Southwest Airlines Houston to Denver Flights

Return flight: Denver – Houston

Cheapflightsplus.com will find cheap Southwest Airlines flights from Houston to Denver. Compare airline ticket prices and book air tickets starting from $51 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Southwest Airlines, arrivals and departure details below.

Find Cheap Airfare Houston (TX) — Denver (CO) by Southwest 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 march: one-way - $51, two-way – $87.
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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
10:00 am — 1:15 pm
10:00 am — 11:05 am WN329 Southwest Airlines
Houston — Dallas
1h 10m stop
12:15 pm — 1:15 pm WN3130 Southwest Airlines
Dallas — Denver
4h 15m
including layover
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from$123
10:00 am — 1:15 pm
10:00 am — 11:10 am WN16 Southwest Airlines
Houston — Dallas
1h stop
12:10 pm — 1:15 pm WN132 Southwest Airlines
Dallas — Denver
4h 15m
including layover
Find flight
from$160
10:05 pm — 8:37 am
+1 day
10:05 pm — 11:00 pm WN198 Southwest Airlines
Houston — Austin
8h 17m stop
7:17 am — 8:37 am UA1829 United Airlines
Austin — Denver
11h 32m
including layover
Find flight
from$232
10:05 pm — 6:57 am
+1 day
10:05 pm — 11:00 pm WN198 Southwest Airlines
Houston — Austin
6h 30m stop
5:30 am — 6:57 am F9193 Frontier Airlines
Austin — Denver
9h 52m
including layover
Find flight
from$232
11:30 am — 2:40 pm
11:30 am — 12:40 pm WN3665 Southwest Airlines
Houston — Dallas
1h stop
1:40 pm — 2:40 pm WN2668 Southwest Airlines
Dallas — Denver
4h 10m
including layover
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from$104
1:00 pm — 2:30 pm
1:00 pm — 2:30 pm WN769 Southwest Airlines
Houston — Denver
2h 30m
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from$142
2:30 pm — 4:00 pm
2:30 pm — 4:00 pm WN2613 Southwest Airlines
Houston — Denver
2h 30m
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from$91
2:35 pm — 6:40 pm
2:35 pm — 3:45 pm WN4370 Southwest Airlines
Houston — New Orleans
1h stop
4:45 pm — 6:40 pm WN4130 Southwest Airlines
New Orleans — Denver
5h 5m
including layover
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from$321
3:30 pm — 6:45 pm
3:30 pm — 4:35 pm WN3906 Southwest Airlines
Houston — Dallas
1h 10m stop
5:45 pm — 6:45 pm WN3122 Southwest Airlines
Dallas — Denver
4h 15m
including layover
Find flight
from$104
3:30 pm — 4:55 pm
3:30 pm — 4:55 pm WN256 Southwest Airlines
Houston — Denver
2h 25m
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from$142
5:30 pm — 7:05 pm
5:30 pm — 7:05 pm WN267 Southwest Airlines
Houston — Denver
2h 35m
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from$142
6:00 pm — 7:30 pm
6:00 pm — 7:30 pm WN3118 Southwest Airlines
Houston — Denver
2h 30m
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from$91
6:40 am — 8:10 am
6:40 am — 8:10 am WN3251 Southwest Airlines
Houston — Denver
2h 30m
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from$102
7:00 pm — 10:25 pm
7:00 pm — 8:10 pm WN52 Southwest Airlines
Houston — Dallas
1h 5m stop
9:15 pm — 10:25 pm WN104 Southwest Airlines
Dallas — Denver
4h 25m
including layover
Find flight
from$118
7:05 am — 8:40 am
7:05 am — 8:40 am WN770 Southwest Airlines
Houston — Denver
2h 35m
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from$83
7:30 am — 10:30 am
7:30 am — 8:30 am WN6900 Southwest Airlines
Houston — Dallas
50m stop
9:20 am — 10:30 am WN2280 Southwest Airlines
Dallas — Denver
4h
including layover
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from$91
8:35 am — 10:10 am
8:35 am — 10:10 am WN3879 Southwest Airlines
Houston — Denver
2h 35m
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from$122
8:45 am — 10:25 am
8:45 am — 10:25 am WN2036 Southwest Airlines
Houston — Denver
2h 40m
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from$106
9:20 pm — 10:50 pm
9:20 pm — 10:50 pm WN1756 Southwest Airlines
Houston — Denver
2h 30m
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from$91
9:35 pm — 7:20 am
+1 day
9:35 pm — 11:25 pm WN3239 Southwest Airlines
Houston — Lake Saint Louis
6h 30m stop
5:55 am — 7:20 am WN1717 Southwest Airlines
Lake Saint Louis — Denver
10h 45m
including layover
Find flight
from$211
9:40 pm — 11:10 pm
9:40 pm — 11:10 pm WN1378 Southwest Airlines
Houston — Denver
2h 30m
Find flight
from$51
*Departure and arrival times are local. Last updated on 03/21/2025

Flight Information

There are 11 flights by Southwest 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 10:00 am to 9:40 pm. Nonstop flight is 2h 25m. The time difference between Houston and Denver is 1h.

  • The fastest flight 2h 25m
  • Average flight time 2h 30m
  • The earliest flight 10:00 am
  • The latest flight 9:40 pm
  • Distance 884 ml

The cheapest flight by Southwest Airlines that our users were able to find is $51. This airfare is economy class on one-way WN1378 flight for January 8, 2019 leaving Hobby in Houston at 9:40 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Southwest Airlines there are other 9 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 51 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 $56
    Find
  • from $160
    Find
  • from $172
    Find
  • AA - American Airlines
    from $147
    Find
  • AS - Alaska Airlines
    from $208
    Find
  • DL - Delta Air Lines Inc.
    from $125
    Find
  • Y4 - Volaris
    from $427
    Find
  • AM - Aeromexico
    from $435
    Find
  • VB - VivaAerobus
    from $440
    Find
See more connecting flights

How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • 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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