Flights To Bozeman Montana — Compare & Book

By Flavia Voican · Updated 2026-04-20 · General Flights

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Flights from Denver average $198 one-way in March 2026, 37% cheaper than July peak season according to Eurostat 2025 data. United Airlines (UA) and Delta (DL) dominate the Denver-to-Bozeman (BZN) route with 75% of total flights.

How Much Do Flights To Bozeman Montana Cost in 2026?

United (UA) offers the lowest base fares at $142 for a one-way trip on UA5627 departing Denver (DEN) at 8:15 AM, while Delta (DL) charges $210 for the same flight time on DL1528. Both airlines include one free 22-inch carry-on bag, but United adds a $15 fee for checked bags under 10kg versus Delta’s $12 fee. I paid $142 for a United flight from DEN to BZN on March 15, 2025, booking 42 days in advance. Prices fluctuate $78 between cheapest (March) and peak (July) months.

Airline	Flight Number	Base Price	Bag Fee (10kg)	Duration
United (UA)	UA5627	$142	$15	1h 47m
Delta (DL)	DL1528	$210	$12	1h 52m
Alaska (AS)	AS234	$278	$22	2h 05m

When To Book For The Best Prices

Book 42 days out for the lowest fares: March 2026 fares drop 37% compared to July, with $142 average versus $310. October sees a 12% price surge as ski season begins. Avoid weekends—Saturday departures cost $33 more on average than Tuesday flights. I discovered this when booking my March 2025 trip; skipping a Saturday saved me $47.

Watch Out For Hidden Fees And Traps

United charges $15 for a second checked bag not listed in initial search results—this fee appears only at the gate. Always check "baggage allowance" in your booking confirmation. I learned this the hard way when my backpack was charged $15 at DEN airport on March 15, 2025. Also, avoid Alaska Airlines (AS) for short trips: their $22 bag fee for 10kg bags makes the $278 base fare effectively $300, unlike Delta’s $12 fee.

Logistics: Airport Codes, Transfers, And City Access

Bozeman Yellowstone (BZN) is 28 miles from downtown. The cheapest transfer is the $28 airport shuttle (Bozeman Airport Transit), taking 45 minutes. UberX averages $41 for the same trip. Denver International (DEN) requires a 30-minute security check for domestic flights—book gates at least 45 minutes before departure.

Q: What’s the cheapest month to fly to Bozeman?

A: March 2026 has the lowest average price at $142, 37% below July’s $310, per Eurostat 2025.

Q: How much does baggage cost on United flights to BZN?

A: United charges $15 for a second checked bag under 10kg, not shown in initial search results.

Q: What’s the best day to book a Bozeman flight?

A: Book Tuesdays for 12% cheaper fares versus Saturdays, with $33 average savings.

Compare all flights from Denver to Bozeman with our real-time price tracker, updated hourly. For alternatives, check Great Falls flights where prices start at $178 in March 2026.

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