$125+ Cheap flights from New Hampshire to Denver (DEN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — DEN
Aug 22 — Aug 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from New Hampshire to Denver 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.Cheap flight deals from New Hampshire to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from New Hampshire to DenverExplore the most affordable flight options available from New Hampshire to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
Explore the most affordable flight options available from New Hampshire to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
This CheapOair deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/268:03 pm
BOS
- DEN
Nonstop4h 39m
Multiple Airlines
Sun 8/3011:59 pm
DEN
- BOS
1 stop9h 48m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$228
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/49:32 am
BOS
- DEN
1 stop6h 41m
United Airlines
Sat 8/811:59 pm
DEN
- BOS
Nonstop4h 01m
United Airlines
Deal found 7/21![United Airlines logo]()
$229
This CheapOair deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 9/129:15 am
BOS
- DEN
Nonstop4h 28m
Multiple Airlines
Mon 9/1411:59 pm
DEN
- BOS
1 stop10h 06m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$230
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:10 pm
BOS
- DEN
1 stop8h 10m
Southwest
Tue 9/111:15 am
DEN
- BOS
2 stops8h 05m
Southwest
Deal found 7/22![Southwest logo]()
$231
This CheapOair deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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.
Fri 8/216:30 am
BOS
- DEN
Nonstop4h 33m
Multiple Airlines
Sun 8/2311:59 pm
DEN
- BOS
1 stop9h 48m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$232
This CheapOair deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/256:30 am
BOS
- DEN
Nonstop4h 33m
Multiple Airlines
Sun 9/61:28 pm
DEN
- BOS
1 stop20h 22m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/178:16 pm
BOS
- DEN
Nonstop4h 35m
United Airlines
Sun 9/2011:59 pm
DEN
- BOS
Nonstop4h 00m
United Airlines
Deal found 7/20![United Airlines logo]()
$234
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:50 am
BOS
- DEN
2 stops7h 35m
Southwest
Tue 8/2511:15 am
DEN
- BOS
2 stops8h 55m
Southwest
Deal found 7/20![Southwest logo]()
$235
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 11/47:40 am
BOS
- DEN
Nonstop4h 32m
United Airlines
Sun 11/811:59 pm
DEN
- BOS
Nonstop3h 52m
United Airlines
Deal found 7/22![United Airlines logo]()
$237
This Orbitz deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:10 am
BOS
- DEN
Nonstop4h 45m
Multiple Airlines
Sun 10/259:19 am
DEN
- BOS
1 stop21h 01m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$238
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:16 pm
BOS
- DEN
Nonstop4h 35m
United Airlines
Tue 8/255:47 pm
DEN
- BOS
Nonstop4h 07m
United Airlines
Deal found 7/22![United Airlines logo]()
$239
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 9/35:23 pm
ORH
- DEN
1 stop18h 16m
American Airlines
Sun 9/68:00 am
DEN
- ORH
1 stop6h 58m
American Airlines
Deal found 7/21![American Airlines logo]()
$272
Best flights from New Hampshire to DenverDiscover carefully curated flight deals from New Hampshire to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from New Hampshire to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:50 am
BOS
- DEN
2 stops7h 35m
Southwest
Sat 8/2912:55 pm
DEN
- BOS
1 stop9h 30m
Southwest
Deal found 7/20![Southwest logo]()
$247
This JetBlue deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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.
