

4 out of 5
488 Main St Black Hawk CO
The price is ฿4,295 per night from 6 Jul to 7 Jul
฿4,295
฿6,256 total
6 Jul - 7 Jul
includes taxes & fees
9.2/10 Wonderful! (4,238 reviews)
"Great and fun stay!"

Reviewed on 1 Jul 2026

Monarch Casino Resort Spa Black Hawk
Ameristar Casino Resort Spa Black Hawk

Ameristar Casino Resort Spa Black Hawk

4 out of 5
111 Richman St Black Hawk CO
Fully refundableReserve now, pay when you stay
The price is ฿3,118 per night from 6 Jul to 7 Jul
฿3,118
฿4,540 total
6 Jul - 7 Jul
includes taxes & fees
8.6/10 Excellent! (3,754 reviews)
"We just really liked the atmosphere."

Reviewed on 1 Jul 2026

Ameristar Casino Resort Spa Black Hawk
Omni Interlocken

Omni Interlocken

4 out of 5
500 Interlocken Blvd Broomfield CO
Fully refundableReserve now, pay when you stay
The price is ฿7,710 per night from 3 Jul to 4 Jul
฿7,710
฿9,559 total
3 Jul - 4 Jul
includes taxes & fees
9.2/10 Wonderful! (1,002 reviews)
"Great Hotel. Highly recommended."

Reviewed on 2 Jul 2026

Omni Interlocken
See all 2,387 properties in Baseline Sub
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 does a Baseline Sub holiday package cost?
Starting from as low as , you can create your own Baseline Sub package. Simply bundle flights, hotels and car rentals and we'll reward you with discounts.
How do I get a cheap travel package to Baseline Sub?
Our Baseline Sub holiday packages offer plenty of savings for the savvy globetrotter. For the best deals, simply bundle your flights, hotels and extras (including activities) into an affordable package. But bargain prices are just the beginning of your next unforgettable adventure. When you book with Expedia, and you'll have over 550 airlines and 1,000,000 hotel options around the world to choose from. No matter your budget, there's a package with your name on it.
Where should I stay in Baseline Sub?
A journey to Baseline Sub isn't over until you've seen University of Colorado Boulder and Folsom Field. Book a hotel nearby and easily access these fantastic sights.
How far in advance should I book my Baseline Sub holiday?
To land rock-bottom prices, book ASAP. Air carriers generally start selling tickets, along with some of the lowest fares, around a year in advance. Hotels, car rental and experiences should also be booked early to avoid disappointment. If you're in need of a last-minute getaway to Baseline Sub, there are always plenty of great deals to be had on Expedia. Book your escape today!
What does an Expedia Baseline Sub travel package include?
Flights, hotels and rental cars, or any combination of them — you decide! Whether you're headed to Baseline Sub with the whole family or travelling by yourself, there's a bundle to suit every budget and style. Once you've made your booking, why not add on some tours as well?
What should I know before booking a Baseline Sub travel package?
You'll pick up impressive savings when you combine your flights, hotels and rental cars into a package. Plus, booking everything together just makes things easier. So why waste your time or money? Whether you're organising a fancy romantic getaway or a budget family adventure, explore our holiday packages today.
Can I choose my airline with a Baseline Sub Expedia holiday package?
Yes, the choice is all yours. We offer more than 550 airlines across the globe, so you can tailor your Baseline Sub trip according to your travel preferences.
If I'm not able to travel, can I cancel my Baseline Sub holiday package?
It's good to know that you can cancel your Baseline Sub booking if your plans have changed. Whether you'll incur a penalty or not depends on your airline, hotel or car rental company. You may be able to cancel or change for free if you booked in the last 24 hours. Visit our Customer Service Portal to learn more.

Stay near popular Baseline Sub attractions

Scott Carpenter Park

After visiting Scott Carpenter Park, make a plan to see the other sights and activities in Boulder. Attend a sporting event or simply enjoy the top-notch restaurants while you're in the area.
See properties

Things to do

The Psycho Killer Escape Room

The Psycho Killer Escape Room (1-8 people)

฿1,003
per adult
The Psycho Killer Escape Room (1-8 people)
Astronomy Tour

Astronomy Tour

฿1,478
per adult
Astronomy Tour
Rocky Mountains: Peak to Peak & Estes Park Small Group Tour

Rocky Mountains: Peak to Peak & Estes Park Small Group Tour

฿4,238
per adult
Rocky Mountains: Peak to Peak & Estes Park Small Group Tour
See all activities in Boulder
* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages.