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Cheap Flights to Southwest | Popular Routes to Southwest from HK$1,490

View HK$1,490 flight on Tue, 6 Oct 2026Opens in a new window

Popular airlines to Southwest

  • American Airlines

  • United

  • Delta

  • JetBlue Airways

  • Cape Air

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Cheap round-trip flights to Southwest

Prices were available within the past 7 days and start at HK$1,490 for one-way flights and HK$3,124 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cape Air
Cape Air
Cape Air
Cape Air
Cape Air
Cape Air
Cape Air
Cape Air
Cape Air
American Airlines

Frequently asked questions

How do I find cheap flights to Southwest that have flexible change policies?
It's as easy as counting to three with Expedia. Firstly, enter your travel details and press "Search." Next step? Check the "No change fee" box just below the "Flexible change policies" subheading to the left of your screen. Step 3. Nab your flexible and cheap airfare to Southwest.
Which airlines fly to Southwest?
You can take your pick of a variety of airlines that offer flights into or near Southwest. A few of the best of them are:
  • American Airlines - 65 flights to or near Southwest each month, including 65 flights to Henry E. Rohlsen Airport (STX) per month.
  • Spirit Airlines - 30 flights to or near Southwest each month, including 30 flights to Henry E. Rohlsen Airport (STX) per month.
  • Delta Air Lines - 4 flights to or near Southwest each month, including 4 flights to Henry E. Rohlsen Airport (STX) per month.
How can I find cheap tickets to Southwest?
To score an amazing deal to Southwest, book well ahead. Also use Expedia's "flexible dates" feature above your search results. This will compare prices for similar time frames. In the last seven days, HK$3,124 was the lowest price for a flight to Southwest.
How much is a flight to Southwest?
One-way flights departing from San Juan (SJU) sold for as little as HK$1,490 in the last seven days. During this time, the price of a round-trip journey to Southwest varied between HK$3,124 and HK$5,070. If you spot a deal, book fast — these prices don't wait around for long.
What are the most popular airports to fly into in Southwest?
Zip up your suitcase and fly into Henry E. Rohlsen Airport (STX), Southwest's major flight hub. Book a ticket on one of the 99 flights that touch down at this well-known destination every month.
When is the cheapest time to fly to Southwest?
If you'd prefer to spend your cash enjoying the delights of Southwest rather than on flying there, depart earlier in the week. The cheapest day to travel is generally Tuesday, with Monday coming in second. With many people traveling on weekends, Saturday often has the most expensive fares.
How much is a plane ticket to Southwest?
Prices ranged from just HK$3,124 to HK$5,070 in the last seven days. When you're ready to book, we'll be ready to help you lock in a low-cost flight to Southwest.
What months are the cheapest to book a flight to Southwest?
Grab your ticket in February for the cheapest flights to Southwest. The month of December is usually the most expensive time to purchase a seat.

Book with confidence

About Southwest

Expedia offers flights to Southwest to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Southwest or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Southwest
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