$94+ Cheap flights from Montana to Colorado
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — DEN
May 2 — May 91
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Montana to Colorado 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.Cheap flight deals from Montana to Colorado
Cheapest
Best
Last-minute
One-way
Cheapest flights from Montana to ColoradoExplore the most affordable flight options available from Montana to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
Explore the most affordable flight options available from Montana to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:34 am
BIL
- DEN
1 stop16h 51m
Multiple Airlines
Thu 5/76:10 am
DEN
- BIL
1 stop27h 04m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$188
This United Airlines deal was found by Cheapflights users on 4/1. 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 5/16:20 am
COD
- DEN
Nonstop2h 00m
United Airlines
Fri 5/89:05 pm
DEN
- COD
Nonstop1h 40m
United Airlines
Deal found 4/1![United Airlines logo]()
$198
This United Airlines deal was found by Cheapflights users on 3/29. 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 5/810:10 am
BTM
- DEN
Nonstop2h 11m
United Airlines
Tue 5/128:20 pm
DEN
- BTM
Nonstop2h 02m
United Airlines
Deal found 3/29![United Airlines logo]()
$205
This United Airlines deal was found by Cheapflights users on 3/29. 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 4/179:37 am
BTM
- DEN
Nonstop2h 11m
United Airlines
Sun 4/198:20 pm
DEN
- BTM
Nonstop2h 02m
United Airlines
Deal found 3/29![United Airlines logo]()
$215
This United Airlines deal was found by Cheapflights users on 4/1. 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 4/86:20 am
COD
- DEN
Nonstop2h 00m
United Airlines
Wed 4/229:05 pm
DEN
- COD
Nonstop1h 40m
United Airlines
Deal found 4/1![United Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 4/1. 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.
Sat 5/163:15 pm
BTM
- DEN
1 stop4h 00m
Delta
Sat 5/237:55 am
DEN
- BTM
1 stop6h 45m
Delta
Deal found 4/1![Delta logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:54 pm
MSO
- DEN
1 stop7h 05m
Multiple Airlines
Fri 5/86:10 am
DEN
- MSO
1 stop13h 54m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:54 pm
MSO
- DEN
1 stop13h 09m
Multiple Airlines
Mon 4/206:00 am
DEN
- MSO
1 stop14h 04m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:54 pm
MSO
- DEN
2 stops37h 07m
Multiple Airlines
Sat 5/2310:29 pm
DEN
- MSO
1 stop10h 54m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Thu 7/2310:15 am
BTM
- DEN
Nonstop2h 02m
United Airlines
Thu 7/308:29 pm
DEN
- BTM
Nonstop2h 01m
United Airlines
Deal found 3/31![United Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:54 pm
MSO
- DEN
1 stop7h 05m
Multiple Airlines
Mon 4/2710:00 am
DEN
- MSO
1 stop10h 04m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:33 pm
FCA
- DEN
1 stop20h 10m
Multiple Airlines
Thu 5/77:12 am
DEN
- FCA
2 stops29h 31m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$247
Best flights from Montana to ColoradoDiscover carefully curated flight deals from Montana to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from Montana to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This United Airlines deal was found by Cheapflights users on 4/1. 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 5/16:20 am
COD
- DEN
Nonstop2h 00m
United Airlines
Fri 5/89:05 pm
DEN
- COD
Nonstop1h 40m
United Airlines
Deal found 4/1![United Airlines logo]()
$198
This Delta deal was found by Cheapflights users on 3/28. 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.
Tue 5/126:19 pm
GTF
- DEN
1 stop4h 21m
Delta
Sat 5/166:19 pm
DEN
- GTF
1 stop4h 07m
Delta
Deal found 3/28![Delta logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 3/29. 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.
Mon 4/203:04 pm
BZN
- DEN
1 stop8h 52m
Alaska Airlines
Wed 4/298:00 am
DEN
- BZN
1 stop11h 19m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 3/28. 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.
Sat 4/1811:10 am
BZN
- DEN
Nonstop1h 45m
Southwest
Mon 4/208:30 am
DEN
- BZN
Nonstop1h 45m
Southwest
Deal found 3/28![Southwest logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1212:33 pm
FCA
- DEN
1 stop20h 32m
Multiple Airlines
Thu 4/169:08 am
DEN
- FCA
2 stops27h 35m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 3/29. 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 5/810:10 am
BTM
- DEN
Nonstop2h 11m
United Airlines
Tue 5/128:20 pm
DEN
- BTM
Nonstop2h 02m
United Airlines
Deal found 3/29![United Airlines logo]()
$205
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Thu 7/2310:15 am
BTM
- DEN
Nonstop2h 02m
United Airlines
Sun 7/268:29 pm
DEN
- BTM
Nonstop2h 01m
United Airlines
Deal found 3/31![United Airlines logo]()
$245
This Delta deal was found by Cheapflights users on 4/1. 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.
