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WBU to GFK: distance & flight time
Boulder (Boulder Municipal Airport) → Grand Forks (Grand Forks International Airport)
677 mi
1,089 km · 588 nm
1h 56m
estimated nonstop flight time
+1h
time difference · heading northeast
See live WBU→GFK fares Phone-only fares on this route — call free
Flight time details
677 miles nonstop takes roughly 1h 56m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, United States
- GFK — Grand Forks International Airport · Grand Forks, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Near GFK
- RDR · Grand Forks Air Force Base10 mi away
- TVF · Thief River Falls Regional Airport47 mi away
- PMB · Pembina Municipal Airport69 mi away
- FAR · Hector International Airport73 mi away
Frequently asked questions
How far is WBU from GFK?
The flight distance from Boulder (WBU) to Grand Forks (GFK) is 677 miles (1,089 km, 588 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to GFK?
A nonstop flight takes about 1h 56m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from WBU to GFK?
Nonstop service on WBU–GFK depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 56m nonstop estimate.
What is the time difference between Boulder and Grand Forks?
Grand Forks is 1 hour ahead of Boulder.
What is the cheapest way to fly from WBU to GFK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–GFK that never appear on search engines, with no booking fees.
Why are some WBU to GFK fares phone-only?
Consolidator contracts let us sell certain WBU–GFK tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.