Cheap Flights from Grand Rapids (GRR) to Boulder (WBU)

Popular airlines from Gerald R. Ford International Airport (GRR) to Boulder, CO (WBU-Boulder Municipal)

Frequently asked questions

How much does a flight from Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal) cost?
Secure a cheap one-way flight or cheap return flight from Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal)?
is the least expensive month to fly from GRR to WBU. Timing your trip outside of the busy season is often the key to finding a great deal.
What is the cheapest airline that flies from Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest GRR to WBU flight.
How many flights per day from Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal)?
Nonstop flights from Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GRR to WBU?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on various factors, such as the time of year 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 Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal)?
To land at Boulder, CO (WBU-Boulder Municipal) on schedule, pick a flight that takes off from Gerald R. Ford Intl. Airport (GRR) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Gerald R. Ford Intl. Airport (GRR)?
Denver Intl. Airport (DEN) is the only airport in Boulder with direct flights from Gerald R. Ford Intl. Airport (GRR). Consider your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal) last-minute?
Booking your ticket from GRR to WBU just before your trip is generally more expensive. But if there's some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a GRR to WBU flight and hotel package?
Opting for a GRR to WBU flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our extensive range of accommodations and then add activities, flights 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 Gerald R. Ford Intl. Airport (GRR) to Boulder, CO (WBU-Boulder Municipal)?
If you booked your GRR to WBU flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Gerald R. Ford Intl.
Destination airport
Boulder Municipal
Distance
1036 mi

Book with confidence

Grand Rapids to Boulder Flights

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

 

The best time to book a flight from Grand Rapids to Boulder

Sunday is one of the best days to book for cheap flights from Grand Rapids 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 Grand Rapids 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 Grand Rapids 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 Grand Rapids 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 Grand Rapids 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.

 

Grand Rapids to Boulder Flights

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*Available to One Key members.