$118+ Cheap flights from Colorado Springs (COS) to Idaho
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
COS — BOI
Apr 12 — Apr 191
Round-trip
1 adult, Economy
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Cheapest flights from Colorado Springs to IdahoExplore the most affordable flight options available from Colorado Springs to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
Explore the most affordable flight options available from Colorado Springs to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:55 am
COS
- BOI
2 stops10h 18m
Delta
Sat 5/166:41 pm
BOI
- COS
1 stop3h 41m
Delta
Deal found 3/11![Delta logo]()
$252
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:59 am
COS
- BOI
2 stops12h 01m
Delta
Sun 4/266:00 am
BOI
- COS
1 stop5h 12m
Delta
Deal found 3/11![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 3/10. 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 4/286:50 pm
COS
- BOI
1 stop5h 35m
Southwest
Thu 5/72:15 pm
BOI
- COS
1 stop5h 10m
Southwest
Deal found 3/10![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 3/8. 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.
Wed 5/66:50 pm
COS
- BOI
1 stop5h 35m
Southwest
Sat 5/92:50 pm
BOI
- COS
1 stop5h 55m
Southwest
Deal found 3/8![Southwest logo]()
$271
This Southwest deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:45 pm
COS
- BOI
1 stop6h 45m
Southwest
Sat 5/162:50 pm
BOI
- COS
1 stop5h 55m
Southwest
Deal found 3/11![Southwest logo]()
$279
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 5/1211:55 am
COS
- GEG
2 stops10h 18m
Delta
Sat 5/165:35 am
GEG
- COS
1 stop4h 40m
Delta
Deal found 3/10![Delta logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 5/146:46 pm
COS
- GEG
1 stop17h 09m
Multiple Airlines
Sun 5/179:19 pm
GEG
- COS
2 stops15h 33m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$326
This United Airlines deal was found by Cheapflights users on 3/11. 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 6/23:42 pm
COS
- GEG
1 stop6h 23m
United Airlines
Wed 6/104:08 pm
GEG
- COS
1 stop6h 51m
United Airlines
Deal found 3/11![United Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 5/1211:55 am
COS
- GEG
2 stops10h 18m
Delta
Fri 5/155:37 pm
GEG
- COS
2 stops16h 38m
Delta
Deal found 3/10![Delta logo]()
$336
This Southwest deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:10 am
COS
- GEG
1 stop5h 35m
Southwest
Wed 6/1012:35 pm
GEG
- COS
2 stops8h 10m
Southwest
Deal found 3/11![Southwest logo]()
$338
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 5/1211:55 am
COS
- GEG
2 stops10h 18m
Delta
Sun 5/175:35 am
GEG
- COS
1 stop4h 40m
Delta
Deal found 3/10![Delta logo]()
$341
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:45 pm
COS
- GEG
1 stop7h 10m
Southwest
Sat 5/166:15 am
GEG
- COS
1 stop6h 25m
Southwest
Deal found 3/10![Southwest logo]()
$344
Best flights from Colorado Springs to IdahoDiscover carefully curated flight deals from Colorado Springs to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
Discover carefully curated flight deals from Colorado Springs to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
This Southwest deal was found by Cheapflights users on 3/10. 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 4/286:50 pm
COS
- BOI
1 stop5h 35m
Southwest
Thu 5/72:15 pm
BOI
- COS
1 stop5h 10m
Southwest
Deal found 3/10![Southwest logo]()
$269
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:55 am
COS
- BOI
2 stops10h 18m
Delta
Sat 5/166:41 pm
BOI
- COS
1 stop3h 41m
Delta
Deal found 3/12![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Wed 4/226:00 am
COS
- BOI
1 stop3h 54m
United Airlines
Sun 4/266:15 am
BOI
- COS
1 stop6h 21m
United Airlines
Deal found 3/10![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 3/8. 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.
Wed 5/66:50 pm
COS
- BOI
1 stop5h 35m
Southwest
Sat 5/92:50 pm
BOI
- COS
1 stop5h 55m
Southwest
Deal found 3/8![Southwest logo]()
$271
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:59 am
COS
- BOI
2 stops12h 01m
Delta
Sun 4/266:00 am
BOI
- COS
1 stop5h 12m
Delta
Deal found 3/12![Delta logo]()
$285
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 5/91:25 pm
COS
- BOI
1 stop4h 52m
United Airlines
Sun 5/105:00 am
BOI
- COS
1 stop3h 47m
United Airlines
Deal found 3/10![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 3/12. 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.
