Cheap Flights to Sierra from HK$2,062

View HK$2,062 flight on Thu, 12 Mar 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$2,062 for one-way flights and HK$3,336 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Wed, 8 Apr - Thu, 23 Apr
MEX
Mexico City
UIO
Quito
HK$3,336 Return, found 10 hours ago
HK$3,336
Return
found 10 hours ago
Select Aeromexico flight, departing Wed, 8 Apr from Mexico City to Quito, returning Thu, 23 Apr, priced at HK$3,336 found 10 hours ago
Copa
Fri, 28 Nov - Mon, 1 Dec
MEX
Mexico City
UIO
Quito
HK$4,442 Return, found 2 days ago
HK$4,442
Return
found 2 days ago
Select Copa flight, departing Fri, 28 Nov from Mexico City to Quito, returning Mon, 1 Dec, priced at HK$4,442 found 2 days ago
LATAM Airlines Group
Fri, 26 Jun - Sat, 4 Jul
EZE
Buenos Aires
UIO
Quito
HK$4,978 Return, found 4 days ago
HK$4,978
Return
found 4 days ago
Select LATAM Airlines Group flight, departing Fri, 26 Jun from Buenos Aires to Quito, returning Sat, 4 Jul, priced at HK$4,978 found 4 days ago
Delta
Sat, 31 Jan - Sun, 15 Feb
LHR
London
UIO
Quito
HK$7,471 Return, found 1 day ago
HK$7,471
Return
found 1 day ago
Select Delta flight, departing Sat, 31 Jan from London to Quito, returning Sun, 15 Feb, priced at HK$7,471 found 1 day ago
American Airlines
Sat, 31 Jan - Sun, 15 Feb
LHR
London
UIO
Quito
HK$7,961 Return, found 1 day ago
HK$7,961
Return
found 1 day ago
Select American Airlines flight, departing Sat, 31 Jan from London to Quito, returning Sun, 15 Feb, priced at HK$7,961 found 1 day 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$3,336 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$3,336 and HK$13,037 in the last seven days. For one-way journeys leaving from Mexico City (MEX), the lowest price during this period was HK$2,062.
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$3,336 and HK$13,037. 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.

Travel information

Destination airport
Mariscal Sucre Intl.
Destination airport IATA code
UIO
Destination city name
Quito
Return price
HK$3,336

Trending flights to Sierra

Prices were available within the past 7 days and start at HK$2,062 for one-way flights and HK$3,336 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Mon, 24 Nov - Thu, 27 Nov
HKG
Hong Kong SAR
UIO
Quito
HK$13,037 Return, found 1 day ago
HK$13,037
Return
found 1 day ago
Select Qatar Airways flight, departing Mon, 24 Nov from Hong Kong SAR to Quito, returning Thu, 27 Nov, priced at HK$13,037 found 1 day ago

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