Find cheap Southwest flights to Denver
CMH — DEN
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Cheapest Southwest flights from USA to DenverExplore the most affordable Southwest flight options available from USA to Denver. Find the lowest fares with prices last updated on July 27, 2026.
Explore the most affordable Southwest flight options available from USA to Denver. Find the lowest fares with prices last updated on July 27, 2026.
This Southwest deal was found by Cheapflights users on 7/27. 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 8/206:45 am
HOU
- DEN
Nonstop2h 25m
Southwest
Mon 8/248:50 pm
DEN
- HOU
Nonstop2h 25m
Southwest
Deal found 7/27![Southwest logo]()
$177
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.
Sat 8/297:40 pm
HOU
- DEN
Nonstop2h 35m
Southwest
Sun 9/67:10 am
DEN
- HOU
Nonstop2h 20m
Southwest
Deal found 7/23![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 7/27. 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 8/246:45 am
HOU
- DEN
Nonstop2h 25m
Southwest
Tue 8/252:20 pm
DEN
- HOU
1 stop4h 20m
Southwest
Deal found 7/27![Southwest logo]()
$183
Best Southwest flights from USA to DenverDiscover carefully curated Southwest flight deals from USA to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated Southwest flight deals from USA to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This Southwest deal was found by Cheapflights users on 7/24. 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 9/26:45 am
HOU
- DEN
Nonstop2h 25m
Southwest
Wed 9/22:20 pm
DEN
- HOU
1 stop4h 20m
Southwest
Deal found 7/24![Southwest logo]()
$183
This Southwest deal was found by Cheapflights users on 7/27. 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 1/96:40 am
HOU
- DEN
Nonstop2h 35m
Southwest
Sat 1/165:40 am
DEN
- HOU
1 stop5h 15m
Southwest
Deal found 7/27![Southwest logo]()
$183
This Southwest deal was found by Cheapflights users on 7/24. 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 8/207:55 am
HOU
- DEN
Nonstop2h 30m
Southwest
Mon 8/248:20 am
DEN
- HOU
1 stop4h 35m
Southwest
Deal found 7/24![Southwest logo]()
$187
Direct Southwest flights from USA to DenverExplore non-stop Southwest flight options from USA to Denver based on user searches, and compare prices and availability for your desired travel dates. Data last updated July 27, 2026.
Explore non-stop Southwest flight options from USA to Denver based on user searches, and compare prices and availability for your desired travel dates. Data last updated July 27, 2026.
This Southwest deal was found by Cheapflights users on 7/27. 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 8/207:55 am
HOU
- DEN
Nonstop2h 30m
Southwest
Mon 8/248:50 pm
DEN
- HOU
Nonstop2h 25m
Southwest
Deal found 7/27![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 7/27. 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 9/28:35 pm
HOU
- DEN
Nonstop2h 30m
Southwest
Sun 9/67:10 am
DEN
- HOU
Nonstop2h 20m
Southwest
Deal found 7/27![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 pm
HOU
- DEN
Nonstop2h 45m
Southwest
Fri 9/114:45 pm
DEN
- HOU
Nonstop2h 25m
Southwest
Deal found 7/27![Southwest logo]()
$187
Last-minute Southwest flights from USA to DenverDiscover last-minute Southwest flight deals from USA to Denver. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute Southwest flight deals from USA to Denver. Data last updated July 27, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/27. 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 8/206:45 am
HOU
- DEN
Nonstop2h 25m
Southwest
Mon 8/248:50 pm
DEN
- HOU
Nonstop2h 25m
Southwest
Deal found 7/27![Southwest logo]()
$177
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.
Sat 8/297:40 pm
HOU
- DEN
Nonstop2h 35m
Southwest
Sun 9/67:10 am
DEN
- HOU
Nonstop2h 20m
Southwest
Deal found 7/23![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 7/27. 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 8/246:45 am
HOU
- DEN
Nonstop2h 25m
Southwest
Tue 8/252:20 pm
DEN
- HOU
1 stop4h 20m
Southwest
Deal found 7/27![Southwest logo]()
$183
One-way Southwest flights to DenverSearch for one-way Southwest flight options to Denver. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
Search for one-way Southwest flight options to Denver. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This Southwest deal was found by Cheapflights users on 7/24. 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 8/174:20 pm
HOU
- DEN
Nonstop2h 35m
Southwest
Deal found 7/24![Southwest logo]()
$89
This Southwest deal was found by Cheapflights users on 7/27. 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 9/262:40 pm
HOU
- DEN
1 stop5h 10m
Southwest
Deal found 7/27![Southwest logo]()
$94
This Southwest deal was found by Cheapflights users on 7/26. 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 12/26:40 am
ATL
- DEN
Nonstop3h 15m
Southwest
Deal found 7/26![Southwest logo]()
$99
Flights to Denver with Southwest at a glance
Find detailed information about Southwest flights from USA to Denver. Explore the options provided by Southwest to plan your journey from USA to Denver. Data last updated July 27, 2026.
Cheapflights Insights
Find cheap Southwest flights to Denver
US0-DEN
HOU-DEN
ATL-DEN
How long is the flight to Denver with Southwest?
On average, Southwest flights from the United States to Denver take 3 hours 4 minutes. Flights to Denver from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.
Southwest weekly flight availability to Denver
The most flights to Denver operated by Southwest are scheduled on a Thursday (283 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (239 on average).
When is the best time to book a flight to Denver with Southwest?
The best time to book a flight to Denver with Southwest is 34 days before departure. On average, fares are higher if you book 2 days before departure.
When is the cheapest time to fly to Denver with Southwest?
Users looking for the cheapest Southwest fares to Denver should consider flying on Thursday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at noon, when prices are usually at their highest.
FAQs about flights to Denver with Southwest
Reviews of Southwest
See what Cheapflights users have to say about their Southwest experience.
Overview
Reviews
Southwest
4,229 reviews
Overview
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Recent reviews
10.0
|Jul 2026Good
8.0
|Jun 2026One delay in a 2 layover flight=a good trip. The crew was great.
6.0
|Jun 2026The seats were super cramped and couldn’t move without hitting other passengers
8.0
|Jun 2026The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
10.0
|Jun 2026On time and no problems
1 out of 1410
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