Fri 4/177:20 pm
COS
- BOI
1 stop5h 40m
Southwest
Mon 4/202:15 pm
BOI
- COS
1 stop5h 10m
Southwest
Deal found 3/12![Southwest logo]()
$304
This Delta deal was found by Cheapflights users on 3/10. 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.
Wed 5/1311:55 am
COS
- GEG
2 stops11h 56m
Delta
Sat 5/165:35 am
GEG
- COS
1 stop4h 40m
Delta
Deal found 3/10![Delta logo]()
$325
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/75:13 pm
COS
- BOI
1 stop4h 09m
United Airlines
Wed 4/85:00 am
BOI
- COS
1 stop6h 05m
United Airlines
Deal found 3/11![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 am
COS
- BOI
1 stop6h 30m
Southwest
Sun 4/266:30 am
BOI
- COS
2 stops7h 15m
Southwest
Deal found 3/9![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 3/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:55 pm
COS
- BOI
1 stop6h 01m
Delta
Tue 7/2811:35 am
BOI
- COS
1 stop5h 39m
Delta
Deal found 3/9![Delta logo]()
$332
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Mon 5/45:12 pm
COS
- GEG
1 stop5h 04m
United Airlines
Thu 5/75:00 am
GEG
- COS
1 stop6h 26m
United Airlines
Deal found 3/9![United Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 3/9. 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.
Mon 5/45:20 pm
COS
- GEG
2 stops8h 10m
Southwest
Thu 5/75:35 pm
GEG
- COS
1 stop5h 30m
Southwest
Deal found 3/9![Southwest logo]()
$360
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2412:56 pm
COS
- JAC
1 stop4h 58m
United Airlines
Sat 5/301:42 pm
JAC
- COS
1 stop4h 15m
United Airlines
Deal found 3/8![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Wed 5/66:00 am
COS
- IDA
1 stop3h 55m
United Airlines
Sat 5/910:40 am
IDA
- COS
1 stop6h 46m
United Airlines
Deal found 3/11![United Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:45 pm
COS
- GEG
2 stops7h 40m
Southwest
Sun 5/175:00 am
GEG
- COS
2 stops7h 45m
Southwest
Deal found 3/10![Southwest logo]()
$380
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:15 am
COS
- GEG
1 stop4h 46m
Delta
Mon 6/85:00 pm
GEG
- COS
1 stop4h 29m
Delta
Deal found 3/8![Delta logo]()
$441
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/287:00 am
COS
- SUN
1 stop6h 35m
United Airlines
Sat 5/22:30 pm
SUN
- COS
1 stop3h 52m
United Airlines
Deal found 3/11![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2612:10 pm
COS
- JAC
1 stop4h 37m
Delta
Mon 3/305:50 pm
JAC
- COS
1 stop4h 15m
Delta
Deal found 3/11![Delta logo]()
$453
This Southwest deal was found by Cheapflights users on 3/12. 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 4/74:45 pm
COS
- GEG
2 stops7h 40m
Southwest
Mon 5/115:50 am
GEG
- COS
1 stop11h 55m
Southwest
Deal found 3/12![Southwest logo]()
$412
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Fri 5/2212:56 pm
COS
- JAC
1 stop4h 58m
United Airlines
Wed 5/277:00 am
JAC
- COS
1 stop5h 21m
United Airlines
Deal found 3/10![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
COS
- GEG
1 stop4h 50m
Southwest
Fri 4/32:55 pm
GEG
- COS
1 stop5h 50m
Southwest
Deal found 3/10![Southwest logo]()
$446
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/279:25 am
COS
- JAC
1 stop5h 51m
United Airlines
Tue 3/314:15 pm
JAC
- COS
1 stop5h 42m
United Airlines
Deal found 3/8![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 3/12. 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.
