Cheap Flights to Sierra from HK$5,380

View HK$5,380 flight on Sun, 3 May 2026Opens in a new window

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Cheap round-trip flights to Sierra

Prices were available within the past 7 days and start at HK$5,380 for one-way flights and HK$12,997 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Wed, 6 May - Thu, 14 May
HKG
Hong Kong SAR
UIO
Quito
HK$12,997 Return, found 4 days ago
HK$12,997
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 6 May from Hong Kong SAR to Quito, returning Thu, 14 May, priced at HK$12,997 found 4 days ago
LATAM Airlines Group
Fri, 13 Nov - Thu, 3 Dec
HKG
Hong Kong SAR
UIO
Quito
HK$13,403 Return, found 4 hours ago
HK$13,403
Return
found 4 hours ago
Select LATAM Airlines Group flight, departing Fri, 13 Nov from Hong Kong SAR to Quito, returning Thu, 3 Dec, priced at HK$13,403 found 4 hours ago
United
Thu, 12 Nov - Thu, 3 Dec
HKG
Hong Kong SAR
UIO
Quito
HK$13,493 Return, found 7 hours ago
HK$13,493
Return
found 7 hours ago
Select United flight, departing Thu, 12 Nov from Hong Kong SAR to Quito, returning Thu, 3 Dec, priced at HK$13,493 found 7 hours ago
Korean Air
Tue, 1 Sept - Wed, 30 Sept
HKG
Hong Kong SAR
UIO
Quito
HK$14,549 Return, found 4 days ago
HK$14,549
Return
found 4 days ago
Select Korean Air flight, departing Tue, 1 Sept from Hong Kong SAR to Quito, returning Wed, 30 Sept, priced at HK$14,549 found 4 days ago
Delta
Thu, 10 Dec - Mon, 4 Jan
HKG
Hong Kong SAR
UIO
Quito
HK$14,583 Return, found 4 hours ago
HK$14,583
Return
found 4 hours ago
Select Delta flight, departing Thu, 10 Dec from Hong Kong SAR to Quito, returning Mon, 4 Jan, priced at HK$14,583 found 4 hours ago

Frequently asked questions

How do I find cheap flights to Sierra that have flexible change policies?
At Expedia, we've been channeling our inner yogi to give you the most flexible fares on the market. Just check the "No change fee" box directly below the "Flexible change policies" heading to find your dream flight to Sierra.
Which airlines fly to Sierra?
Dig out your passport, pack your bags and select from these quality airlines that service Sierra:

  • American Airlines - 60 flights to or near Sierra each month, including 60 flights to Mariscal Sucre Intl. Airport (UIO) per month.
  • LATAM Airlines - 30 flights to or near Sierra each month, including 30 flights to Mariscal Sucre Intl. Airport (UIO) per month.
  • United Airlines - 30 flights to or near Sierra each month, including 30 flights to Mariscal Sucre Intl. Airport (UIO) per month.

How can I find cheap tickets to Sierra?
To get your hands on a great deal to Sierra, book well ahead of time. Also use Expedia's "flexible dates" feature at the top of your search results. This will list the cheapest prices for similar time frames. In the last seven days, HK$12,997 was the best price for a flight to Sierra.
How much is a flight to Sierra?
You could have nabbed a round-trip airfare to Sierra from anywhere between HK$12,997 and HK$14,583 in the last seven days. For one-way journeys leaving from Hong Kong SAR (HKG), the lowest price during this period was HK$5,380.
What are the most popular airports to fly into in Sierra?
A major entryway to Sierra, around 203 flights touch down at Mariscal Sucre Intl. Airport (UIO) every month. Search for an awesome deal, reserve your fare and get set to enjoy the best of this wonderful region.
When is the cheapest time to fly to Sierra?
Depart for Sierra earlier in the week and you'll usually be rewarded with lower-priced fares. Tuesday is known for being the cheapest day to get on a plane, followed by Monday. If you'd like to avoid the priciest flights, keep clear of Saturdays.
How much is a plane ticket to Sierra?
In the last seven days, fares to Sierra varied between HK$12,997 and HK$14,583. Prices rise as your travel date nears, so land yourself an awesome deal today.
What months are the cheapest to book a flight to Sierra?
The perfect month to purchase affordable fares to Sierra is February. Remember that in the United States, an expensive time to book a ticket is the busy month of December.
Flights to Sierra information
Destination airport
Mariscal Sucre Intl.
Destination airport IATA code
UIO
Destination city name
Quito
Return price
HK$7,993

Trending flights to Sierra

Prices were available within the past 7 days and start at HK$5,380 for one-way flights and HK$12,997 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Wed, 6 May - Thu, 14 May
HKG
Hong Kong SAR
UIO
Quito
HK$12,997 Return, found 4 days ago
HK$12,997
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 6 May from Hong Kong SAR to Quito, returning Thu, 14 May, priced at HK$12,997 found 4 days ago
*Available to Expedia members.