$98+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — DEN
Aug 8 — Aug 151
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
Cheapest
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 July 9, 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 July 9, 2026.
This WAYA deal was found by Cheapflights users on 7/8. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:10 pm
ATL
- DEN
1 stop7h 59m
Frontier
Mon 8/177:00 am
DEN
- ATL
1 stop6h 35m
Frontier
Deal found 7/8![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Mon 8/109:15 pm
ATL
- DEN
1 stop12h 59m
Frontier
Sat 8/1510:16 am
DEN
- ATL
1 stop9h 21m
Frontier
Deal found 7/9![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Fri 8/78:53 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Tue 8/117:00 am
DEN
- ATL
1 stop6h 35m
Frontier
Deal found 7/9![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/79:15 pm
ATL
- DEN
1 stop24h 48m
Frontier
Fri 8/1410:00 am
DEN
- ATL
Nonstop3h 11m
Frontier
Deal found 7/8![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/73:58 pm
ATL
- DEN
1 stop24h 52m
Frontier
Mon 8/1010:00 am
DEN
- ATL
Nonstop3h 11m
Frontier
Deal found 7/8![Frontier logo]()
$147
This Frontier deal was found by Cheapflights users on 7/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:59 pm
ATL
- DEN
Nonstop3h 34m
Frontier
Thu 9/246:30 am
DEN
- ATL
Nonstop2h 55m
Frontier
Deal found 7/7![Frontier logo]()
$148
This Cheapflightsfares deal was found by Cheapflights users on 7/8. 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
Sun 8/166:30 am
DEN
- ATL
Nonstop3h 09m
Frontier
Deal found 7/8![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Wed 9/2312:30 pm
ATL
- DEN
Nonstop3h 30m
Frontier
Fri 10/23:18 pm
DEN
- ATL
1 stop6h 45m
Frontier
Deal found 7/9![Frontier logo]()
$150
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:30 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Wed 8/126:30 am
DEN
- ATL
Nonstop3h 09m
Frontier
Deal found 7/8![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/810:08 am
ATL
- DEN
1 stop11h 55m
Frontier
Mon 8/109:06 pm
DEN
- ATL
1 stop13h 04m
Frontier
Deal found 7/8![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 8/47:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Sat 8/810:16 am
DEN
- ATL
1 stop9h 21m
Frontier
Deal found 7/7![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/213:10 pm
ATL
- DEN
1 stop18h 24m
Frontier
Mon 8/247:00 am
DEN
- ATL
1 stop11h 04m
Frontier
Deal found 7/8![Frontier logo]()
$154
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 July 9, 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 July 9, 2026.
This Delta deal was found by Cheapflights users on 7/7. 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.
Sat 8/11:55 pm
ATL
- DEN
Nonstop3h 03m
Delta
Sat 8/86:00 am
DEN
- ATL
Nonstop2h 59m
Delta
Deal found 7/7![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 7/7. 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.
Tue 8/43:45 pm
ATL
- DEN
1 stop6h 05m
Southwest
Tue 8/116:35 am
DEN
- ATL
1 stop4h 15m
Southwest
Deal found 7/7![Southwest logo]()
$240
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Thu 8/67:30 am
ATL
- DEN
Nonstop3h 21m
United Airlines
Wed 8/126:00 am
DEN
- ATL
1 stop8h 48m
United Airlines
Deal found 7/9![United Airlines logo]()
$281
This Southwest deal was found by Cheapflights users on 7/7. 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 9/286:35 am
ATL
- DEN
Nonstop3h 05m
Southwest
Sun 10/46:00 am
DEN
- ATL
1 stop6h 20m
Southwest
Deal found 7/7![Southwest logo]()
$244
This Southwest deal was found by Cheapflights users on 7/8. 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 8/111:45 pm
ATL
- DEN
1 stop6h 30m
Southwest
Tue 8/186:00 am
DEN
- ATL
2 stops6h 25m
Southwest
Deal found 7/8![Southwest logo]()
$245
This Southwest deal was found by Cheapflights users on 7/6. 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 9/127:55 am
ATL
- DEN
2 stops7h 10m
Southwest
Thu 9/247:10 pm
DEN
- ATL
Nonstop2h 55m
Southwest
Deal found 7/6![Southwest logo]()
$250
This Southwest deal was found by Cheapflights users on 7/4. 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 8/276:35 am
ATL
- DEN
Nonstop3h 05m
Southwest
Mon 8/317:10 pm
DEN
- ATL
Nonstop2h 55m
Southwest
Deal found 7/4![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:30 am
ATL
- DEN
Nonstop3h 21m
United Airlines
Mon 8/105:48 pm
DEN
- ATL
Nonstop3h 08m
United Airlines
Deal found 7/6![United Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 7/9. 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 8/87:20 am
ATL
- DEN
1 stop7h 00m
Southwest
Tue 8/116:00 am
DEN
- ATL
2 stops6h 25m
Southwest
Deal found 7/9![Southwest logo]()
$268
This Southwest deal was found by Cheapflights users on 7/7. 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.
