Spirit Airlines Houston to Denver Flights

Cheapflightsplus.com will find cheap Spirit Airlines flights from Houston to Denver. Compare airline ticket prices and book air tickets starting from $179 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Spirit Airlines, arrivals and departure details below.

Find Cheap Airfare Houston (TX) — Denver (CO) by Spirit Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in august: one-way - $179, two-way – $307.
Direct flights
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
10:03 am — 4:23 pm
+1 day
10:03 am — 1:06 pm NK1748 Spirit Airlines
Houston — Tampa
22h 41m stop
11:47 am — 2:12 pm SY214 Sun Country Airlines
Tampa — Minneapolis
1h stop
3:12 pm — 4:23 pm SY655 Sun Country Airlines
Minneapolis — Denver
31h 20m
including layover
Find flight
from$215
10:52 am — 3:34 pm
+1 day
10:52 am — 1:57 pm NK1112 Spirit Airlines
Houston — Atlanta
18h 8m stop
8:05 am — 9:42 am SY1628 Sun Country Airlines
Atlanta — Minneapolis
4h 48m stop
2:30 pm — 3:34 pm SY657 Sun Country Airlines
Minneapolis — Denver
29h 42m
including layover
Find flight
from$179
11:02 pm — 9:13 am
+2 days
11:02 pm — 0:25 am NK2395 Spirit Airlines
Houston — Los Angeles
23h 30m stop
11:55 pm — 5:36 am SY430 Sun Country Airlines
Los Angeles — Minneapolis
2h 30m stop
8:06 am — 9:13 am SY651 Sun Country Airlines
Minneapolis — Denver
35h 11m
including layover
Find flight
from$217
11:02 pm — 9:13 am
+2 days
11:02 pm — 0:25 am NK2395 Spirit Airlines
Houston — Los Angeles
17h 30m stop
5:55 pm — 11:29 pm SY426 Sun Country Airlines
Los Angeles — Minneapolis
8h 37m stop
8:06 am — 9:13 am SY651 Sun Country Airlines
Minneapolis — Denver
35h 11m
including layover
Find flight
from$229
1:51 pm — 4:01 pm
+1 day
1:51 pm — 4:57 pm NK2571 Spirit Airlines
Houston — Atlanta
1h 22m stop
6:19 pm — 7:58 pm SY356 Sun Country Airlines
Atlanta — Minneapolis
18h 56m stop
2:54 pm — 4:01 pm SY655 Sun Country Airlines
Minneapolis — Denver
27h 10m
including layover
Find flight
from$269
1:51 pm — 5:27 pm
+1 day
1:51 pm — 4:57 pm NK2571 Spirit Airlines
Houston — Atlanta
1h 23m stop
6:20 pm — 7:55 pm SY356 Sun Country Airlines
Atlanta — Minneapolis
20h 17m stop
4:12 pm — 5:27 pm SY657 Sun Country Airlines
Minneapolis — Denver
28h 36m
including layover
Find flight
from$282
2:18 pm — 3:34 pm
+1 day
2:18 pm — 5:52 pm NK1375 Spirit Airlines
Houston — Orlando
16h 15m stop
10:07 am — 12:36 pm SY352 Sun Country Airlines
Orlando — Minneapolis
1h 54m stop
2:30 pm — 3:34 pm SY657 Sun Country Airlines
Minneapolis — Denver
26h 16m
including layover
Find flight
from$224
2:49 pm — 6:19 pm
+1 day
2:49 pm — 3:56 pm NK1422 Spirit Airlines
Houston — Las Vegas
6h 26m stop
10:22 pm — 11:56 pm NK2909 Spirit Airlines
Las Vegas — Stockton
14h 59m stop
2:55 pm — 6:19 pm G41728 Allegiant Air
Stockton — Denver
28h 30m
including layover
Find flight
from$199
4:25 pm — 6:12 pm
+1 day
4:25 pm — 5:42 pm NK2381 Spirit Airlines
Houston — Las Vegas
12h 53m stop
6:45 am — 8:10 am G425 Allegiant Air
Las Vegas — Stockton
6h 48m stop
2:50 pm — 6:14 pm G41635 Allegiant Air
Stockton — Denver
26h 47m
including layover
Find flight
from$198
4:56 pm — 3:34 pm
+1 day
4:56 pm — 8:03 pm NK966 Spirit Airlines
Houston — Atlanta
12h 2m stop
8:05 am — 9:42 am SY1628 Sun Country Airlines
Atlanta — Minneapolis
4h 48m stop
2:30 pm — 3:34 pm SY657 Sun Country Airlines
Minneapolis — Denver
23h 38m
including layover
Find flight
from$179
5:26 am — 4:03 pm
+1 day
5:26 am — 8:54 am NK2677 Spirit Airlines
Houston — Miami
11h 45m stop
8:39 pm — 10:40 pm G4262 Allegiant Air
Miami — Fletcher
16h 2m stop
2:42 pm — 4:03 pm G4227 Allegiant Air
Fletcher — Denver
35h 37m
including layover
Find flight
from$184
5:26 am — 4:03 pm
+1 day
5:26 am — 8:54 am NK2677 Spirit Airlines
Houston — Miami
7h 49m stop
4:43 pm — 6:44 pm G4512 Allegiant Air
Miami — Fletcher
19h 58m stop
2:42 pm — 4:03 pm G4227 Allegiant Air
Fletcher — Denver
35h 37m
including layover
Find flight
from$190
6:20 am — 3:34 pm
+1 day
6:20 am — 9:25 am NK3155 Spirit Airlines
Houston — Atlanta
22h 40m stop
8:05 am — 9:42 am SY1628 Sun Country Airlines
Atlanta — Minneapolis
4h 48m stop
2:30 pm — 3:34 pm SY657 Sun Country Airlines
Minneapolis — Denver
34h 14m
including layover
Find flight
from$179
6:45 pm — 3:34 pm
+1 day
6:45 pm — 10:57 pm NK3128 Spirit Airlines
Houston — Baltimore
12h 42m stop
12:25 pm — 2:06 pm SY194 Sun Country Airlines
Baltimore — Minneapolis
1h 12m stop
3:48 pm — 4:55 pm SY657 Sun Country Airlines
Minneapolis — Denver
21h 49m
including layover
Find flight
from$206
7:44 pm — 5:26 pm
+1 day
7:44 pm — 11:19 pm NK2085 Spirit Airlines
Houston — Miami
9h 11m stop
8:30 am — 10:31 am G4502 Allegiant Air
Miami — Fletcher
5h 35m stop
4:06 pm — 5:26 pm G41841 Allegiant Air
Fletcher — Denver
22h 42m
including layover
Find flight
from$215
7:44 pm — 4:03 pm
+1 day
7:44 pm — 11:19 pm NK2085 Spirit Airlines
Houston — Miami
10h 28m stop
9:47 am — 11:48 am G4244 Allegiant Air
Miami — Fletcher
2h 54m stop
2:42 pm — 4:03 pm G4227 Allegiant Air
Fletcher — Denver
21h 19m
including layover
Find flight
from$225
8:44 pm — 5:26 pm
+1 day
8:44 pm — 0:20 am NK2067 Spirit Airlines
Houston — Miami
8h 10m stop
8:30 am — 10:31 am G4502 Allegiant Air
Miami — Fletcher
5h 35m stop
4:06 pm — 5:26 pm G41841 Allegiant Air
Fletcher — Denver
21h 42m
including layover
Find flight
from$215
8:45 pm — 3:59 pm
+1 day
8:45 pm — 0:34 am NK1542 Spirit Airlines
Houston — Detroit
10h 41m stop
11:15 am — 12:06 pm SY1908 Sun Country Airlines
Detroit — Minneapolis
2h 42m stop
3:12 pm — 4:23 pm SY655 Sun Country Airlines
Minneapolis — Denver
20h 14m
including layover
Find flight
from$208
9:05 pm — 8:39 am
+1 day
8:48 pm — 10:30 pm NK2168 Spirit Airlines
Houston — Los Angeles
1h 9m stop
11:55 pm — 5:36 am SY430 Sun Country Airlines
Los Angeles — Minneapolis
1h 54m stop
8:42 am — 9:49 am SY651 Sun Country Airlines
Minneapolis — Denver
12h 34m
including layover
Find flight
from$266
9:56 pm — 6:12 pm
+1 day
9:56 pm — 11:14 pm NK2379 Spirit Airlines
Houston — Las Vegas
7h 21m stop
6:45 am — 8:10 am G425 Allegiant Air
Las Vegas — Stockton
6h 48m stop
2:50 pm — 6:14 pm G41635 Allegiant Air
Stockton — Denver
21h 16m
including layover
Find flight
from$198
*Departure and arrival times are local. Last updated on 08/01/2025

