$84+ Cheap flights from Atlanta (ATL) to Fort Collins, CO
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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — DEN
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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Find cheap flights from Atlanta to Fort Collins 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 Atlanta Hartsfield-Jackson to Fort Collins are usually found in January or September, booked 41 days in advance, depart on a Wednesday or Saturday and return on a Wednesday
Cheap flight deals from Atlanta to Fort Collins
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Best
Last-minute
One-way
Cheapest flights from Atlanta to Fort CollinsExplore the most affordable flight options available from Atlanta to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
Explore the most affordable flight options available from Atlanta to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:33 pm
ATL
- DEN
Nonstop3h 26m
Frontier
Tue 8/2510:09 am
DEN
- ATL
1 stop7h 46m
Frontier
Deal found 6/10![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Tue 7/217:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Tue 7/2111:46 pm
DEN
- ATL
Nonstop3h 16m
Frontier
Deal found 6/7![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:40 pm
ATL
- DEN
Nonstop3h 36m
Frontier
Tue 8/259:25 pm
DEN
- ATL
1 stop10h 24m
Frontier
Deal found 6/10![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:35 am
ATL
- DEN
Nonstop3h 23m
Frontier
Wed 9/98:44 pm
DEN
- ATL
1 stop11h 26m
Frontier
Deal found 6/10![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/308:40 pm
ATL
- DEN
Nonstop3h 36m
Frontier
Tue 7/76:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/8![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:08 am
ATL
- DEN
1 stop11h 55m
Frontier
Sat 8/1510:16 am
DEN
- ATL
1 stop9h 11m
Frontier
Deal found 6/8![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:45 am
ATL
- DEN
1 stop12h 34m
Frontier
Sat 8/2210:09 am
DEN
- ATL
1 stop7h 46m
Frontier
Deal found 6/10![Frontier logo]()
$168
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:34 pm
ATL
- DEN
1 stop10h 18m
Frontier
Wed 10/286:30 am
DEN
- ATL
Nonstop2h 55m
Frontier
Deal found 6/10![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Sat 7/47:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Tue 7/76:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/6![Frontier logo]()
$170
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:30 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Mon 8/176:30 am
DEN
- ATL
Nonstop3h 09m
Frontier
Deal found 6/8![Frontier logo]()
$171
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:58 am
ATL
- DEN
1 stop13h 34m
Frontier
Sat 8/86:30 am
DEN
- ATL
Nonstop3h 09m
Frontier
Deal found 6/10![Frontier logo]()
$172
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:33 pm
ATL
- DEN
Nonstop3h 26m
Frontier
Tue 8/2511:42 pm
DEN
- ATL
Nonstop3h 16m
Frontier
Deal found 6/6![Frontier logo]()
$173
Best flights from Atlanta to Fort CollinsDiscover carefully curated flight deals from Atlanta to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
Discover carefully curated flight deals from Atlanta to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
This Delta deal was found by Cheapflights users on 6/7. 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 7/810:59 pm
ATL
- DEN
Nonstop3h 24m
Delta
Sun 7/1212:40 am
DEN
- ATL
Nonstop3h 02m
Delta
Deal found 6/7![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sat 8/152:05 pm
ATL
- DEN
1 stop6h 40m
Southwest
Tue 8/186:00 am
DEN
- ATL
2 stops6h 25m
Southwest
Deal found 6/8![Southwest logo]()
$278
This United Airlines deal was found by Cheapflights users on 6/10. 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 11/234:35 pm
ATL
- DEN
Nonstop3h 30m
United Airlines
Fri 11/273:55 pm
DEN
- ATL
1 stop6h 01m
United Airlines
Deal found 6/10![United Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 6/9. 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.
Sat 10/103:15 pm
ATL
- DEN
1 stop5h 35m
Southwest
Tue 10/135:35 am
DEN
- ATL
1 stop5h 35m
Southwest
Deal found 6/9![Southwest logo]()
$285
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sat 10/107:25 am
ATL
- DEN
1 stop7h 20m
Southwest
Wed 10/147:00 am
DEN
- ATL
1 stop5h 15m
Southwest
Deal found 6/8![Southwest logo]()
$290
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 11/237:00 pm
ATL
- DEN
Nonstop3h 23m
Delta
Thu 11/2612:59 am
DEN
- ATL
Nonstop2h 58m
Delta
Deal found 6/10![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 6/7. 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 7/227:00 am
ATL
- DEN
2 stops6h 20m
Southwest
Wed 7/296:05 am
DEN
- ATL
1 stop5h 50m
Southwest
Deal found 6/7![Southwest logo]()
$312
This Southwest deal was found by Cheapflights users on 6/8. 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.