Fri 8/219:05 am
ATL
- DEN
1 stop6h 15m
Southwest
Sun 8/233:00 pm
DEN
- ATL
2 stops6h 00m
Southwest
Deal found 7/7![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 7/6. 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.
Mon 8/247:10 am
ATL
- DEN
2 stops5h 50m
Southwest
Sun 8/303:00 pm
DEN
- ATL
2 stops6h 00m
Southwest
Deal found 7/6![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 7/5. 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 8/59:50 am
ATL
- DEN
2 stops6h 20m
Southwest
Tue 8/116:00 am
DEN
- ATL
2 stops6h 25m
Southwest
Deal found 7/5![Southwest logo]()
$347
Last-minute flights from Atlanta to Fort CollinsDiscover last-minute flight deals from Atlanta to Fort Collins. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Fort Collins. Data last updated July 9, 2026 and is based on user searches.
This WAYA deal was found by Cheapflights users on 7/9. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Tue 8/410:09 am
DEN
- ATL
1 stop7h 41m
Frontier
Deal found 7/9![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 8/47:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Sat 8/810:16 am
DEN
- ATL
1 stop9h 21m
Frontier
Deal found 7/7![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Fri 8/78:53 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Tue 8/117:00 am
DEN
- ATL
1 stop6h 35m
Frontier
Deal found 7/9![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/79:15 pm
ATL
- DEN
1 stop24h 48m
Frontier
Fri 8/1410:00 am
DEN
- ATL
Nonstop3h 11m
Frontier
Deal found 7/8![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/73:58 pm
ATL
- DEN
1 stop24h 52m
Frontier
Mon 8/1010:00 am
DEN
- ATL
Nonstop3h 11m
Frontier
Deal found 7/8![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/810:08 am
ATL
- DEN
1 stop11h 55m
Frontier
Mon 8/109:06 pm
DEN
- ATL
1 stop13h 04m
Frontier
Deal found 7/8![Frontier logo]()
$152
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:30 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Wed 8/126:30 am
DEN
- ATL
Nonstop3h 09m
Frontier
Deal found 7/8![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Mon 8/109:15 pm
ATL
- DEN
1 stop12h 59m
Frontier
Sat 8/1510:16 am
DEN
- ATL
1 stop9h 21m
Frontier
Deal found 7/9![Frontier logo]()
$144
This Cheapflightsfares deal was found by Cheapflights users on 7/9. 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 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
Sun 8/166:30 am
DEN
- ATL
Nonstop3h 09m
Frontier
Deal found 7/9![Frontier logo]()
$149
This WAYA deal was found by Cheapflights users on 7/8. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:10 pm
ATL
- DEN
1 stop7h 59m
Frontier
Mon 8/177:00 am
DEN
- ATL
1 stop6h 35m
Frontier
Deal found 7/8![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/213:10 pm
ATL
- DEN
1 stop18h 24m
Frontier
Mon 8/247:00 am
DEN
- ATL
1 stop11h 04m
Frontier
Deal found 7/8![Frontier logo]()
$154
This Cheapflightsfares deal was found by Cheapflights users on 7/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:30 pm
ATL
- DEN
Nonstop3h 35m
Frontier
Mon 8/316:30 am
DEN
- ATL
Nonstop3h 09m
Frontier
Deal found 7/7![Frontier logo]()
$148
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 July 9, 2026.
