$54+ Cheap flights from Atlanta (ATL) to Fort Collins, CO
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — DEN
Oct 15 — Oct 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 November, booked 84 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 September 15, 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 September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/2110:30 am -
1 stop7h 24m
Wed 10/216:57 pm -
Nonstop3h 02m
Deal found 9/15![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:45 am -
Nonstop3h 21m
Wed 10/216:57 pm -
Nonstop3h 02m
Deal found 9/10![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/175:34 am -
1 stop7h 48m
Tue 10/276:31 pm -
Nonstop2h 57m
Deal found 9/15![Frontier logo]()
$129
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:25 pm -
1 stop11h 14m
Wed 10/74:36 pm -
Nonstop3h 16m
Deal found 9/10![Frontier logo]()
$130
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:24 am -
1 stop14h 25m
Thu 10/156:57 pm -
Nonstop3h 02m
Deal found 9/11![Frontier logo]()
$131
This Super.com deal was found by Cheapflights users on 9/12. 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 11/186:55 am -
Nonstop3h 27m
Tue 12/16:24 pm -
Nonstop3h 01m
Deal found 9/12![Frontier logo]()
$132
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:55 am -
Nonstop3h 27m
Thu 11/126:30 am -
1 stop8h 28m
Deal found 9/10![Frontier logo]()
$133
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:30 am -
1 stop7h 24m
Sat 10/246:57 pm -
Nonstop3h 02m
Deal found 9/11![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:30 am -
1 stop7h 24m
Tue 11/36:31 pm -
Nonstop2h 57m
Deal found 9/11![Frontier logo]()
$136
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:51 pm -
1 stop6h 48m
Sat 10/316:57 pm -
Nonstop2h 57m
Deal found 9/10![Frontier logo]()
$137
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 11/146:55 am -
Nonstop3h 27m
Tue 11/177:09 pm -
1 stop11h 55m
Deal found 9/13![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:33 am -
1 stop7h 21m
Wed 10/286:31 pm -
Nonstop2h 57m
Deal found 9/10![Frontier logo]()
$139
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 September 15, 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 September 15, 2026.
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:19 am -
Nonstop3h 26m
Sat 10/2410:15 am -
Nonstop3h 04m
Deal found 9/11![United Airlines logo]()
$197
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:40 pm -
2 stops6h 55m
Wed 10/2110:50 am -
1 stop5h 05m
Deal found 9/14![Southwest logo]()
$204
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:06 pm -
Nonstop3h 09m
Mon 10/57:15 am -
Nonstop2h 51m
Deal found 9/14![Delta logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:10 pm -
1 stop29h 26m
Wed 10/149:45 am -
2 stops12h 14m
Deal found 9/10![Alaska Airlines logo]()
$501
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:39 pm -
Nonstop3h 31m
Fri 11/271:30 pm -
Nonstop2h 53m
Deal found 9/10![United Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:05 am -
Nonstop3h 30m
Sun 11/156:15 am -
Nonstop2h 45m
Deal found 9/10![Southwest logo]()
$333
This Southwest deal was found by Cheapflights users on 9/12. 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.
Sun 12/139:40 am -
1 stop6h 25m
Thu 12/1712:35 pm -
2 stops6h 15m
Deal found 9/12![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 9/14. 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.