Mon 8/173:30 pm
ATL
- DEN
2 stops6h 10m
Southwest
Mon 8/246:25 am
DEN
- ATL
2 stops6h 15m
Southwest
Deal found 6/8![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 6/6. 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 9/1211:40 am
ATL
- DEN
2 stops8h 50m
Southwest
Sun 9/206:25 am
DEN
- ATL
1 stop5h 15m
Southwest
Deal found 6/6![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 6/6. 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 9/186:40 pm
ATL
- DEN
Nonstop3h 10m
Southwest
Sun 9/206:05 am
DEN
- ATL
1 stop4h 35m
Southwest
Deal found 6/6![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 6/7. 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 7/64:25 pm
ATL
- DEN
1 stop5h 40m
Southwest
Mon 7/137:05 pm
DEN
- ATL
Nonstop3h 05m
Southwest
Deal found 6/7![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 6/8. 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.
Mon 8/36:00 am
ATL
- DEN
1 stop5h 20m
Southwest
Mon 8/312:55 pm
DEN
- ATL
2 stops5h 55m
Southwest
Deal found 6/8![Southwest logo]()
$415
Last-minute flights from Atlanta to Fort CollinsDiscover last-minute flight deals from Atlanta to Fort Collins. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Fort Collins. Data last updated June 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/308:40 pm
ATL
- DEN
Nonstop3h 36m
Frontier
Tue 7/76:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/8![Frontier logo]()
$165
This Frontier deal was found by Cheapflights users on 6/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Wed 7/86:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/9![Frontier logo]()
$178
This Super.com deal was found by Cheapflights users on 6/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/112:33 pm
ATL
- DEN
Nonstop3h 26m
Frontier
Wed 7/86:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/10![Frontier logo]()
$176
This Trip.com deal was found by Cheapflights users on 6/6. 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.
Wed 7/17:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Sat 7/46:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/6![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Sat 7/47:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Tue 7/76:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/6![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/203:58 pm
ATL
- DEN
1 stop24h 52m
Frontier
Tue 7/2811:46 pm
DEN
- ATL
Nonstop3h 16m
Frontier
Deal found 6/7![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Tue 7/217:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Tue 7/2111:46 pm
DEN
- ATL
Nonstop3h 16m
Frontier
Deal found 6/7![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Tue 7/213:10 pm
ATL
- DEN
1 stop8h 31m
Frontier
Tue 7/2811:46 pm
DEN
- ATL
Nonstop3h 16m
Frontier
Deal found 6/7![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Thu 7/233:10 pm
ATL
- DEN
1 stop8h 31m
Frontier
Sat 7/256:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/6![Frontier logo]()
$184
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:30 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Mon 8/36:30 am
DEN
- ATL
Nonstop3h 08m
Frontier
Deal found 6/6![Frontier logo]()
$173
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Wed 8/511:40 pm
DEN
- ATL
1 stop9h 10m
Frontier
Deal found 6/11![Frontier logo]()
$172
One-way flights from Atlanta to Fort CollinsSearch for one-way flight options from Atlanta to Fort Collins. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
Search for one-way flight options from Atlanta to Fort Collins. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:30 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Deal found 6/6![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:58 pm
ATL
- DEN
1 stop24h 52m
Frontier
Deal found 6/8![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:39 pm
ATL
- DEN
1 stop10h 16m
Frontier
Deal found 6/8![Frontier logo]()
$87
This Super.com deal was found by Cheapflights users on 6/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Deal found 6/10![Frontier logo]()
$88
This Southwest deal was found by Cheapflights users on 6/10. 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 8/47:05 am
ATL
- DEN
Nonstop3h 05m
Southwest
Deal found 6/10![Southwest logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:07 am
ATL
- DEN
1 stop28h 07m
Frontier
Deal found 6/10![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:59 am
ATL
- DEN
1 stop16h 30m
Frontier
Deal found 6/10![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:45 am
ATL
- DEN
1 stop15h 44m
Frontier
Deal found 6/9![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:35 am
ATL
- DEN
1 stop12h 44m
Frontier
Deal found 6/8![Frontier logo]()
$95
This Expedia deal was found by Cheapflights users on 6/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:30 am
ATL
- DEN
Nonstop3h 31m
Frontier
Deal found 6/9![Frontier logo]()
$98
Find flight deals from Atlanta to Fort Collins
Keep the following information in mind while searching for Atlanta to Fort Collins flight deals. Data was last updated June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $159 (Kiwi.com) |
One-way from | $84 (Cheapflightsfares) |
Popular in | June |
Cheapest in | January |
Average price | $308 |
Cheapflights Fare Finder
Customize your flight search to find flights from Atlanta to Fort Collins 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 June 11, 2026.