Sat 5/91:07 pm
GTF
- DEN
1 stop6h 08m
Delta
Sat 5/163:49 pm
DEN
- GTF
1 stop6h 37m
Delta
Deal found 4/1![Delta logo]()
$278
This Delta deal was found by Cheapflights users on 3/29. 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.
Sat 5/25:30 am
GTF
- DEN
1 stop3h 43m
Delta
Sat 5/95:30 am
DEN
- GTF
1 stop6h 57m
Delta
Deal found 3/29![Delta logo]()
$278
This United Airlines deal was found by Cheapflights users on 3/28. 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 5/256:15 am
GTF
- DEN
Nonstop2h 00m
United Airlines
Thu 6/411:43 am
DEN
- GTF
Nonstop1h 58m
United Airlines
Deal found 3/28![United Airlines logo]()
$259
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 4/223:55 pm
MSO
- DEN
1 stop5h 54m
Alaska Airlines
Fri 4/247:25 pm
DEN
- MSO
1 stop17h 03m
Alaska Airlines
Deal found 3/31![Alaska Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 3/28. 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 4/244:20 pm
BZN
- DEN
Nonstop1h 50m
Southwest
Sat 4/252:25 pm
DEN
- BZN
1 stop5h 05m
Southwest
Deal found 3/28![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 3/31. 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 5/153:30 pm
MSO
- DEN
1 stop8h 11m
Delta
Fri 5/226:19 pm
DEN
- MSO
1 stop6h 03m
Delta
Deal found 3/31![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 3/30. 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 4/159:37 am
BTM
- DEN
Nonstop2h 11m
United Airlines
Sun 4/198:20 pm
DEN
- BTM
Nonstop2h 02m
United Airlines
Deal found 3/30![United Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 5/51:59 pm
MSO
- DEN
1 stop7h 50m
Alaska Airlines
Sat 5/96:00 am
DEN
- MSO
1 stop6h 28m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 3/30. 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 5/16:15 am
BZN
- DEN
1 stop4h 50m
Southwest
Tue 5/58:55 am
DEN
- BZN
Nonstop1h 45m
Southwest
Deal found 3/30![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 4/2. 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 5/16:00 am
FCA
- DEN
Nonstop2h 18m
United Airlines
Mon 5/47:40 pm
DEN
- FCA
Nonstop2h 17m
United Airlines
Deal found 4/2![United Airlines logo]()
$269
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 4/288:00 am
BZN
- DEN
2 stops15h 59m
Alaska Airlines
Wed 4/296:45 am
DEN
- BZN
2 stops17h 13m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 4/1. 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 6/171:30 pm
BZN
- DEN
1 stop5h 05m
Southwest
Mon 6/229:45 pm
DEN
- BZN
Nonstop1h 45m
Southwest
Deal found 4/1![Southwest logo]()
$354
This Delta deal was found by Cheapflights users on 3/28. 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 4/176:10 pm
FCA
- DEN
1 stop4h 19m
Delta
Mon 4/206:27 pm
DEN
- FCA
1 stop5h 00m
Delta
Deal found 3/28![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 3/31. 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 4/152:35 pm
BIL
- DEN
Nonstop1h 52m
United Airlines
Sun 4/198:00 am
DEN
- BIL
Nonstop1h 40m
United Airlines
Deal found 3/31![United Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 3/31. 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 6/167:05 pm
BZN
- DEN
1 stop5h 00m
Southwest
Sat 6/209:05 pm
DEN
- BZN
Nonstop1h 45m
Southwest
Deal found 3/31![Southwest logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 3/29. 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.
Sun 8/165:09 pm
GTF
- DEN
1 stop6h 50m
Alaska Airlines
Tue 9/18:20 am
DEN
- GTF
1 stop8h 18m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 3/30. 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 4/175:51 pm
BIL
- DEN
Nonstop1h 52m
United Airlines
Sun 4/198:00 am
DEN
- BIL
Nonstop1h 40m
United Airlines
Deal found 3/30![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 3/31. 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 4/303:15 pm
BZN
- DEN
1 stop8h 35m
Delta
Mon 5/45:30 am
DEN
- BZN
1 stop5h 34m
Delta
Deal found 3/31![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 3/28. 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.
