$109+ Cheap flights from Tucson to Denver (TUS - DEN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — DEN
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Tucson to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Tucson to Denver Intl are usually found in February or October, booked 49 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Tucson to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Tucson to DenverExplore the most affordable flight options available from Tucson to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Tucson to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 am -
Nonstop1h 57m
Mon 10/197:20 pm -
Nonstop2h 05m
Deal found 9/9![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:00 pm -
Nonstop1h 55m
Sat 10/35:45 am -
1 stop4h 20m
Deal found 9/10![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:45 am -
Nonstop1h 58m
Wed 10/147:20 pm -
Nonstop2h 05m
Deal found 9/9![United Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:15 am -
Nonstop1h 57m
Thu 10/87:40 am -
Nonstop2h 03m
Deal found 9/10![United Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:30 pm -
1 stop5h 10m
Thu 10/226:00 pm -
1 stop4h 37m
Deal found 9/8![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:15 am -
Nonstop1h 57m
Thu 10/227:40 am -
Nonstop2h 03m
Deal found 9/10![United Airlines logo]()
$245
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:40 pm -
Nonstop2h 03m
Tue 10/137:20 pm -
Nonstop2h 05m
Deal found 9/8![United Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:15 am -
Nonstop1h 57m
Tue 10/1311:29 am -
Nonstop2h 05m
Deal found 9/8![United Airlines logo]()
$255
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:40 am -
1 stop4h 05m
Mon 10/198:35 am -
Nonstop2h 00m
Deal found 9/9![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:30 pm -
1 stop5h 10m
Wed 10/215:25 am -
1 stop5h 59m
Deal found 9/8![Delta logo]()
$266
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:30 pm -
1 stop5h 30m
Tue 10/2710:15 am -
2 stops7h 35m
Deal found 9/9![Southwest logo]()
$271
This American Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 pm -
1 stop4h 00m
Sat 10/108:05 am -
1 stop4h 06m
Deal found 9/8![American Airlines logo]()
$272
Best flights from Tucson to DenverDiscover carefully curated flight deals from Tucson to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Tucson to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:30 pm -
1 stop5h 10m
Fri 10/235:25 am -
1 stop5h 59m
Deal found 9/8![Delta logo]()
$266
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:45 am -
Nonstop1h 55m
Thu 10/225:55 am -
1 stop3h 40m
Deal found 9/10![Southwest logo]()
$283
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:30 am -
Nonstop1h 57m
Tue 11/107:25 pm -
Nonstop2h 09m
Deal found 9/8![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:15 pm -
Nonstop1h 55m
Tue 10/136:35 am -
1 stop4h 50m
Deal found 9/8![Southwest logo]()
$285
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:10 pm -
Nonstop1h 55m
Sun 12/612:35 pm -
2 stops8h 35m
Deal found 9/10![Southwest logo]()
$314
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:00 pm -
Nonstop1h 55m
Wed 10/213:25 pm -
2 stops6h 45m
Deal found 9/11![Southwest logo]()
$344
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:45 am -
Nonstop1h 58m
Sun 10/257:25 pm -
Nonstop2h 09m
Deal found 9/10![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:40 pm -
Nonstop2h 03m
Tue 9/297:20 pm -
Nonstop2h 05m
Deal found 9/8![United Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:10 am -
2 stops9h 45m
Sun 10/118:05 pm -
1 stop5h 05m
Deal found 9/9![Southwest logo]()
$416
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/163:26 pm -
1 stop8h 27m
Mon 10/197:20 pm -
Nonstop2h 05m
Deal found 9/8![United Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:15 am -
Nonstop1h 55m
Sun 10/119:35 pm -
Nonstop2h 05m
Deal found 9/11![Southwest logo]()
$438
Last-minute flights from Tucson to DenverDiscover last-minute flight deals from Tucson to Denver. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to Denver. Data last updated September 13, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:00 pm -
Nonstop1h 55m
Sat 10/35:45 am -
1 stop4h 20m
Deal found 9/10![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:15 am -
Nonstop1h 57m
Thu 10/87:40 am -
Nonstop2h 03m
Deal found 9/10![United Airlines logo]()
$234
This American Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 pm -
1 stop4h 00m
Sat 10/108:05 am -
1 stop4h 06m
Deal found 9/8![American Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:40 pm -
Nonstop2h 03m
Tue 10/137:20 pm -
Nonstop2h 05m
Deal found 9/8![United Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:45 am -
Nonstop1h 58m
Wed 10/147:20 pm -
Nonstop2h 05m
Deal found 9/9![United Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:15 am -
Nonstop1h 57m
Tue 10/1311:29 am -
Nonstop2h 05m
Deal found 9/8![United Airlines logo]()
$255
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 am -
Nonstop1h 57m
Mon 10/197:20 pm -
Nonstop2h 05m
Deal found 9/9![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:40 am -
1 stop4h 05m
Mon 10/198:35 am -
Nonstop2h 00m
Deal found 9/9![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:30 pm -
1 stop5h 10m
Thu 10/226:00 pm -
1 stop4h 37m
Deal found 9/8![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:30 pm -
1 stop5h 10m
Wed 10/215:25 am -
1 stop5h 59m
Deal found 9/8![Delta logo]()
$266
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:15 am -
Nonstop1h 57m
Thu 10/227:40 am -
Nonstop2h 03m
Deal found 9/10![United Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:30 pm -
1 stop5h 30m
Tue 10/2710:15 am -
2 stops7h 35m
Deal found 9/9![Southwest logo]()
$271
One-way flights from Tucson to DenverSearch for one-way flight options from Tucson to Denver. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Tucson to Denver. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:15 am -