Use the filters below to find and compare flights from Atlanta to Fort Collins that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Wed 7/8
10:59 pm-12:23 am
Nonstop3h 24m
Denver Intl
Sun 7/12
12:40 am-5:42 am
Nonstop3h 02m
$267
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Sat 8/15
2:05 pm-6:45 pm
1 stop6h 40m
Denver Intl
Tue 8/18
6:00 am-2:25 pm
2 stops6h 25m
$278
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Sat 10/10
3:15 pm-6:50 pm
1 stop5h 35m
Denver Intl
Tue 10/13
5:35 am-1:10 pm
1 stop5h 35m
$285
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Sat 10/10
7:25 am-12:45 pm
1 stop7h 20m
Denver Intl
Wed 10/14
7:00 am-2:15 pm
1 stop5h 15m
$290
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Wed 7/22
7:00 am-11:20 am
2 stops6h 20m
Denver Intl
Wed 7/29
6:05 am-1:55 pm
1 stop5h 50m
$312
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Mon 8/17
3:30 pm-7:40 pm
2 stops6h 10m
Denver Intl
Mon 8/24
6:25 am-2:40 pm
2 stops6h 15m
$332
Quickest round-trip
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Mon 11/23
7:00 pm-8:23 pm
Nonstop3h 23m
Denver Intl
Thu 11/26
12:59 am-5:57 am
Nonstop2h 58m
$337
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Sat 9/12
11:40 am-6:30 pm
2 stops8h 50m
Denver Intl
Sun 9/20
6:25 am-1:40 pm
1 stop5h 15m
$342
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Fri 9/18
6:40 pm-7:50 pm
Nonstop3h 10m
Denver Intl
Sun 9/20
6:05 am-12:40 pm
1 stop4h 35m
$357
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Mon 7/6
4:25 pm-8:05 pm
1 stop5h 40m
Denver Intl
Mon 7/13
7:05 pm-12:10 am
Nonstop3h 05m
$387
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Atlanta to Fort Collins
Have a flexible travel schedule? Discover the best time to fly to Fort Collins from Atlanta with our price prediction graph.
ATL-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 Atlanta to Fort Collins
ATL-FC9
ATL-DEN
What is the cheapest time of day to fly from ATL to FC9?
Find hourly flight availability from Atlanta to Fort Collins. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 11, 2026.
A simple way to save on the total cost of your ticket is to fly from Atlanta to Fort Collins in the evening. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the afternoon.
Weekly flight availability from Atlanta to Fort Collins
Explore weekly flight availability from Atlanta to Fort Collins. 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 June 11, 2026.
The most flights from ATL to FC9 are scheduled on a Thursday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).
How much does it cost to fly round-trip from Atlanta to Fort Collins?
What is the cheapest day to fly from Atlanta to Fort Collins?
Use this chart to determine the cheapest time to fly round-trip from Atlanta to Fort Collins. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Atlanta to Fort Collins flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Fort Collins
Get insights into the airlines that provide service to Fort Collins. 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 Fort Collins. Reviews last updated June 11, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Atlanta to Fort Collins. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Atlanta to Fort Collins. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Atlanta to Fort Collins
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Complete your trip
Complete your trip to Fort Collins by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Atlanta to Fort Collins by cabin class
Find flights from Atlanta to Fort Collins, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Atlanta and Fort Collins flights
Browse other Atlanta and Fort Collins flight options. Last updated on June 11, 2026.
Other flights from Atlanta
Browse through other flights departing from Atlanta. Flights are based on user searches made on Cheapflights and were last updated on June 11, 2026.
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Atlanta to Fort Collins flights
Consider these flights traveling from Atlanta to Fort Collins.
Top 6 airlines flying from Atlanta to Fort Collins
Discover the top 6 airlines that operate flights from Atlanta to Fort Collins. 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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$70 | Average$213 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$106 | Average$271 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$120 | Average$206 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$127 | Average$434 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$134 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$156 | Average$300 | FlexibilityNo cancel fee | On-time63% |