Cheap Flights from Chicago (MDW) to Boulder (WBU)

Popular airlines from Chicago Midway Airport (MDW) to Boulder, CO (WBU-Boulder Municipal)

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Flights from Chicago (MDW) to Boulder (WBU)
Origin airport
Midway Intl.
Destination airport
Boulder Municipal
Distance
919 mi

Chicago to Boulder Flights

The cheapest times to fly from Chicago 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 Chicago to Boulder are during the month of . You can find some of the cheapest flights from Chicago to Boulder with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Boulder

Sunday is one of the best days to book for cheap flights from Chicago 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 Chicago 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 Chicago 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 Chicago 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 Chicago 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 Midway Intl. Airport (MDW) to Boulder, CO (WBU-Boulder Municipal) cost?
Discover the latest flight deals from MDW 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 MDW to WBU?
The cheapest flights from MDW 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 MDW to WBU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from MDW to WBU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Midway Intl. Airport (MDW) to Boulder, CO (WBU-Boulder Municipal)?
There aren't any daily nonstop flights from Midway Intl. Airport (MDW) to Boulder, CO (WBU-Boulder Municipal). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from MDW to WBU?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Midway Intl. Airport (MDW) to Boulder, CO (WBU-Boulder Municipal)?
To avoid possible delays on the Midway Intl. Airport (MDW) to Boulder, CO (WBU-Boulder Municipal) route, fly before 3 PM. Later departures 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 Midway Intl. Airport (MDW)?
Browse your flight options from Midway Intl. Airport (MDW) to Denver Intl. Airport (DEN). This is the only Boulder airport you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Midway Intl. Airport (MDW) to Boulder, CO (WBU-Boulder Municipal) last-minute?
Last-minute bookings from MDW to WBU are typically more expensive. For the best prices, start looking for flights well ahead of time. That being said, if your travel plans are flexible, you may find a cheap ticket right before your trip.
Is it cheaper to book a MDW to WBU flight and hotel package?
Booking a MDW to WBU flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of accommodations and then add flights, activities and car rentals 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 Midway Intl. Airport (MDW) to Boulder, CO (WBU-Boulder Municipal)?
You can usually cancel or reschedule your MDW to WBU flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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