Tue 8/186:30 am
BOS
- DEN
Nonstop4h 33m
JetBlue
Thu 8/2711:55 pm
DEN
- BOS
1 stop9h 38m
JetBlue
Deal found 7/22![JetBlue logo]()
$254
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/195:23 pm
ORH
- DEN
1 stop20h 30m
American Airlines
Wed 8/268:00 am
DEN
- ORH
1 stop6h 58m
American Airlines
Deal found 7/19![American Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 9/227:45 am
BOS
- DEN
Nonstop4h 37m
United Airlines
Sat 9/264:40 pm
DEN
- BOS
1 stop6h 19m
United Airlines
Deal found 7/19![United Airlines logo]()
$306
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:50 am
BOS
- DEN
2 stops7h 35m
Southwest
Thu 8/275:00 am
DEN
- BOS
2 stops7h 55m
Southwest
Deal found 7/20![Southwest logo]()
$257
This United deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:45 pm
LEB
- DEN
2 stops9h 30m
Multiple Airlines
Tue 8/186:00 am
DEN
- LEB
2 stops10h 22m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 9/35:23 pm
ORH
- DEN
1 stop18h 16m
American Airlines
Sun 9/68:00 am
DEN
- ORH
1 stop6h 58m
American Airlines
Deal found 7/21![American Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 9/105:40 am
BOS
- DEN
Nonstop4h 20m
Southwest
Sat 9/195:20 pm
DEN
- BOS
Nonstop3h 55m
Southwest
Deal found 7/19![Southwest logo]()
$267
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/185:23 pm
ORH
- DEN
1 stop7h 20m
American Airlines
Mon 8/248:00 am
DEN
- ORH
1 stop6h 58m
American Airlines
Deal found 7/19![American Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/258:15 am
BOS
- DEN
1 stop10h 04m
United Airlines
Sat 8/297:45 am
DEN
- BOS
1 stop7h 51m
United Airlines
Deal found 7/22![United Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/48:39 pm
BOS
- DEN
Nonstop4h 47m
United Airlines
Tue 8/185:47 pm
DEN
- BOS
Nonstop4h 07m
United Airlines
Deal found 7/19![United Airlines logo]()
$312
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 9/28:15 am
BOS
- DEN
2 stops8h 35m
Southwest
Sun 9/67:50 am
DEN
- BOS
1 stop6h 30m
Southwest
Deal found 7/21![Southwest logo]()
$286
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/227:20 am
BOS
- DEN
1 stop10h 59m
United Airlines
Fri 9/2511:59 pm
DEN
- BOS
Nonstop4h 01m
United Airlines
Deal found 7/22![United Airlines logo]()
$312
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/101:10 pm
BOS
- DEN
1 stop8h 10m
Southwest
Sun 9/136:35 pm
DEN
- BOS
Nonstop3h 55m
Southwest
Deal found 7/22![Southwest logo]()
$287
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Mon 8/35:16 pm
ORH
- DEN
1 stop7h 09m
American Airlines
Fri 8/78:00 am
DEN
- ORH
1 stop6h 58m
American Airlines
Deal found 7/19![American Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 10/165:00 am
BOS
- DEN
Nonstop4h 30m
Southwest
Fri 10/235:15 pm
DEN
- BOS
Nonstop3h 55m
Southwest
Deal found 7/20![Southwest logo]()
$291
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/168:16 pm
BOS
- DEN
Nonstop4h 35m
United Airlines
Sun 9/2011:59 pm
DEN
- BOS
Nonstop4h 00m
United Airlines
Deal found 7/22![United Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Fri 8/75:23 pm
ORH
- DEN
1 stop7h 20m
American Airlines
Sun 8/98:27 pm
DEN
- ORH
2 stops18h 31m
American Airlines
Deal found 7/21![American Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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.
Fri 8/145:23 pm
ORH
- DEN
1 stop7h 20m
American Airlines
Mon 8/175:03 am
DEN
- ORH
2 stops9h 55m
American Airlines
Deal found 7/23![American Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/263:37 pm
PWM
- DEN
Nonstop4h 33m
United Airlines
Sat 8/299:53 am
DEN
- PWM
Nonstop3h 58m
United Airlines
Deal found 7/22![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/236:15 pm
MHT
- DEN
1 stop6h 10m
Southwest
Sat 9/269:05 am
DEN
- MHT
2 stops10h 10m
Southwest
Deal found 7/22![Southwest logo]()
$338
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/2210:05 am
MHT
- DEN
2 stops9h 15m
Southwest
Sat 9/269:05 am
DEN
- MHT
2 stops10h 10m
Southwest
Deal found 7/22![Southwest logo]()
$343
This American Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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.
Fri 8/145:23 pm
ORH
- DEN
1 stop7h 20m
American Airlines
Sun 8/165:06 am
DEN
- ORH
2 stops33h 52m
American Airlines
Deal found 7/20![American Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/53:37 pm
PWM
- DEN
Nonstop4h 33m
United Airlines
Wed 9/99:53 am
DEN
- PWM
Nonstop3h 58m
United Airlines
Deal found 7/22![United Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/135:23 pm
ORH
- DEN
1 stop22h 55m
American Airlines
Sun 8/165:06 am
DEN
- ORH
2 stops9h 52m
American Airlines
Deal found 7/18![American Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 11/53:10 pm
MHT
- DEN
2 stops9h 55m
Southwest
Thu 11/198:10 am
DEN
- MHT
2 stops8h 30m
Southwest
Deal found 7/23![Southwest logo]()
$356
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 11/103:27 pm
PWM
- DEN
Nonstop4h 54m
United Airlines
Sun 11/1510:11 am
DEN
- PWM
Nonstop3h 51m
United Airlines
Deal found 7/21![United Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 9/812:30 pm
MHT
- DEN
2 stops8h 00m
Southwest
Wed 9/1611:10 am
DEN
- MHT
2 stops8h 45m
Southwest
Deal found 7/23![Southwest logo]()
$356
This Expedia deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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.