Search for one-way flight options from Atlanta to Fort Collins. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
This Super.com deal was found by Cheapflights users on 7/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Deal found 7/7![Frontier logo]()
$98
This Cheapflightsfares deal was found by Cheapflights users on 7/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:40 am
ATL
- DEN
Nonstop3h 23m
Frontier
Deal found 7/7![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Thu 9/36:35 am
ATL
- DEN
1 stop12h 10m
Frontier
Deal found 7/7![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Sat 8/82:39 pm
ATL
- DEN
1 stop7h 53m
Frontier
Deal found 7/7![Frontier logo]()
$102
This Cheapflightsfares deal was found by Cheapflights users on 7/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/124:48 pm
ATL
- DEN
1 stop8h 12m
Frontier
Deal found 7/7![Frontier logo]()
$103
This Kissandfly.com deal was found by Cheapflights users on 7/6. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:11 am
ATL
- DEN
1 stop12h 30m
Frontier
Deal found 7/6![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 7/6. 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 8/48:01 am
ATL
- DEN
1 stop9h 17m
Frontier
Deal found 7/6![Frontier logo]()
$105
This Southwest deal was found by Cheapflights users on 7/7. 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.
Thu 8/66:35 am
ATL
- DEN
Nonstop3h 05m
Southwest
Deal found 7/7![Southwest logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 8/133:10 pm
ATL
- DEN
1 stop18h 39m
Frontier
Deal found 7/6![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Sat 8/223:10 pm
ATL
- DEN
1 stop8h 34m
Frontier
Deal found 7/7![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Mon 9/75:05 am
ATL
- DEN
1 stop19h 59m
Frontier
Deal found 7/9![Frontier logo]()
$110
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 July 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $143 (Kiwi.com) |
One-way from | $98 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $270 |
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 July 9, 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
Sat 8/1
1:55 pm-2:58 pm
Nonstop3h 03m
Denver Intl
Sat 8/8
6:00 am-10:59 am
Nonstop2h 59m
$237
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Tue 8/4
3:45 pm-7:50 pm
1 stop6h 05m
Denver Intl
Tue 8/11
6:35 am-12:50 pm
1 stop4h 15m
$240
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Mon 9/28
6:35 am-7:40 am
Nonstop3h 05m
Denver Intl
Sun 10/4
6:00 am-2:20 pm
1 stop6h 20m
$244
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Tue 8/11
1:45 pm-6:15 pm
1 stop6h 30m
Denver Intl
Tue 8/18
6:00 am-2:25 pm
2 stops6h 25m
$245
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Sat 9/12
7:55 am-1:05 pm
2 stops7h 10m
Denver Intl
Thu 9/24
7:10 pm-12:05 am
Nonstop2h 55m
$250
Quickest round-trip
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Thu 8/27
6:35 am-7:40 am
Nonstop3h 05m
Denver Intl
Mon 8/31
7:10 pm-12:05 am
Nonstop2h 55m
$257
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Sat 8/8
7:20 am-12:20 pm
1 stop7h 00m
Denver Intl
Tue 8/11
6:00 am-2:25 pm
2 stops6h 25m
$268
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Thu 8/6
7:30 am-8:51 am
Nonstop3h 21m
Denver Intl
Wed 8/12
6:00 am-4:48 pm
1 stop8h 48m
$281
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Fri 8/21
9:05 am-1:20 pm
1 stop6h 15m
Denver Intl
Sun 8/23
3:00 pm-11:00 pm
2 stops6h 00m
$320
AtlantaDenver
ATL - DEN
ATLDEN
Atlanta Hartsfield-Jackson
Fri 8/7
7:30 am-8:51 am
Nonstop3h 21m
Denver Intl
Mon 8/10
5:48 pm-10:56 pm
Nonstop3h 08m
$347
Showing 1-10 of 24 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 July 9, 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 37% 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 July 9, 2026.
The most flights from ATL to FC9 are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 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 July 4, 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 July 9, 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
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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
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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 July 9, 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 July 9, 2026.
Popular flight searches
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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 July 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$69 | Average$209 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$106 | Average$276 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$120 | Average$206 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$125 | Average$434 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$134 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$156 | Average$302 | FlexibilityNo cancel fee | On-time63% |