Cheap Flights to Southwest from HK$617

View HK$617 flight on Tue, 19 May 2026Opens in a new window

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Cheap round-trip flights to Southwest

Prices were available within the past 7 days and start at HK$617 for one-way flights and HK$1,545 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 19 Apr - Mon, 20 Apr
AUS
Austin
DEN
Denver
HK$1,545 Return, found 1 day ago
HK$1,545
Return
found 1 day ago
Select Delta flight, departing Sun, 19 Apr from Austin to Denver, returning Mon, 20 Apr, priced at HK$1,545 found 1 day ago
Alaska Airlines
Tue, 10 Mar - Wed, 25 Mar
SFO
San Francisco
DEN
Denver
HK$1,551 Return, found 4 days ago
HK$1,551
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 10 Mar from San Francisco to Denver, returning Wed, 25 Mar, priced at HK$1,551 found 4 days ago
United
Thu, 16 Apr - Wed, 22 Apr
SFO
San Francisco
DEN
Denver
HK$2,093 Return, found 2 days ago
HK$2,093
Return
found 2 days ago
Select United flight, departing Thu, 16 Apr from San Francisco to Denver, returning Wed, 22 Apr, priced at HK$2,093 found 2 days ago
American Airlines
Thu, 16 Apr - Wed, 22 Apr
SFO
San Francisco
DEN
Denver
HK$2,292 Return, found 2 days ago
HK$2,292
Return
found 2 days ago
Select American Airlines flight, departing Thu, 16 Apr from San Francisco to Denver, returning Wed, 22 Apr, priced at HK$2,292 found 2 days ago
Aeromexico
Wed, 15 Apr - Fri, 1 May
CUN
Cancun
DEN
Denver
HK$3,167 Return, found 4 days ago
HK$3,167
Return
found 4 days ago
Select Aeromexico flight, departing Wed, 15 Apr from Cancun to Denver, returning Fri, 1 May, priced at HK$3,167 found 4 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. HK$1,545 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 Austin (AUS) sold for just HK$617 in the last seven days. During this time, the cost of a round-trip fare to Southwest varied between HK$1,545 and HK$5,836. 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 HK$1,545 and HK$5,836. 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.
Flights to Southwest information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Destination city name
Denver
Return price
HK$1,545

Trending flights to Southwest

Prices were available within the past 7 days and start at HK$617 for one-way flights and HK$1,545 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, 20 Oct - Sat, 24 Oct
HKG
Hong Kong SAR
DEN
Denver
HK$5,836 Return, found 7 hours ago
HK$5,836
Return
found 7 hours ago
Select Air Canada flight, departing Tue, 20 Oct from Hong Kong SAR to Denver, returning Sat, 24 Oct, priced at HK$5,836 found 7 hours ago

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