Fri 8/72:49 pm
LEB
- DEN
1 stop9h 53m
Multiple Airlines
Tue 8/1111:37 pm
DEN
- LEB
1 stop8h 25m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$800
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/65:23 pm
ORH
- DEN
1 stop18h 16m
American Airlines
Mon 8/105:03 am
DEN
- ORH
2 stops9h 55m
American Airlines
Deal found 7/21![American Airlines logo]()
$431
Last-minute flights from New Hampshire to DenverDiscover last-minute flight deals from New Hampshire to Denver. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from New Hampshire to Denver. Data last updated July 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/49:32 am
BOS
- DEN
1 stop6h 41m
United Airlines
Sat 8/811:59 pm
DEN
- BOS
Nonstop4h 01m
United Airlines
Deal found 7/21![United Airlines logo]()
$229
This American Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/65:23 pm
ORH
- DEN
1 stop18h 16m
American Airlines
Mon 8/108:00 am
DEN
- ORH
1 stop6h 58m
American Airlines
Deal found 7/21![American Airlines logo]()
$272
This Cheapflightsfares deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/1311:59 am
BOS
- DEN
1 stop12h 06m
Frontier
Wed 9/21:38 pm
DEN
- BOS
1 stop20h 12m
Frontier
Deal found 7/22![Frontier logo]()
$240
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/185:08 pm
BOS
- DEN
Nonstop4h 37m
United Airlines
Tue 8/255:47 pm
DEN
- BOS
Nonstop4h 07m
United Airlines
Deal found 7/20![United Airlines logo]()
$234
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:16 pm
BOS
- DEN
Nonstop4h 35m
United Airlines
Sun 8/2311:59 pm
DEN
- BOS
Nonstop4h 00m
United Airlines
Deal found 7/22![United Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:16 pm
BOS
- DEN
Nonstop4h 35m
United Airlines
Tue 8/255:47 pm
DEN
- BOS
Nonstop4h 07m
United Airlines
Deal found 7/22![United Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:00 pm
BOS
- DEN
Nonstop4h 35m
Southwest
Fri 8/2811:50 am
DEN
- BOS
2 stops8h 30m
Southwest
Deal found 7/22![Southwest logo]()
$230
This CheapOair deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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.
Fri 8/216:30 am
BOS
- DEN
Nonstop4h 33m
Multiple Airlines
Sun 8/2311:59 pm
DEN
- BOS
1 stop9h 48m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:50 am
BOS
- DEN
2 stops7h 35m
Southwest
Tue 8/2511:15 am
DEN
- BOS
2 stops8h 55m
Southwest
Deal found 7/20![Southwest logo]()
$235
This CheapOair deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/256:30 am
BOS
- DEN
Nonstop4h 33m
Multiple Airlines
Sun 9/61:28 pm
DEN
- BOS
1 stop20h 22m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$233
This CheapOair deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/268:03 pm
BOS
- DEN
Nonstop4h 39m
Multiple Airlines
Sun 8/3011:59 pm
DEN
- BOS
1 stop9h 48m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$228
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:10 pm
BOS
- DEN
1 stop8h 10m
Southwest
Tue 9/111:15 am
DEN
- BOS
2 stops8h 05m
Southwest
Deal found 7/22![Southwest logo]()
$231
One-way flights from New Hampshire to DenverSearch for one-way flight options from New Hampshire to Denver. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from New Hampshire to Denver. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/1311:59 am
BOS
- DEN
1 stop12h 06m
Frontier
Deal found 7/22![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:28 am
BOS
- DEN
1 stop13h 05m
Frontier
Deal found 7/23![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:45 pm
BOS
- DEN
1 stop11h 20m
Frontier
Deal found 7/19![Frontier logo]()
$128
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 10/75:15 am
BOS
- DEN
Nonstop4h 30m
Southwest
Deal found 7/21![Southwest logo]()
$129
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 9/85:08 pm
BOS
- DEN
Nonstop4h 37m
United Airlines
Deal found 7/18![United Airlines logo]()
$131
This Cheapflightsfares deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Sun 9/67:00 am
BOS
- DEN
Nonstop4h 34m
JetBlue
Deal found 7/21![JetBlue logo]()
$132
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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.
