Cheap Flights to Sierra from HK$736

View HK$736 flight on Fri, 29 May 2026Opens in a new window

Flight 1

Popular airlines

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  • American Airlines

  • Delta

  • United

  • Air Canada

  • Copa

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Cheap round-trip flights to Sierra

Prices were available within the past 7 days and start at HK$736 for one-way flights and HK$1,495 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Mon, 25 May - Fri, 29 May
GYE
Guayaquil
UIO
Quito
HK$1,495 Return, just found
HK$1,495
Return
just found
Select LATAM Airlines Group flight, departing Mon, 25 May from Guayaquil to Quito, returning Fri, 29 May, priced at HK$1,495 just found
avianca
Sat, 23 May - Sat, 30 May
GYE
Guayaquil
UIO
Quito
HK$1,723 Return, found 1 day ago
HK$1,723
Return
found 1 day ago
Select avianca flight, departing Sat, 23 May from Guayaquil to Quito, returning Sat, 30 May, priced at HK$1,723 found 1 day ago
Delta
Thu, 21 Jan - Sun, 7 Feb
MAD
Madrid
UIO
Quito
HK$6,599 Return, found 5 days ago
HK$6,599
Return
found 5 days ago
Select Delta flight, departing Thu, 21 Jan from Madrid to Quito, returning Sun, 7 Feb, priced at HK$6,599 found 5 days ago
Air Canada
Tue, 8 Sept - Tue, 15 Sept
BCN
Barcelona
UIO
Quito
HK$7,708 Return, found 23 hours ago
HK$7,708
Return
found 23 hours ago
Select Air Canada flight, departing Tue, 8 Sept from Barcelona to Quito, returning Tue, 15 Sept, priced at HK$7,708 found 23 hours ago
American Airlines
Thu, 1 Oct - Fri, 9 Oct
MAD
Madrid
UIO
Quito
HK$7,900 Return, found 1 day ago
HK$7,900
Return
found 1 day ago
Select American Airlines flight, departing Thu, 1 Oct from Madrid to Quito, returning Fri, 9 Oct, priced at HK$7,900 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$1,495 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$1,495 and HK$13,430 in the last seven days. For one-way journeys leaving from Guayaquil (GYE), the lowest price during this period was HK$736.
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$1,495 and HK$13,430. 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$1,495

Trending flights to Sierra

Prices were available within the past 7 days and start at HK$736 for one-way flights and HK$1,495 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Tue, 23 Feb - Tue, 16 Mar
HKG
Hong Kong SAR
UIO
Quito
HK$13,430 Return, found 2 days ago
HK$13,430
Return
found 2 days ago
Select LATAM Airlines Group flight, departing Tue, 23 Feb from Hong Kong SAR to Quito, returning Tue, 16 Mar, priced at HK$13,430 found 2 days ago
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