Cheap Flights to Western United States from HK$380

View HK$380 flight on Tue, 17 Mar 2026Opens in a new window

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Cheap round-trip flights to Western United States

Prices were available within the past 7 days and start at HK$380 for one-way flights and HK$771 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 23 Apr - Wed, 29 Apr
SFO
San Francisco
SEA
Seattle
HK$771 Return, found 14 hours ago
HK$771
Return
found 14 hours ago
Select Delta flight, departing Thu, 23 Apr from San Francisco to Seattle, returning Wed, 29 Apr, priced at HK$771 found 14 hours ago
Alaska Airlines
Tue, 28 Apr - Wed, 13 May
SFO
San Francisco
LAS
Las Vegas
HK$922 Return, found 1 day ago
HK$922
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 28 Apr from San Francisco to Las Vegas, returning Wed, 13 May, priced at HK$922 found 1 day ago
United
Sat, 25 Apr - Sat, 2 May
SFO
San Francisco
LAX
Los Angeles
HK$1,104 Return, found 4 days ago
HK$1,104
Return
found 4 days ago
Select United flight, departing Sat, 25 Apr from San Francisco to Los Angeles, returning Sat, 2 May, priced at HK$1,104 found 4 days ago
American Airlines
Wed, 6 May - Sat, 9 May
SFO
San Francisco
LAX
Los Angeles
HK$1,233 Return, found 2 days ago
HK$1,233
Return
found 2 days ago
Select American Airlines flight, departing Wed, 6 May from San Francisco to Los Angeles, returning Sat, 9 May, priced at HK$1,233 found 2 days ago
Air Canada
Fri, 26 Jun - Thu, 16 Jul
HKG
Hong Kong SAR
SEA
Seattle
HK$4,152 Return, found 4 hours ago
HK$4,152
Return
found 4 hours ago
Select Air Canada flight, departing Fri, 26 Jun from Hong Kong SAR to Seattle, returning Thu, 16 Jul, priced at HK$4,152 found 4 hours ago

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Los Angeles Intl. LAX. Flights from HK$3,475
LAX
Los Angeles Intl.
Flights from HK$3,475
Select flight to San Francisco Intl. SFO. Cheapest option available. Flights from HK$3,249
SFO
San Francisco Intl.
Cheapest
Flights from HK$3,249
Select flight to Sky Harbor Intl. PHX. Flights from HK$4,786
PHX
Sky Harbor Intl.
Flights from HK$4,786

Frequently asked questions

How do I find cheap flights to Western United States that have flexible change policies?
When it comes to traveling these days, flexibility is important. That's why we have a "No change fee" filter to help you track down flexible, affordable airfares to Western United States. It's on the left of your screen under the "Flexible change policies" subheading.
Which airlines fly to Western United States?
A good selection of airlines fly to destinations in or near Western United States. Your next big adventure is just clicks away with these leading carriers:

  • United Airlines - 26,963 flights to or near Western United States each month, including 13,033 flights to Denver Intl. Airport (DEN) and 5,914 flights to San Francisco Intl. Airport (SFO) per month.
  • Southwest Airlines - 23,599 flights to or near Western United States each month, including 6,339 flights to Denver Intl. Airport (DEN) and 6,162 flights to McCarran Intl. Airport (LAS) per month.
  • Delta Air Lines - 20,908 flights to or near Western United States each month, including 6,400 flights to Salt Lake City Intl. Airport (SLC) and 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) per month.

How can I find cheap tickets to Western United States?
Book ahead of time, fly with budget airlines, use miles or points — you're not short of ways! Another one is to make use of Expedia's "flexible dates" feature. Search for a Western United States flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Western United States was HK$771.
How much is a flight to Western United States?
If you were journeying one way from San Francisco (SFO), you could've locked in a cheap seat for HK$380 in the last seven days. Round-trip flights to Western United States ranged from only HK$771 to HK$4,152 during this same period.
What are the most popular airports to fly into in Western United States?
You've got choices aplenty in Western United States. Once you've figured out where you're headed in the region, picking one of these popular airports will be a total breeze:

  • Denver Intl. Airport (DEN) - 24,249 flights per month.
  • Los Angeles Intl. Airport (LAX) - 16,630 flights per month.
  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.

When is the cheapest time to fly to Western United States?
Consider travelling early on in the week to score a bargain fare to Western United States. Tuesday is normally the most affordable day to take off, with Monday running a close second. Saturday often has the most expensive ticket prices. This is because lots of travellers like to start their getaway on a weekend.
How much is a plane ticket to Western United States?
In the last seven days, journeys to Western United States varied between HK$771 and HK$4,152. Prices depend on a number of things, particularly the time of departure, airline, cabin class and when the fare is booked.
What months are the cheapest to book a flight to Western United States?
The best month to secure a great deal to Western United States is February, whereas prices are at their highest in December. Keep clear of this month if you want to save your dollars.

Travel information

Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Return price
HK$4,152

Trending flights to Western United States

Prices were available within the past 7 days and start at HK$380 for one-way flights and HK$771 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, 26 Jun - Thu, 16 Jul
HKG
Hong Kong SAR
SEA
Seattle
HK$4,152 Return, found 4 hours ago
HK$4,152
Return
found 4 hours ago
Select Air Canada flight, departing Fri, 26 Jun from Hong Kong SAR to Seattle, returning Thu, 16 Jul, priced at HK$4,152 found 4 hours ago
*Available to Expedia members.