$107+ Cheap flights from New Hampshire to Colorado
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — DEN
Jun 2 — Jun 91
Round-trip
1 adult, Economy
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Find cheap flights from New Hampshire to Colorado with Cheapflights
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Cheapest flights from New Hampshire to ColoradoExplore the most affordable flight options available from New Hampshire to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
Explore the most affordable flight options available from New Hampshire to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:06 pm
BOS
- COS
1 stop8h 51m
American Airlines
Sat 9/128:00 am
COS
- BOS
1 stop9h 42m
American Airlines
Deal found 4/30![American Airlines logo]()
$209
This Cheapflightsfares deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:45 am
BOS
- DEN
Nonstop4h 40m
JetBlue
Fri 7/2411:37 pm
DEN
- BOS
Nonstop3h 53m
JetBlue
Deal found 5/2![JetBlue logo]()
$214
This Expedia deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
BOS
- DEN
1 stop10h 00m
Multiple Airlines
Tue 8/1811:37 pm
DEN
- BOS
Nonstop3h 53m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:44 am
BOS
- DEN
1 stop7h 48m
Frontier
Thu 5/286:03 am
DEN
- BOS
2 stops23h 46m
Frontier
Deal found 5/1![Frontier logo]()
$216
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:31 pm
BOS
- DEN
Nonstop4h 42m
JetBlue
Tue 5/1911:28 pm
DEN
- BOS
Nonstop3h 54m
JetBlue
Deal found 4/30![JetBlue logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
BOS
- DEN
1 stop18h 24m
Frontier
Mon 6/111:54 pm
DEN
- BOS
1 stop23h 30m
Frontier
Deal found 4/30![Frontier logo]()
$218
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:35 am
BOS
- DEN
Nonstop4h 30m
Southwest
Fri 6/57:05 pm
DEN
- BOS
Nonstop3h 55m
Southwest
Deal found 4/28![Southwest logo]()
$219
This CheapOair deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
BOS
- DEN
1 stop10h 00m
Multiple Airlines
Tue 8/1811:37 pm
DEN
- BOS
Nonstop3h 53m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
BOS
- DEN
1 stop29h 05m
Frontier
Tue 6/211:54 pm
DEN
- BOS
1 stop23h 30m
Frontier
Deal found 4/28![Frontier logo]()
$221
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:15 am
BOS
- DEN
Nonstop4h 48m
United Airlines
Sun 5/1711:59 pm
DEN
- BOS
Nonstop4h 05m
United Airlines
Deal found 4/28![United Airlines logo]()
$222
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
BOS
- DEN
1 stop10h 00m
Frontier
Tue 8/1810:00 am
DEN
- BOS
1 stop13h 27m
Frontier
Deal found 4/30![Frontier logo]()
$223
This Frontier deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
BOS
- DEN
1 stop9h 59m
Frontier
Thu 8/2710:00 am
DEN
- BOS
1 stop13h 27m
Frontier
Deal found 4/30![Frontier logo]()
$224
Best flights from New Hampshire to ColoradoDiscover carefully curated flight deals from New Hampshire to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
Discover carefully curated flight deals from New Hampshire to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:15 pm
BOS
- DEN
1 stop7h 45m
Southwest
Fri 7/177:05 pm
DEN
- BOS
Nonstop3h 55m
Southwest
Deal found 4/29![Southwest logo]()
$229
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:39 pm
BOS
- DEN
Nonstop4h 47m
United Airlines
Sat 5/303:06 pm
DEN
- BOS
1 stop6h 15m
United Airlines
Deal found 5/1![United Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:40 am
BOS
- DEN
Nonstop4h 40m
Delta
Wed 5/2011:30 am
DEN
- BOS
Nonstop4h 05m
Delta
Deal found 4/29![Delta logo]()
$267
This American Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
BOS
- GUC
1 stop8h 02m
American Airlines
Tue 7/2112:45 pm
GUC
- BOS
1 stop7h 33m
American Airlines
Deal found 5/1![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:45 am
BOS
- DEN
Nonstop4h 34m
United Airlines
Wed 6/35:00 pm
DEN
- BOS
1 stop5h 59m
United Airlines
Deal found 4/29![United Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:15 am
BOS
- DEN
Nonstop4h 30m
Southwest
Mon 6/811:50 pm
DEN
- BOS
1 stop6h 10m
Southwest
Deal found 5/2![Southwest logo]()
$247
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:27 pm
BOS
- DEN
1 stop7h 03m
United Airlines
Tue 7/1411:59 pm
DEN
- BOS
Nonstop3h 59m
United Airlines
