Cheap Flights from Salt Lake City (SLC) to Boulder (WBU)

Popular airlines from Salt Lake City International Airport (SLC) to Boulder, CO (WBU-Boulder Municipal)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Flights from Salt Lake City (SLC) to Boulder (WBU)
Origin airport
Salt Lake City Intl.
Destination airport
Boulder Municipal
Distance
358 mi

Salt Lake City to Boulder Flights

The cheapest times to fly from Salt Lake City to Boulder

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Salt Lake City to Boulder are during the month of . You can find some of the cheapest flights from Salt Lake City to Boulder with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Salt Lake City to Boulder

Sunday is one of the best days to book for cheap flights from Salt Lake City to Boulder: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Salt Lake City to Boulder

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Salt Lake City to Boulder in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Salt Lake City to Boulder flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Salt Lake City to Boulder airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Salt Lake City Intl. Airport (SLC) to Boulder, CO (WBU-Boulder Municipal) cost?
Discover the latest flight deals from SLC to WBU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SLC to WBU?
The cheapest flights from SLC to WBU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SLC to WBU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SLC to WBU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Salt Lake City Intl. Airport (SLC) to Boulder, CO (WBU-Boulder Municipal)?
You'll need to take a flight with a layover if you're traveling from Salt Lake City Intl. Airport (SLC) to Boulder, CO (WBU-Boulder Municipal). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from SLC to WBU?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Salt Lake City Intl. Airport (SLC) to Boulder, CO (WBU-Boulder Municipal)?
To avoid possible delays on the Salt Lake City Intl. Airport (SLC) to Boulder, CO (WBU-Boulder Municipal) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Boulder from Salt Lake City Intl. Airport (SLC)?
Denver Intl. Airport (DEN) is the only airport in Boulder with direct flights from Salt Lake City Intl. Airport (SLC). Explore the options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Salt Lake City Intl. Airport (SLC) to Boulder, CO (WBU-Boulder Municipal) last-minute?
Booking your ticket from SLC to WBU right before your journey is generally more expensive. However, if there's some wiggle room with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a SLC to WBU flight and hotel package?
Opting for a SLC to WBU flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Salt Lake City Intl. Airport (SLC) to Boulder, CO (WBU-Boulder Municipal)?
If you booked your SLC to WBU flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Explore a world of travel with Expedia

Boulder nearby Airports

Denver

Salt Lake City to Denver Intl.
$79.33
*Available to One Key members.