Flight Information

There are 146 flights by Spirit Airlines from Houston to Denver every week with departures from Hobby, George Bush, Andrau Airpark, Marriot Astrodome Heliport, David Wayne Hooks, Ellington Field, West Houston, Central Bus. District, Greenway Plaza H/P, Transco Twr Galleria, Park Ten Heliport, Westchase Hilton H/P, Woodlawns, Houston Municipal, Spaceland. All flights arrive at Denver International and Arapahoe Co.

Departures start from 10:03 am to 9:56 pm. Nonstop flight is 8h 30m. The time difference between Houston and Denver is 1h.

  • The fastest flight 8h 30m
  • Average flight time 26h 47m
  • The earliest flight 10:03 am
  • The latest flight 9:56 pm
  • Distance 884 ml

The cheapest months for traveling to Denver are september (from 179 $), june (from 184 $), august (from 199 $).

The most expensive and popular months are may (from 215 $), july (from 208 $), october (from 207 $).

The cheapest flight by Spirit Airlines that our users were able to find is $179. This airfare is economy class on one-way NK3155 flight for September 27, 2025 leaving George Bush in Houston at 6:20 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Spirit Airlines there are other 6 airline carriers between Houston and Denver. Please review schedules and prices from the most popular airlines to find the best airfare deals from Houston to Denver.

Nonstop flights

There are 27 direct flights every day from Houston. Airlines and fares are below:

See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

  • from $97
    Find
  • from $194
    Find
  • AS - Alaska Airlines
    from $219
    Find
  • SY - Sun Country Airlines
    from $157
    Find
  • HA - Hawaiian Airlines
    from $261
    Find
  • G4 - Allegiant Air
    from $118
    Find
See more connecting flights

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How to book an air ticket yourself?
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  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
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  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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