Deal found 4/29![United Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:50 pm
BOS
- DEN
1 stop7h 05m
Southwest
Mon 7/277:05 pm
DEN
- BOS
Nonstop3h 55m
Southwest
Deal found 5/1![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:25 am
BOS
- DEN
Nonstop4h 25m
Southwest
Sun 6/711:50 pm
DEN
- BOS
1 stop8h 00m
Southwest
Deal found 5/2![Southwest logo]()
$292
This American Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:06 pm
BOS
- DRO
1 stop8h 09m
American Airlines
Thu 6/1111:48 am
DRO
- BOS
1 stop9h 26m
American Airlines
Deal found 5/2![American Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:39 pm
BOS
- DEN
Nonstop4h 47m
United Airlines
Tue 6/211:59 pm
DEN
- BOS
Nonstop3h 59m
United Airlines
Deal found 4/30![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:45 am
BOS
- COS
2 stops14h 22m
Delta
Wed 7/811:10 am
COS
- BOS
2 stops10h 49m
Delta
Deal found 5/1![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:05 pm
BOS
- GJT
1 stop8h 38m
American Airlines
Sat 5/306:55 pm
GJT
- BOS
1 stop8h 55m
American Airlines
Deal found 4/28![American Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:55 am
BOS
- DEN
2 stops8h 00m
Southwest
Tue 6/911:50 pm
DEN
- BOS
1 stop6h 10m
Southwest
Deal found 4/28![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:39 pm
BOS
- DEN
Nonstop4h 47m
United Airlines
Sat 7/411:59 pm
DEN
- BOS
1 stop7h 52m
United Airlines
Deal found 4/29![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:35 am
BOS
- ASE
1 stop7h 44m
Delta
Tue 6/28:05 am
ASE
- BOS
1 stop9h 04m
Delta
Deal found 5/2![Delta logo]()
$393
This American Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:00 am
BOS
- ASE
1 stop8h 21m
American Airlines
Wed 6/107:36 am
ASE
- BOS
1 stop9h 44m
American Airlines
Deal found 5/2![American Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:45 am
BOS
- DEN
Nonstop4h 34m
United Airlines
Mon 7/611:59 pm
DEN
- BOS
Nonstop3h 59m
United Airlines
Deal found 4/30![United Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:55 am
BOS
- COS
1 stop6h 32m
Delta
Mon 8/311:10 am
COS
- BOS
2 stops12h 10m
Delta
Deal found 4/29![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:00 am
BOS
- GUC
1 stop8h 03m
American Airlines
Tue 7/712:45 pm
GUC
- BOS
1 stop9h 14m
American Airlines
Deal found 4/29![American Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:35 am
BOS
- ASE
1 stop7h 44m
Delta
Wed 6/107:36 am
ASE
- BOS
2 stops13h 02m
Delta
Deal found 4/28![Delta logo]()
$398
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:45 am
MHT
- DEN
1 stop5h 55m
Southwest
Wed 9/28:25 am
DEN
- MHT
2 stops7h 10m
Southwest
Deal found 4/30![Southwest logo]()
$380
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:10 pm
BOS
- MTJ
1 stop7h 00m
United Airlines
Thu 5/281:40 pm
MTJ
- BOS
1 stop8h 04m
United Airlines
Deal found 4/30![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/102:27 pm
BOS
- DRO
2 stops9h 48m
American Airlines
Wed 6/1712:57 pm
DRO
- BOS
1 stop9h 02m
American Airlines
Deal found 4/28![American Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:45 am
BOS
- COS
2 stops14h 22m
Delta
Mon 6/296:20 pm
COS
- BOS
1 stop9h 45m
Delta
Deal found 4/28![Delta logo]()
$408
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 6/15:15 am
BOS
- COS
1 stop6h 05m
Southwest
Mon 6/84:55 pm
COS
- BOS
1 stop6h 05m
Southwest
Deal found 5/3![Southwest logo]()
$388
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:35 pm
PWM
- DEN
Nonstop4h 45m
United Airlines
Sat 10/319:50 am
DEN
- PWM
Nonstop3h 59m
United Airlines
Deal found 5/1![United Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:24 pm
BOS
- GJT
1 stop8h 18m
American Airlines
Wed 5/276:55 pm
GJT
- BOS
1 stop9h 15m
American Airlines
Deal found 4/30![American Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:30 am
PWM
- DEN
1 stop7h 40m
Southwest
Wed 6/1712:20 pm
DEN
- PWM
2 stops7h 10m
Southwest
Deal found 4/30![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:30 am
BOS
- COS
1 stop9h 02m
Delta
Mon 7/206:16 pm
COS
- BOS
2 stops12h 46m
Delta
Deal found 5/2![Delta logo]()
$444
Last-minute flights from New Hampshire to ColoradoDiscover last-minute flight deals from New Hampshire to Colorado. Data last updated May 3, 2026 and is based on user searches.