Nonstop2h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$109
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 am -
1 stop7h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:40 pm -
1 stop5h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$119
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:45 am -
2 stops7h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$124
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:50 pm -
1 stop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$129
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/163:00 pm -
Nonstop2h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$138
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:30 pm -
1 stop5h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$148
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:45 am -
Nonstop1h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$149
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:10 am -
2 stops9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Southwest logo]()
$153
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:40 am -
2 stops9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$159
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:40 pm -
Nonstop2h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/118:10 am -
1 stop7h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Alaska Airlines logo]()
$172
Find flight deals from Tucson to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (United Airlines) |
One-way from | $109 (United Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $306 |
Good round-trip deal | $365 or less |
Good one-way deal | $226 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Tucson to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 13, 2026.
Use the filters below to find and compare flights from Tucson to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Tue 10/6
4:30 pm-10:40 pm
1 stop5h 10m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Mon 10/12
4:30 pm-10:40 pm
1 stop5h 10m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Mon 10/5
4:31 pm-10:41 pm
1 stop5h 10m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Thu 10/8
4:30 pm-10:40 pm
1 stop5h 10m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Fri 10/2
3:00 pm-6:00 pm
Nonstop2h 00m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$138
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Tue 10/6
1:40 pm-4:43 pm
Nonstop2h 03m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Thu 10/15
8:05 pm-1:40 am
1 stop4h 35m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$175
Quickest round-trip
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Mon 10/5
5:15 am-8:12 am
Nonstop1h 57m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$178
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Sat 10/10
11:16 am-4:56 pm
1 stop4h 40m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$180
TucsonDenver
TUS Tucson - DEN Denver Intl
TUSDEN
Tucson
Sat 11/7
7:35 am-11:55 pm
2 stops16h 20m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$183
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Tucson to Denver
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Tucson to Denver in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Tucson-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Tucson-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Tucson-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Tucson to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Tucson with our price prediction graph.
TUS-DEN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Tucson to Denver
Prices
Airlines
How far ahead should I book a flight from Tucson to Denver?
Booking 48 days in advance of your planned departure date is, on average, the best time to get cheap flights from Tucson to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Tucson to Denver?
Currently, February is the cheapest month in which you can book a flight from Tucson to Denver (average of $203). Flying from Tucson to Denver in June is currently the most expensive (average of $385). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from TUS to DEN?
Find hourly flight availability from Tucson to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 13, 2026.
A simple way to save on the total cost of your ticket is to fly from Tucson to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 68% on your trip compared to booking a flight at noon.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated September 13, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andFrontier from Tucson to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Tucson to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Lakewood
Centennial
Black Hawk
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Greeley
Cripple Creek
Winter Park
Limon
Frisco
Manitou Springs
Englewood
Glendale
Evergreen
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Complete your trip
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Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Search flights from Tucson to Denver by cabin class
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Tucson and Denver flights
Browse other Tucson and Denver flight options. Last updated on September 13, 2026.
Other flights from Tucson
Browse through other flights departing from Tucson. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Tucson to Denver
Discover the top 3 airlines that operate flights from Tucson to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$149 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$206 | Average$334 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$247 | Average$351 | FlexibilityNo cancel fee | On-time63% |