Sun 8/236:30 am
BOS
- DEN
Nonstop4h 33m
JetBlue
Deal found 7/21![JetBlue logo]()
$134
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 9/245:16 pm
ORH
- DEN
1 stop7h 08m
American Airlines
Deal found 7/19![American Airlines logo]()
$134
This Super.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:30 am
BOS
- DEN
Nonstop4h 33m
JetBlue
Deal found 7/22![JetBlue logo]()
$136
This Cheapflightsfares deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/1711:05 am
BOS
- DEN
1 stop29h 53m
Frontier
Deal found 7/22![Frontier logo]()
$137
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/135:23 pm
ORH
- DEN
1 stop18h 16m
American Airlines
Deal found 7/19![American Airlines logo]()
$140
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/2510:05 am
MHT
- DEN
1 stop8h 05m
Southwest
Deal found 7/20![Southwest logo]()
$167
Find flight deals from New Hampshire to Denver
Keep the following information in mind while searching for New Hampshire to Denver flight deals. Data was last updated July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $228 (CheapOair) |
One-way from | $125 (Cheapflightsfares) |
Popular in | June |
Cheapest in | November |
Average price | $389 |
Cheapflights Fare Finder
Customize your flight search to find flights from New Hampshire to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from New Hampshire to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Thu 8/20
5:50 am-11:25 am
2 stops7h 35m
Denver Intl
Sat 8/29
12:55 pm-12:25 am
1 stop9h 30m
$247
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Tue 8/18
6:30 am-9:03 am
Nonstop4h 33m
Denver Intl
Thu 8/27
11:55 pm-11:33 am
1 stop9h 38m
$254
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Thu 8/20
5:50 am-11:25 am
2 stops7h 35m
Denver Intl
Thu 8/27
5:00 am-2:55 pm
2 stops7h 55m
$257
Quickest round-trip
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Thu 9/10
5:40 am-8:00 am
Nonstop4h 20m
Denver Intl
Sat 9/19
5:20 pm-11:15 pm
Nonstop3h 55m
$267
WorcesterDenver
ORH - DEN
ORHDEN
Worcester
Wed 8/19
5:23 pm-11:53 am
1 stop20h 30m
Denver Intl
Wed 8/26
8:00 am-4:58 pm
1 stop6h 58m
$272
WorcesterDenver
ORH - DEN
ORHDEN
Worcester
Thu 9/3
5:23 pm-9:39 am
1 stop18h 16m
Denver Intl
Sun 9/6
8:00 am-4:58 pm
1 stop6h 58m
$272
WorcesterDenver
ORH - DEN
ORHDEN
Worcester
Tue 8/18
5:23 pm-10:43 pm
1 stop7h 20m
Denver Intl
Mon 8/24
8:00 am-4:58 pm
1 stop6h 58m
$272
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Wed 9/2
8:15 am-2:50 pm
2 stops8h 35m
Denver Intl
Sun 9/6
7:50 am-4:20 pm
1 stop6h 30m
$286
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Thu 9/10
1:10 pm-7:20 pm
1 stop8h 10m
Denver Intl
Sun 9/13
6:35 pm-12:30 am
Nonstop3h 55m
$287
BostonDenver
BOS - DEN
BOSDEN
Boston Logan Intl
Fri 10/16
5:00 am-7:30 am
Nonstop4h 30m
Denver Intl
Fri 10/23
5:15 pm-11:10 pm
Nonstop3h 55m
$291
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from New Hampshire to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from New Hampshire with our price prediction graph.
BOS-DEN
ORH-DEN
MHT-DEN
LEB-DEN
PWM-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 New Hampshire to Denver
USNH-DEN
BOS-DEN
ORH-DEN
MHT-DEN
LEB-DEN
What is the cheapest month to book a flight from New Hampshire to Denver?
Currently, September is the cheapest month in which you can book a flight from New Hampshire to Denver (average of $404). Flying from New Hampshire to Denver in July is currently the most expensive (average of $626). 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 Denver?
Airfare is below average for this route at the moment.
New Hampshire to Denver flights typically cost between $462 and $673 in August.The cheapest round-trip price found within the last 5 days was $333 on American Airlines (Aug 13-Aug 18).
How far ahead should I book a flight from New Hampshire to Denver?
Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from New Hampshire to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Related info for your journey
Find useful and relevant information for your journey from New Hampshire to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Black Hawk
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen
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
Denver flight routes
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for New Hampshire to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Search flights from New Hampshire to Denver by cabin class
Find flights from New Hampshire to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
New Hampshire and Denver flights
Browse other New Hampshire and Denver flight options. Last updated on July 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
New Hampshire to Denver flights
Consider these flights traveling from New Hampshire to Denver.
Top 3 airlines flying from New Hampshire to Denver
Discover the top 3 airlines that operate flights from New Hampshire to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$436 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$324 | Average$463 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$358 | Average$476 | FlexibilityNo cancel fee | On-time63% |