Sun 10/116:15 am -
1 stop5h 55m
Sat 10/1711:05 am -
2 stops7h 35m
Deal found 9/14![Southwest logo]()
$423
This Southwest deal was found by Cheapflights users on 9/12. 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 9/229:50 am -
2 stops6h 20m
Sat 9/267:15 am -
2 stops9h 15m
Deal found 9/12![Southwest logo]()
$467
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:05 am -
Nonstop3h 05m
Mon 9/287:10 pm -
Nonstop3h 00m
Deal found 9/11![Southwest logo]()
$550
Last-minute flights from Atlanta to Fort CollinsDiscover last-minute flight deals from Atlanta to Fort Collins. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Fort Collins. Data last updated September 15, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:59 pm -
Nonstop3h 25m
Tue 10/67:10 pm -
Nonstop3h 00m
Deal found 9/10![Frontier logo]()
$138
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:25 pm -
1 stop11h 14m
Wed 10/74:36 pm -
Nonstop3h 16m
Deal found 9/10![Frontier logo]()
$130
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:24 am -
1 stop14h 25m
Thu 10/156:57 pm -
Nonstop3h 02m
Deal found 9/11![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/175:34 am -
1 stop7h 48m
Tue 10/276:31 pm -
Nonstop2h 57m
Deal found 9/15![Frontier logo]()
$129
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:45 am -
Nonstop3h 21m
Wed 10/216:57 pm -
Nonstop3h 02m
Deal found 9/10![Frontier logo]()
$128
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:30 am -
1 stop7h 24m
Sat 10/246:57 pm -
Nonstop3h 02m
Deal found 9/11![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:30 am -
1 stop7h 24m
Tue 11/36:31 pm -
Nonstop2h 57m
Deal found 9/11![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/2110:30 am -
1 stop7h 24m
Wed 10/216:57 pm -
Nonstop3h 02m
Deal found 9/15![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:33 am -
1 stop7h 21m
Wed 10/286:31 pm -
Nonstop2h 57m
Deal found 9/10![Frontier logo]()
$139
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:51 pm -
1 stop6h 48m
Sat 10/316:57 pm -
Nonstop2h 57m
Deal found 9/10![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:40 am -
1 stop8h 28m
Mon 11/26:30 am -
1 stop15h 58m
Deal found 9/10![Frontier logo]()
$140
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 September 15, 2026.
Search for one-way flight options from Atlanta to Fort Collins. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:45 am -
Nonstop3h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$54
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 12/96:50 am -
Nonstop3h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/3012:20 pm -
1 stop29h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$81
This Super.com deal was found by Cheapflights users on 9/15. 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 10/137:58 pm -
Nonstop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$82
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:27 am -
1 stop7h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$83
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Thu 10/225:26 am -
1 stop8h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:40 am -
1 stop10h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$85
This Super.com deal was found by Cheapflights users on 9/12. 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 10/217:06 am -
1 stop10h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:40 pm -
Nonstop3h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$88
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/711:14 am -
Nonstop3h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![United Airlines logo]()
$90
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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $127 (Kiwi.com) |
One-way from | $54 (CheapOair) |
Popular in | June |
Cheapest in | January |
Average price | $264 |
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 7,457,451 searches. Data last updated September 15, 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 Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Sat 11/7
11:14 am-12:45 pm
Nonstop3h 31m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$90
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Wed 10/14
6:35 am-7:50 am
Nonstop3h 15m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$91
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Wed 10/14
9:15 pm-10:32 pm
Nonstop3h 17m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$99
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Sat 10/31
6:55 am-2:55 pm
2 stops10h 00m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$105
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Sat 12/12
11:40 am-3:20 pm
1 stop5h 40m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$136
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Mon 11/23
7:15 am-8:45 am
Nonstop3h 30m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$151
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Tue 10/6
4:40 pm-9:35 pm
2 stops6h 55m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$154
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Sat 10/24
6:40 am-1:30 pm
2 stops8h 50m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$154
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Sun 11/8
9:55 pm-11:12 pm
Nonstop3h 17m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$167
AtlantaDenver
ATL Atlanta Hartsfield-Jackson - DEN Denver Intl
ATLDEN
Atlanta Hartsfield-Jackson
Thu 11/12
1:45 pm-3:04 pm
Nonstop3h 19m
Denver Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$167
Showing 1-10 of 21 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 September 15, 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 39% 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 September 15, 2026.
The most flights from ATL to FC9 are scheduled on a Monday (46 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).
How much does it cost to fly round-trip from Atlanta to Fort Collins?
Airfare is below average for this route at the moment.
Atlanta to Fort Collins flights typically cost between $195 and $366 in October.The cheapest round-trip price found within the last 5 days was $127 on Frontier (Oct 21-Oct 27).
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 September 12, 2026.
Travelers seeking maximum savings on their Atlanta to Fort Collins flight should consider departing on Wednesday 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 September 15, 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
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Comfort
8.0
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.
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
Other flights from Atlanta
Popular flights
Top destinations
Alternative routes for Atlanta to Fort Collins
See prices for flight routes from nearby airports that may be better suited for you.
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 September 15, 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 September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Atlanta to Fort Collins flights
Consider these flights traveling from Atlanta to Fort Collins.
Top 5 airlines flying from Atlanta to Fort Collins
Discover the top 5 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$67 | Average$214 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$120 | Average$302 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$137 | Average$350 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$139 | Average$345 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$163 | Average$338 | FlexibilityNo cancel fee | On-time63% |