Sat 4/185:59 am
BZN
- DEN
1 stop8h 26m
Delta
Mon 4/205:30 am
DEN
- BZN
1 stop5h 34m
Delta
Deal found 3/28![Delta logo]()
$343
This United Airlines deal was found by Cheapflights users on 3/28. 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 4/176:00 am
FCA
- DEN
Nonstop2h 18m
United Airlines
Mon 4/207:10 pm
DEN
- FCA
Nonstop2h 17m
United Airlines
Deal found 3/28![United Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 5/16:15 pm
GTF
- DEN
1 stop5h 44m
Alaska Airlines
Tue 5/55:00 pm
DEN
- GTF
1 stop24h 35m
Alaska Airlines
Deal found 3/30![Alaska Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 3/29. 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.
Sat 5/165:45 am
HLN
- DEN
1 stop3h 37m
Delta
Wed 5/207:55 am
DEN
- HLN
1 stop4h 28m
Delta
Deal found 3/29![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 3/28. 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 5/210:10 am
BTM
- DEN
Nonstop2h 11m
United Airlines
Wed 5/68:20 pm
DEN
- BTM
Nonstop2h 02m
United Airlines
Deal found 3/28![United Airlines logo]()
$290
Last-minute flights from Montana to ColoradoDiscover last-minute flight deals from Montana to Colorado. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Colorado. Data last updated April 2, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/1. 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 4/86:20 am
COD
- DEN
Nonstop2h 00m
United Airlines
Wed 4/229:05 pm
DEN
- COD
Nonstop1h 40m
United Airlines
Deal found 4/1![United Airlines logo]()
$223
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 4/162:35 pm
BIL
- DEN
Nonstop1h 52m
United Airlines
Mon 4/208:00 am
DEN
- BIL
Nonstop1h 40m
United Airlines
Deal found 3/30![United Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:54 pm
MSO
- DEN
1 stop13h 09m
Multiple Airlines
Mon 4/206:00 am
DEN
- MSO
1 stop14h 04m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$240
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Thu 4/236:15 am
MSO
- DEN
Nonstop2h 10m
United Airlines
Sun 4/267:20 pm
DEN
- MSO
Nonstop2h 10m
United Airlines
Deal found 3/29![United Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:54 pm
MSO
- DEN
1 stop7h 05m
Multiple Airlines
Mon 4/2710:00 am
DEN
- MSO
1 stop10h 04m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 4/1. 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 4/296:15 am
GTF
- DEN
Nonstop2h 05m
United Airlines
Wed 5/67:15 pm
DEN
- GTF
Nonstop2h 03m
United Airlines
Deal found 4/1![United Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:54 pm
MSO
- DEN
1 stop7h 05m
Multiple Airlines
Fri 5/86:10 am
DEN
- MSO
1 stop13h 54m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 3/31. 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 5/15:05 am
BIL
- DEN
Nonstop1h 55m
United Airlines
Sat 7/113:35 pm
DEN
- BIL
Nonstop1h 44m
United Airlines
Deal found 3/31![United Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:54 pm
MSO
- DEN
1 stop7h 05m
Multiple Airlines
Wed 5/611:59 pm
DEN
- MSO
2 stops44h 05m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:34 am
BIL
- DEN
1 stop16h 51m
Multiple Airlines
Thu 5/76:10 am
DEN
- BIL
1 stop27h 04m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$188
This Expedia deal was found by Cheapflights users on 4/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/73:55 pm
MSO
- DEN
1 stop8h 04m
Alaska Airlines
Tue 5/126:00 am
DEN
- MSO
1 stop6h 28m
Alaska Airlines
Deal found 4/2![Alaska Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:54 pm
MSO
- DEN
2 stops37h 07m
Multiple Airlines
Sat 5/2310:29 pm
DEN
- MSO
1 stop10h 54m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$241
One-way flights from Montana to ColoradoSearch for one-way flight options from Montana to Colorado. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from Montana to Colorado. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Trip.com deal was found by Cheapflights users on 3/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:54 pm
MSO
- DEN
1 stop27h 15m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:09 pm
BZN
- DEN
1 stop25h 51m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:28 am
BZN
- DEN
1 stop13h 09m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/314:35 pm
BZN
- DEN
1 stop28h 52m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:46 pm
BZN
- DEN
2 stops40h 15m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:13 am
MSO
- DEN
1 stop23h 25m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$121
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:22 pm
HLN
- DEN
1 stop5h 37m
Alaska Airlines
Deal found 3/30![Alaska Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:46 pm
BZN
- DEN
2 stops29h 29m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/183:41 pm
BIL
- DEN
1 stop27h 44m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:54 pm
MSO
- DEN