Thu 6/45:35 am
COS
- GEG
2 stops8h 15m
Southwest
Thu 6/1111:50 am
GEG
- COS
2 stops9h 50m
Southwest
Deal found 3/12![Southwest logo]()
$457
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Fri 6/511:31 am
COS
- JAC
1 stop6h 23m
United Airlines
Thu 6/111:42 pm
JAC
- COS
1 stop5h 12m
United Airlines
Deal found 3/11![United Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 3/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:55 pm
COS
- IDA
1 stop4h 19m
Delta
Sun 7/56:50 pm
IDA
- COS
1 stop3h 39m
Delta
Deal found 3/9![Delta logo]()
$618
This United Airlines deal was found by Cheapflights users on 3/10. 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 6/13:42 pm
COS
- GEG
1 stop6h 23m
United Airlines
Mon 6/84:08 pm
GEG
- COS
1 stop6h 51m
United Airlines
Deal found 3/10![United Airlines logo]()
$445
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Mon 8/175:30 am
COS
- IDA
1 stop4h 23m
United Airlines
Thu 8/205:53 pm
IDA
- COS
1 stop4h 11m
United Airlines
Deal found 3/11![United Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 3/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:30 am
COS
- JAC
1 stop4h 16m
United Airlines
Sat 7/184:23 pm
JAC
- COS
1 stop5h 43m
United Airlines
Deal found 3/12![United Airlines logo]()
$598
This United Airlines deal was found by Cheapflights users on 3/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/276:00 am
COS
- IDA
1 stop3h 56m
United Airlines
Tue 3/315:20 pm
IDA
- COS
2 stops28h 34m
United Airlines
Deal found 3/12![United Airlines logo]()
$704
Last-minute flights from Colorado Springs to IdahoDiscover last-minute flight deals from Colorado Springs to Idaho. Data last updated March 13, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to Idaho. Data last updated March 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2612:10 pm
COS
- JAC
1 stop4h 37m
Delta
Mon 3/305:50 pm
JAC
- COS
1 stop4h 15m
Delta
Deal found 3/11![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2712:10 pm
COS
- JAC
1 stop6h 52m
Delta
Tue 3/315:50 pm
JAC
- COS
1 stop4h 15m
Delta
Deal found 3/12![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/279:25 am
COS
- JAC
1 stop5h 51m
United Airlines
Tue 3/314:15 pm
JAC
- COS
1 stop5h 42m
United Airlines
Deal found 3/8![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
COS
- GEG
1 stop4h 50m
Southwest
Fri 4/32:55 pm
GEG
- COS
1 stop5h 50m
Southwest
Deal found 3/10![Southwest logo]()
$446
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/75:13 pm
COS
- BOI
1 stop4h 09m
United Airlines
Wed 4/85:00 am
BOI
- COS
1 stop6h 05m
United Airlines
Deal found 3/11![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 3/12. 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 4/79:10 am
COS
- GEG
1 stop5h 35m
Southwest
Mon 5/115:50 am
GEG
- COS
1 stop11h 55m
Southwest
Deal found 3/12![Southwest logo]()
$406
This Southwest deal was found by Cheapflights users on 3/12. 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.
Fri 4/175:20 pm
COS
- BOI
2 stops7h 40m
Southwest
Mon 4/205:40 pm
BOI
- COS
1 stop6h 10m
Southwest
Deal found 3/12![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:59 am
COS
- BOI
2 stops12h 01m
Delta
Sun 4/266:00 am
BOI
- COS
1 stop5h 12m
Delta
Deal found 3/11![Delta logo]()
$265
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Wed 4/226:00 am
COS
- BOI
1 stop3h 54m
United Airlines
Sun 4/266:15 am
BOI
- COS
1 stop6h 21m
United Airlines
Deal found 3/10![United Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 am
COS
- BOI
1 stop6h 30m
Southwest
Sun 4/266:30 am
BOI
- COS
2 stops7h 15m
Southwest
Deal found 3/9![Southwest logo]()
$329
This Southwest deal was found by Cheapflights users on 3/10. 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 4/286:50 pm
COS
- BOI
1 stop5h 35m
Southwest
Thu 5/72:15 pm
BOI
- COS
1 stop5h 10m
Southwest
Deal found 3/10![Southwest logo]()
$269
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/287:00 am
COS
- SUN
1 stop6h 35m
United Airlines
Sat 5/22:30 pm
SUN
- COS
1 stop3h 52m
United Airlines
Deal found 3/11![United Airlines logo]()
$399
One-way flights from Colorado Springs to IdahoSearch for one-way flight options from Colorado Springs to Idaho. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
Search for one-way flight options from Colorado Springs to Idaho. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
This Delta deal was found by Cheapflights users on 3/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:55 am
COS
- BOI
2 stops10h 18m
Delta
Deal found 3/9![Delta logo]()
$118
This Southwest deal was found by Cheapflights users on 3/9. 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.
Tue 5/126:50 pm
COS
- BOI
1 stop5h 35m
Southwest
Deal found 3/9![Southwest logo]()
$124
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:15 am
COS
- GEG
1 stop4h 46m
Delta
Deal found 3/8![Delta logo]()
$178
This Southwest deal was found by Cheapflights users on 3/8. 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.
