Your next trip, last seen at €87
Lowest observedAllegiant Air · 2 stops · One wayWhen to fly
Explore datesMore dates worth a look
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €87, departing 16 Nov 2026 (Last checked: 22 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 86Check live prices for this route
- Airlines seen
- Frontier Airlines, Allegiant Air, American Airlines, Delta Air Lines, JetBlue, Southwest Airlines, United Airlines (7)
- Reported fastest flight
- 2h 50m
- Non-stop
- Yes
About this route
Explore the fares we observed from Grand Rapids to Denver. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,648 km
- Reported fastest flight
- 2h 50m
- Alternative airports
- APA
Route-level information; individual journeys vary.
Published schedules report non-stop service with Frontier Airlines. Check current timetables.
A clearer picture of your fare
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| United Airlines | 26 / 89 | |
| Frontier Airlines | 17 / 89 |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Gerald R. Ford International Airport (GRR) → Grand Rapids, city gazetteer reference point (42.9634, -85.6681): ≈ 15 km.
- Denver International Airport (DEN) → Denver, city gazetteer reference point (39.7392, -104.9847): ≈ 30 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Grand Rapids to Denver: November 2026, from €87 (checked 22 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €159 | 3 |
| November 2026 | €87 | 30 |
| December 2026 | €93 | 31 |
| January 2027 | €122 | 22 |
Lowest fare by day of the week
Cheapest day of the week from Grand Rapids to Denver: Monday, from €87 (checked 22 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €87 | 12 |
| Tuesday | €93 | 12 |
| Wednesday | €118 | 12 |
| Thursday | €116 | 13 |
| Friday | €140 | 13 |
| Saturday | €93 | 12 |
| Sunday | €93 | 12 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Grand Rapids to Denver by days until departure (8 to 30 days): €87 (checked 22 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €159 | 8 |
| 8 to 30 days | €87 | 23 |
| 31 to 60 days | €93 | 30 |
| 61 days or more | €122 | 25 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Grand Rapids to Denver: Allegiant Air, from €87 (checked 22 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Allegiant Air | €87Nov 16, 2026 | 24 |
| Frontier Airlines | €93Dec 8, 2026 | 33 |
| United Airlines | €136Dec 16, 2026 | 33 |
| Southwest Airlines | €220May 3, 2027 | 3 |
| American Airlines | €229Mar 8, 2027 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Grand Rapids to Denver?
The lowest fare Routavio has observed is €87, found on 22 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Grand Rapids to Denver?
Cheapest month from Grand Rapids to Denver: November 2026, from €87 (checked 22 Oct 2026).
Are there direct flights from Grand Rapids to Denver?
Yes. Published schedules report non-stop flights on this route with Frontier Airlines.
Which airlines fly from Grand Rapids to Denver?
Routavio has seen these carriers on the route: Frontier Airlines, Allegiant Air, American Airlines, Delta Air Lines, JetBlue, Southwest Airlines, United Airlines (7).
How long does the flight from Grand Rapids to Denver take?
Across the 92 fares Routavio observed, the average journey time is 11h 45m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Grand Rapids to Denver fares were non-stop?
42 of the 92 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airlines had non-stop offers on at least 3 departure dates from Grand Rapids to Denver?
For Grand Rapids to Denver, examples of observed one-way non-stop offers checked within the last 14 days: United Airlines (26), Frontier Airlines (17). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which day of the week is cheapest from Grand Rapids to Denver?
Cheapest day of the week from Grand Rapids to Denver: Monday, from €87 (checked 22 Oct 2026).
Which airline has the lowest fare from Grand Rapids to Denver?
Cheapest airline from Grand Rapids to Denver: Allegiant Air, from €87 (checked 22 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
Keep exploring
Similar routes
Non-stop airlines on this route
More routes from Grand Rapids
Show all 30 routes →Show fewer ↑
More routes to Denver
Show all 30 routes →Show fewer ↑
Recently observed fares. Prices may change.
Last checked: 28 Oct 2026