Discover last-minute flight deals from New Hampshire to Colorado. Data last updated May 3, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:15 am
BOS
- DEN
Nonstop4h 48m
United Airlines
Sun 5/1711:59 pm
DEN
- BOS
Nonstop4h 05m
United Airlines
Deal found 4/28![United Airlines logo]()
$222
This Cheapflightsfares deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
BOS
- DEN
1 stop10h 04m
Frontier
Sun 5/177:00 am
DEN
- BOS
1 stop26h 06m
Frontier
Deal found 4/28![Frontier logo]()
$225
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:31 pm
BOS
- DEN
Nonstop4h 42m
JetBlue
Tue 5/1911:28 pm
DEN
- BOS
Nonstop3h 54m
JetBlue
Deal found 4/30![JetBlue logo]()
$217
This JetBlue deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:45 pm
BOS
- DEN
Nonstop4h 52m
JetBlue
Sat 6/610:34 pm
DEN
- BOS
Nonstop3h 53m
JetBlue
Deal found 5/2![JetBlue logo]()
$227
This Cheapflightsfares deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:45 am
BOS
- DEN
Nonstop4h 40m
JetBlue
Fri 7/2411:37 pm
DEN
- BOS
Nonstop3h 53m
JetBlue
Deal found 5/2![JetBlue logo]()
$214
This Cheapflightsfares deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 5/278:44 am
BOS
- DEN
1 stop7h 48m
Frontier
Sun 5/316:03 am
DEN
- BOS
1 stop27h 03m
Frontier
Deal found 5/3![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:44 am
BOS
- DEN
1 stop7h 48m
Frontier
Thu 5/286:03 am
DEN
- BOS
2 stops23h 46m
Frontier
Deal found 5/1![Frontier logo]()
$216
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:15 am
BOS
- DEN
1 stop6h 30m
United Airlines
Tue 6/211:59 pm
DEN
- BOS
Nonstop3h 59m
United Airlines
Deal found 4/30![United Airlines logo]()
$219
This CheapOair deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:00 am
BOS
- DEN
1 stop10h 04m
Multiple Airlines
Mon 7/2711:37 pm
DEN
- BOS
Nonstop3h 53m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
BOS
- DEN
1 stop29h 05m
Frontier
Tue 6/211:54 pm
DEN
- BOS
1 stop23h 30m
Frontier
Deal found 4/28![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
BOS
- DEN
1 stop18h 24m
Frontier
Mon 6/111:54 pm
DEN
- BOS
1 stop23h 30m
Frontier
Deal found 4/30![Frontier logo]()
$218
This CheapOair deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
BOS
- DEN
1 stop10h 04m
Multiple Airlines
Tue 6/210:34 pm
DEN
- BOS
Nonstop3h 55m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$226
One-way flights from New Hampshire to ColoradoSearch for one-way flight options from New Hampshire to Colorado. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
Search for one-way flight options from New Hampshire to Colorado. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
This Frontier deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:44 am
BOS
- DEN
1 stop7h 48m
Frontier
Deal found 4/28![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
BOS
- DEN
1 stop18h 24m
Frontier
Deal found 4/30![Frontier logo]()
$108
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:27 am
BOS
- DEN
1 stop7h 12m
American Airlines
Deal found 4/30![American Airlines logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:07 am
BOS
- DEN
1 stop15h 04m
Frontier
Deal found 4/29![Frontier logo]()
$110
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:09 am
BOS
- DEN
Nonstop4h 51m
United Airlines
Deal found 4/30![United Airlines logo]()
$111
This Super.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:20 am
BOS
- DEN
Nonstop4h 33m
JetBlue
Deal found 4/30![JetBlue logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/99:10 am
BOS
- DEN
2 stops14h 34m
Frontier
Deal found 4/28![Frontier logo]()
$113
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 5/305:15 am
BOS
- COS
1 stop6h 00m
Southwest
Deal found 5/3![Southwest logo]()
$114
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:40 am
BOS
- DEN
Nonstop4h 40m
Delta
Deal found 4/28![Delta logo]()
$114
This American Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:00 am
BOS
- COS
1 stop6h 40m
American Airlines
Deal found 5/1![American Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/812:01 pm
BOS
- DEN
1 stop23h 02m
Frontier
Deal found 4/28![Frontier logo]()
$116
This Super.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:00 am
BOS
- DEN
1 stop10h 00m
Frontier
Deal found 5/2![Frontier logo]()
$117
Find flight deals from New Hampshire to Colorado
Keep the following information in mind while searching for New Hampshire to Colorado flight deals. Data was last updated May 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (American Airlines) |
One-way from | $107 (Frontier) |
Popular in | February |
Cheapest in | November |
Average price | $324 |
Cheapflights Fare Finder
Customize your flight search to find flights from New Hampshire to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 3, 2026.
