Route guide · 1,120 miles
Cheap Flights from Detroit to Denver
DTW → DEN · Nonstop 2h 47m · Live round-trip fares
The run from Detroit (DTW) to Denver (DEN) is 1,120 miles of sky, and ticket prices on it are anything but steady. One week can cost double the next. Booking about 3–6 weeks in advance — and watching fares with a free Airfare Deal alert — is how regulars on this route keep costs down.
Live fares for DTW → DEN are updating. Use the search below for real-time prices.
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Updated daily
Flight time
2h 47m
Nonstop, typical
Distance
1,120 mi
DTW → DEN
Book ahead
3–6 weeks
Best window, typically
Nonstop airlines
4
Delta Air Lines, Frontier Airlines & more
Nonstop flights from Detroit to Denver
Nonstop flights from Detroit to Denver are flown by Delta Air Lines, Frontier Airlines, Spirit Airlines, United Airlines. The 1,120-mile trip takes about 2h 47m gate to gate, and nonstops are usually cheapest when booked 3–6 weeks ahead.
Booking insights: Detroit → Denver
- Distance: 1,120 miles · nonstop flight time: 2h 47m.
- Fares tend to bottom out when you book about 3–6 weeks ahead — earlier than that rarely helps, later usually hurts.
- Tuesday and Wednesday departures usually undercut Friday and Sunday fares on routes like this one.
- A free fare alert beats daily checking: we watch this route and ping you when prices drop.
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Flying from Detroit to Denver: what you need to know
The flight
The nonstop from DTW to DEN runs about 2h 47m over 1,120 miles. It's a comfortable mid-range flight: long enough that seat choice matters a little, short enough that paying up for extras rarely does.
Airlines on this route
Delta Air Lines, Frontier Airlines, Spirit Airlines and United Airlines fly this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Detroit (DTW)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Detroit airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Denver (DEN)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Denver airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Denver to Detroit fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 1,120 miles, booking 3–6 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- Basic economy fares often exclude checked bags and seat selection. Price the whole trip, not the headline fare.
- Get to the airport two hours before departure; security, not the flight, is the part that runs late.
- If you're traveling with only a carry-on, you can skip the bag-drop line entirely with mobile check-in.
- Download the airline's app before you fly; gate changes and delays show up there first.
- Nonstop time on this route is about 2h 47m — a one-stop itinerary needs to be a lot cheaper to be worth the extra hours.
Detroit to Denver flight FAQs
How long is the flight from DTW to DEN?
Plan on about 2h 47m in the air for a nonstop from Detroit to Denver — the route runs roughly 1,120 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from Detroit to Denver?
Delta Air Lines, Frontier Airlines, Spirit Airlines, United Airlines typically operate nonstop flights from DTW to DEN. Nonstops are usually cheapest when booked 3–6 weeks ahead of departure.
What is the cheapest month to fly from Detroit to Denver?
Fares from Detroit to Denver tend to ease outside the peak summer and holiday rush — the late-summer and early-fall shoulder weeks are usually kinder on the wallet. Set a free Airfare Deal alert and we'll flag the dips for your dates.
How much are last minute flights from DTW to DEN?
Walking up to this route at the last minute is the expensive way to do it — prices inside 7 days of departure climb fast. The 3–6 weeks booking window is where the value sits.
What is a good round-trip deal from Detroit to Denver?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Detroit to Denver?
You'll mainly see Delta Air Lines, Frontier Airlines, Spirit Airlines, United Airlines on Detroit to Denver. Checking each against the live fares below is the surest way to find the lowest price for your dates.
How early should I get to Detroit airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
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