2 stops31h 21m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1710:35 am
BZN
- DEN
1 stop9h 45m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:28 am
BZN
- DEN
1 stop26h 22m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$129
Find flight deals from Montana to Colorado
Keep the following information in mind while searching for Montana to Colorado flight deals. Data was last updated April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $188 (Kiwi.com) |
One-way from | $94 (Trip.com) |
Popular in | July |
Cheapest in | December |
Average price | $321 |
Good round-trip deal | $329 or less |
Good one-way deal | $188 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Colorado 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 2,558,603 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Montana to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CodyDenver
COD - DEN
CODDEN
Cody E.E. Faust
Fri 5/1
6:20 am-8:20 am
Nonstop2h 00m
Denver Intl
Fri 5/8
9:05 pm-10:45 pm
Nonstop1h 40m
$198
ButteDenver
BTM - DEN
BTMDEN
Butte Silver Bow Co
Fri 5/8
10:10 am-12:21 pm
Nonstop2h 11m
Denver Intl
Tue 5/12
8:20 pm-10:22 pm
Nonstop2h 02m
$205
ButteDenver
BTM - DEN
BTMDEN
Butte Silver Bow Co
Thu 7/23
10:15 am-12:17 pm
Nonstop2h 02m
Denver Intl
Sun 7/26
8:29 pm-10:30 pm
Nonstop2h 01m
$245
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Mon 5/25
6:15 am-8:15 am
Nonstop2h 00m
Denver Intl
Thu 6/4
11:43 am-1:41 pm
Nonstop1h 58m
$259
ButteDenver
BTM - DEN
BTMDEN
Butte Silver Bow Co
Wed 4/15
9:37 am-11:48 am
Nonstop2h 11m
Denver Intl
Sun 4/19
8:20 pm-10:22 pm
Nonstop2h 02m
$265
KalispellDenver
FCA - DEN
FCADEN
Kalispell Glacier Park
Fri 5/1
6:00 am-8:18 am
Nonstop2h 18m
Denver Intl
Mon 5/4
7:40 pm-9:57 pm
Nonstop2h 17m
$269
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Tue 5/12
6:19 pm-10:40 pm
1 stop4h 21m
Denver Intl
Sat 5/16
6:19 pm-10:26 pm
1 stop4h 07m
$278
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Sat 5/9
1:07 pm-7:15 pm
1 stop6h 08m
Denver Intl
Sat 5/16
3:49 pm-10:26 pm
1 stop6h 37m
$278
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Sat 5/2
5:30 am-9:13 am
1 stop3h 43m
Denver Intl
Sat 5/9
5:30 am-12:27 pm
1 stop6h 57m
$278
BillingsDenver
BIL - DEN
BILDEN
Billings Logan Intl
Wed 4/15
2:35 pm-4:27 pm
Nonstop1h 52m
Denver Intl
Sun 4/19
8:00 am-9:40 am
Nonstop1h 40m
$279
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Montana with our price prediction graph.
BIL-DEN
MSO-DEN
BZN-DEN
MSO-DRO
FCA-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 Montana to Colorado
USMT-USCO
BIL-DEN
MSO-DEN
BZN-DEN
MSO-DRO
What is the cheapest month to book a flight from Montana to Colorado?
Currently, October is the cheapest month in which you can book a flight from Montana to Colorado (average of $69). Flying from Montana to Colorado in February is currently the most expensive (average of $209). 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 MT to CO?
Find hourly flight availability from Montana to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2026.
One of the essential ways to save on airfare from Montana to Colorado is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 47% on airfare.
Weekly flight availability from Montana to Colorado
Explore weekly flight availability from Montana to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 2, 2026.
The most flights from USMT to USCO are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Montana to Colorado?
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated April 2, 2026.
Read through reviews of airlines operating flights from Montana to Colorado, such as Southwest,Alaska Airlines, andDelta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Montana to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Alternative routes for Montana to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Colorado by cabin class
Find flights from Montana to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Colorado flights
Browse other Montana and Colorado flight options. Last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Colorado
Find the right flight back to Montana after your stay in Colorado
Montana to Colorado flights
Consider these flights traveling from Montana to Colorado.
Top 5 airlines flying from Montana to Colorado
Discover the top 5 airlines that operate flights from Montana to Colorado. 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 2,558,603 searches. Data last updated April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$63 | Average$160 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$388 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$171 | Average$285 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$184 | Average$268 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$216 | Average$314 | FlexibilityNo cancel fee | On-time63% |