Use the filters below to find and compare flights from New Hampshire to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Wed 7/15
2:15 pm-8:00 pm
1 stop7h 45m
Denver Intl
Fri 7/17
7:05 pm-1:00 am
Nonstop3h 55m
$229
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Tue 5/26
8:39 pm-11:26 pm
Nonstop4h 47m
Denver Intl
Sat 5/30
3:06 pm-11:21 pm
1 stop6h 15m
$237
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Wed 5/27
7:45 am-10:19 am
Nonstop4h 34m
Denver Intl
Wed 6/3
5:00 pm-12:59 am
1 stop5h 59m
$242
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Wed 7/8
7:27 pm-12:30 am
1 stop7h 03m
Denver Intl
Tue 7/14
11:59 pm-5:58 am
Nonstop3h 59m
$245
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Mon 6/1
5:15 am-7:45 am
Nonstop4h 30m
Denver Intl
Mon 6/8
11:50 pm-8:00 am
1 stop6h 10m
$247
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Wed 5/13
7:40 am-10:20 am
Nonstop4h 40m
Denver Intl
Wed 5/20
11:30 am-5:35 pm
Nonstop4h 05m
$267
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Thu 7/23
6:50 pm-11:55 pm
1 stop7h 05m
Denver Intl
Mon 7/27
7:05 pm-1:00 am
Nonstop3h 55m
$267
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Fri 6/5
6:25 am-8:50 am
Nonstop4h 25m
Denver Intl
Sun 6/7
11:50 pm-9:50 am
1 stop8h 00m
$292
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Thu 5/28
8:39 pm-11:26 pm
Nonstop4h 47m
Denver Intl
Tue 6/2
11:59 pm-5:58 am
Nonstop3h 59m
$309
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Tue 6/9
8:55 am-2:55 pm
2 stops8h 00m
Denver Intl
Tue 6/9
11:50 pm-8:00 am
1 stop6h 10m
$317
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from New Hampshire to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from New Hampshire with our price prediction graph.
BOS-DEN
BOS-COS
BOS-MTJ
PWM-DEN
BOS-GJT
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 New Hampshire to Colorado
USNH-USCO
BOS-DEN
BOS-COS
BOS-MTJ
PWM-DEN
How far ahead should I book a flight from New Hampshire to Colorado?
The best time to book flights from New Hampshire to Colorado is 66 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from New Hampshire to Colorado?
Currently, November is the cheapest month in which you can book a flight from New Hampshire to Colorado (average of $83). Flying from New Hampshire to Colorado in January is currently the most expensive (average of $354). 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.
How much does it cost to fly round-trip from New Hampshire to Colorado?
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated May 3, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from New Hampshire to Colorado. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from New Hampshire to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for New Hampshire to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from New Hampshire to Colorado by cabin class
Find flights from New Hampshire to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New Hampshire and Colorado flights
Browse other New Hampshire and Colorado flight options. Last updated on May 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Colorado
Find the right flight back to New Hampshire after your stay in Colorado
New Hampshire to Colorado flights
Consider these flights traveling from New Hampshire to Colorado.
Top 3 airlines flying from New Hampshire to Colorado
Discover the top 3 airlines that operate flights from New Hampshire to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$456 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$286 | Average$436 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$299 | Average$450 | FlexibilityNo cancel fee | On-time63% |