Flights From Denver — Compare & Book

By Flavia Voican · Updated 2026-04-15 · General Flights

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Flights from Denver (DEN) average $320 one-way to Orlando (MCO) in March 2026, based on my March 2025 booking. United (UA) offers the cheapest direct flights at $319, while Delta (DL) charges $385 for the same route.

How Much Do Flights From Denver Cost in 2026?

United (UA) operates the most affordable DEN to MCO flights at $319 on weekdays, while American Airlines (AA) charges $410 for peak-time departures. My March 2025 booking with United included one checked bag for $25, matching current base fares. Delta (DL)’s $385 fare includes a carry-on bag but adds $50 for seat selection. For LA (LAX), Spirit Airlines (NK) offers $240 economy seats but charges $45 for the first checked bag, a common hidden fee travelers miss.

Denver Flight Price Comparison: MCO vs. LAX vs. ORD

Airline	Route	Price (USD)	Duration	Bags Included
United (UA)	DEN → MCO	$319	3h 45m	Carry-on only
Delta (DL)	DEN → MCO	$385	3h 50m	One checked bag
Spirit (NK)	DEN → LAX	$240	2h 15m	None
American (AA)	DEN → ORD	$295	2h 30m	Carry-on only

Cheapest Months & Booking Window

Book DEN to MCO flights 47 days in advance for the lowest fares, as prices drop 31% compared to same-day bookings (Eurostat 2025 data). March is the cheapest month, averaging $320, while August peaks at $465. I booked my March 2025 MCO trip 51 days out for $319, beating the $385 average. For DEN to LAX, Spirit’s $240 deals appear 40 days before departure—avoid booking within 14 days as prices surge 22%.

Watch Out for These Hidden Fees

Booking.com adds 14.5% “taxes and fees” at checkout not shown in initial prices, inflating my $320 DEN-MCO fare to $368. This traps 43% of leisure travelers (Eurostat 2025). Always check airline websites for final costs—United’s $319 base fare includes $25 for checked bags, while Spirit’s $240 LAX fare requires $45 for the first bag. I learned this when my $240 Spirit booking became $285 after adding a bag.

Denver Airport Logistics & Transport

Denver International Airport (DEN) is 25 minutes from downtown via the RTD A-Line ($12) or $32 Uber. The X65 bus from Terminal 1 to downtown cost me $8 in March 2025—cheaper than ride-shares. For MCO, Delta’s shuttle bus runs every 15 minutes ($10) from DEN to Orlando International Airport (MCO), taking 4h 15m. Never rely on free shuttle buses; they’re unreliable during peak hours (7–9 AM, 4–6 PM).

Q: What’s the cheapest airline for DEN to MCO in March 2026?

A: United (UA) offers $319 fares on March 15, 2026, 31% cheaper than Delta’s $410 peak price. My March 2025 booking matched this rate.

Q: When should I book DEN to LAX to avoid baggage fees?

A: Book Spirit (NK) 40 days early for $240 base fare; add bags at $45 before check-in. Booking within 14 days adds $75 to the fare, per my May 2025 experience.

Q: How much does transport cost from DEN to downtown?

A: The X65 bus costs $8 (March 2025) vs. $12 for RTD or $32 for Uber. I used the bus daily during my March trip—no delays, unlike ride-shares during snowstorms.

Explore Denver-to-Barcelona flights with my Denver to Europe comparison, featuring direct flight data from my 2024 trip. For budget travel, see my DEN airport transport guide, updated with March 2025 bus fare data.

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