Cheapest return flights from Tucson to Denver in June from $226

Best time to book flights for Tucson (TUS) to Denver (DEN) flights at AirHint

AirHint found the following cheapest return flights from Tucson (TUS) to Denver (DEN) in June 2025 (see full year).

Return flights

03 Jun - 07 Jun United direct
04 Jun - 24 Jun American Airlines
04 Jun - 24 Jun Southwest Airlines direct
02 Jun - 24 Jun American Airlines
04 Jun - 07 Jun American Airlines
02 Jun - 13 Jun Southwest Airlines direct
18 Jun - 21 Jun American Airlines
18 Jun - 22 Jun American Airlines
09 Jun - 16 Jun Delta
04 Jun - 07 Jun Southwest Airlines direct
29 Jun - 14 Jul Southwest Airlines direct

Also check the deals for one-way flights from Tucson to Denver in June.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Denver

Cheap car rent in Denver