Wed 5/274:45 pm
COS
- GEG
2 stops7h 40m
Southwest
Deal found 3/8![Southwest logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/202:37 pm
COS
- IDA
1 stop6h 54m
Allegiant Air
Deal found 3/12![Allegiant Air logo]()
$190
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Fri 3/201:32 pm
COS
- GEG
1 stop4h 54m
United Airlines
Deal found 3/9![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/205:30 am
COS
- GEG
2 stops7h 50m
Southwest
Deal found 3/9![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 3/8. 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 3/217:55 pm
COS
- BOI
1 stop6h 00m
Southwest
Deal found 3/8![Southwest logo]()
$379
This Southwest deal was found by Cheapflights users on 3/12. 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 3/228:30 pm
COS
- BOI
1 stop4h 55m
Southwest
Deal found 3/12![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 3/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2012:18 pm
COS
- IDA
2 stops27h 21m
United Airlines
Deal found 3/12![United Airlines logo]()
$728
Find flight deals from Colorado Springs to Idaho
Keep the following information in mind while searching for Colorado Springs to Idaho flight deals. Data was last updated March 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (Delta) |
One-way from | $118 (Delta) |
Popular in | March |
Cheapest in | February |
Average price | $277 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado Springs to Idaho 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 March 13, 2026.
Use the filters below to find and compare flights from Colorado Springs to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Tue 4/28
6:50 pm-12:25 am
1 stop5h 35m
Boise Air Term. Gowen Fld
Thu 5/7
2:15 pm-7:25 pm
1 stop5h 10m
$269
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Wed 5/6
6:50 pm-12:25 am
1 stop5h 35m
Boise Air Term. Gowen Fld
Sat 5/9
2:50 pm-8:45 pm
1 stop5h 55m
$271
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Tue 5/12
11:55 am-10:13 pm
2 stops10h 18m
Boise Air Term. Gowen Fld
Sat 5/16
6:41 pm-10:22 pm
1 stop3h 41m
$272
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Wed 4/22
7:59 am-8:00 pm
2 stops12h 01m
Boise Air Term. Gowen Fld
Sun 4/26
6:00 am-11:12 am
1 stop5h 12m
$285
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Wed 4/22
6:00 am-9:54 am
1 stop3h 54m
Boise Air Term. Gowen Fld
Sun 4/26
6:15 am-12:36 pm
1 stop6h 21m
$304
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Sat 5/9
1:25 pm-6:17 pm
1 stop4h 52m
Boise Air Term. Gowen Fld
Sun 5/10
5:00 am-8:47 am
1 stop3h 47m
$304
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Fri 4/17
7:20 pm-1:00 am
1 stop5h 40m
Boise Air Term. Gowen Fld
Mon 4/20
2:15 pm-7:25 pm
1 stop5h 10m
$304
Colorado SpringsSpokane
COS - GEG
COSGEG
Colorado Springs
Wed 5/13
11:55 am-10:51 pm
2 stops11h 56m
Spokane
Sat 5/16
5:35 am-11:15 am
1 stop4h 40m
$325
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Tue 4/7
5:13 pm-9:22 pm
1 stop4h 09m
Boise Air Term. Gowen Fld
Wed 4/8
5:00 am-11:05 am
1 stop6h 05m
$327
Colorado SpringsBoise
COS - BOI
COSBOI
Colorado Springs
Wed 4/22
6:00 am-12:30 pm
1 stop6h 30m
Boise Air Term. Gowen Fld
Sun 4/26
6:30 am-1:45 pm
2 stops7h 15m
$329
Showing 1-10 of 38 resultsSorted by cheapest first
Best time to book a flight from Colorado Springs to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Colorado Springs with our price prediction graph.
COS-BOI
COS-GEG
COS-JAC
COS-IDA
COS-SUN
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 Colorado Springs to Idaho
COS-USID
COS-BOI
COS-GEG
COS-JAC
COS-IDA
What is the cheapest month to book a flight from Colorado Springs to Idaho?
Currently, May is the cheapest month in which you can book a flight from Colorado Springs to Idaho (average of $43). Flying from Colorado Springs to Idaho in April is currently the most expensive (average of $189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated March 13, 2026.
Get a feel of what it's like to fly with Southwest and United Airlines from Colorado Springs to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from Colorado Springs to Idaho. 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 Colorado Springs to Idaho
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Complete your trip
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Colorado Springs and Idaho flights
Browse other Colorado Springs and Idaho flight options. Last updated on March 13, 2026.
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Colorado Springs to Idaho flights
Consider these flights traveling from Colorado Springs to Idaho.
Top 2 airlines flying from Colorado Springs to Idaho
Discover the top 2 airlines that operate flights from Colorado Springs to Idaho. 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 March 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$159 | Average$346 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$255 | Average$412 | FlexibilityNo cancel fee | On-time63% |