Cheap Flights to Southwest

View AU$82 flight on Tue, 11 Aug 2026Opens in a new window

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Cheap Tickets to Southwest

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 1 Sept - Tue, 22 Sept
LAX
Los Angeles
DEN
Denver
AU$165 Return, found 4 days ago
AU$165
Return
found 4 days ago
Select Delta flight, departing Tue, 1 Sept from Los Angeles to Denver, returning Tue, 22 Sept, priced at AU$165 found 4 days ago
American Airlines
Thu, 10 Sept - Wed, 16 Sept
LAX
Los Angeles
DEN
Denver
AU$183 Return, found 4 days ago
AU$183
Return
found 4 days ago
Select American Airlines flight, departing Thu, 10 Sept from Los Angeles to Denver, returning Wed, 16 Sept, priced at AU$183 found 4 days ago
United
Thu, 3 Sept - Tue, 22 Sept
LAX
Los Angeles
DEN
Denver
AU$295 Return, found 4 days ago
AU$295
Return
found 4 days ago
Select United flight, departing Thu, 3 Sept from Los Angeles to Denver, returning Tue, 22 Sept, priced at AU$295 found 4 days ago
Alaska Airlines
Wed, 2 Dec - Tue, 15 Dec
LAX
Los Angeles
DEN
Denver
AU$361 Return, found 4 days ago
AU$361
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 2 Dec from Los Angeles to Denver, returning Tue, 15 Dec, priced at AU$361 found 4 days ago
JetBlue Airways
Wed, 1 July - Mon, 13 July
JFK
New York
DEN
Denver
AU$550 Return, found 6 days ago
AU$550
Return
found 6 days ago
Select JetBlue Airways flight, departing Wed, 1 July from New York to Denver, returning Mon, 13 July, priced at AU$550 found 6 days ago

Frequently asked questions

How do I find cheap flights to Southwest that have flexible change policies?
By using our convenient "No change fee" filter, that's how. Simply type in your dates and other details, click "Search," then select the box below the "Flexible change policies" subheading (look to the left of your screen). Expedia makes it simple to find cheap, flexible airfares to Southwest.
Which airlines fly to Southwest?
Book a seat with one of these airlines and dynamic Southwest will be all yours to discover:

  • United Airlines - 13 033 flights to or near Southwest each month, including 13 033 flights to Denver Intl. Airport (DEN) per month.
  • Southwest Airlines - 6 339 flights to or near Southwest each month, including 6 339 flights to Denver Intl. Airport (DEN) per month.
  • Frontier Airlines - 1 967 flights to or near Southwest each month, including 1 967 flights to Denver Intl. Airport (DEN) per month.

How can I find cheap tickets to Southwest?
You'll always walk away with an epic deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred flight date, then check the flexible dates box above to see the cheapest prices for nearby days. AU$165 was the best price for a flight to Southwest in the last seven days.
How much is a flight to Southwest?
One-way flights departing from Los Angeles (LAX) sold for just AU$82 in the last seven days. During this time, the cost of a round-trip fare to Southwest varied between AU$165 and AU$1,413. If you spot a deal, grab it quickly — these fares don't stick around.
What are the most popular airports to fly into in Southwest?
Jet into Denver Intl. Airport (DEN) and enjoy all that Southwest has to offer. As the region's primary entry point, about 24 249 flights touch down here every month.
When is the cheapest time to fly to Southwest?
If you'd rather spend your money enjoying the best of Southwest rather than on flying there, jet off earlier in the week. The most cost-effective day to travel is normally Tuesday, with Monday a close second. With many folks travelling over the weekend, Saturday often has the highest airfares.
How much is a plane ticket to Southwest?
In the last seven days, fares to Southwest cost between AU$165 and AU$1,413. Prices usually rise as your travel date nears, so find a cheap flight today.
What months are the cheapest to book a flight to Southwest?
The perfect month to purchase well-priced airfares to Southwest is February. It's worth noting that in the USA, the most expensive time to reserve a ticket is the festive month of December.

Book with confidence

Southwest Flights

Have the time of your life in Southwest

Flying to Southwest is now easier than ever when you use Expedia to book your trip. We’ve got an extensive catalogue of Southwest flight deals, giving you the greatest number of options to choose from. Whether you prefer to fly on weekdays or weekends, in the morning or at night, a quick search on Expedia.com.au will help you find cheap tickets to Southwest in seconds. We even make it simple for you to stick with a certain airline if you’re trying to rack up frequent flyer points.

Tips for flying and packing light

If it’s been a while since you’ve travelled, you might be due for a refresher when it comes to flying. That’s where our helpful blog, Out There Starts Here, comes in. Wondering whether to pack for fine dining or more casual eats? Or whether you really need to bring a jacket? Written by seasoned travel experts, the articles on our blog provide you with the latest details about certain destinations, so you know just what to expect. Check out some of our recent articles for the smartest ways to see the sights.

Fly for less when you bundle airfare and accommodation

Our already low airfares are even more affordable when you bundle your flights with a stay at one of the hotels in Southwest. By booking all of your travel plans with us, you’ll save time and money, and enjoy the convenience of having all of your arrangements in one place.

Get the power of planning in the palm of your hand

Booking your trip to Southwest, Denver has never been easier than when you use our mobile app to plan your dream getaway. The Expedia App is available on both Android and iOS, allowing you to reserve flights and hotels at any time of day, no matter what kind of phone you use. You’ll also get exclusive offers, receive flight updates, and can earn extra points. Wherever you are, the Expedia App helps you get where you want to be.

Join the Expedia Rewards Program

If you enjoy the finer things in life, sign up for our rewards program to receive exclusive benefits when you book with us. Expedia Rewards opens the door to member-only deals, +VIP Access hotel benefits, and earning Expedia Rewards points, that you can redeem your way. You’ll also get access to Unreal Deals that could save you the price of a plane ticket to Southwest when bundled with your accommodation.

What are you waiting for?

Expedia.com.au helps you find cheap flights to Southwest AU$165. So why wait another second to begin planning your trip? Start your search right now, and you could be boarding the next Southwest-bound flight. Bon voyage!

Southwest Flights

Travel information

Destination airport
Denver Intl.
Destination airport IATA code
DEN
Destination city name
Denver
Return price
AU$165

Trending flights to Southwest

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 29 Mar - Tue, 13 Apr
SYD
Sydney
DEN
Denver
AU$1,413 Return, found 21 hours ago
AU$1,413
Return
found 21 hours ago
Select Air Canada flight, departing Mon, 29 Mar from Sydney to Denver, returning Tue, 13 Apr, priced at AU$1,413 found 21 hours ago

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