A large rock formation with a distinct peak and a smaller peak to the right, surrounded by water.

Cheap Flights to San Cristóbal | Popular Routes to San Cristóbal from HK$2,955

View HK$2,955 flight on Thu, 27 Aug 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to San Cristóbal

  • Avianca

  • LATAM Airlines Group

  • Iberia

  • Aeromexico

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to San Cristóbal

Prices were available within the past 7 days and start at HK$2,955 for one-way flights and HK$4,662 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$4,662 Return, found 1 day ago
HK$4,662
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$4,662 found 1 day ago
avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$4,674 Return, found 1 day ago
HK$4,674
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$4,674 found 1 day ago
avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$4,798 Return, found 1 day ago
HK$4,798
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$4,798 found 1 day ago
avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$4,812 Return, found 1 day ago
HK$4,812
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$4,812 found 1 day ago
avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$4,905 Return, found 1 day ago
HK$4,905
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$4,905 found 1 day ago
avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$4,917 Return, found 1 day ago
HK$4,917
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$4,917 found 1 day ago
avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$4,952 Return, found 1 day ago
HK$4,952
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$4,952 found 1 day ago
avianca
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$5,041 Return, found 1 day ago
HK$5,041
Return
found 1 day ago
Select avianca flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$5,041 found 1 day ago
United
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$5,874 Return, found 1 day ago
HK$5,874
Return
found 1 day ago
Select United flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$5,874 found 1 day ago
LATAM Airlines Group
Thu, 27 Aug - Fri, 4 Sept
BOS
Boston
GPS
Santa Cruz Island
HK$13,110 Return, found 1 day ago
HK$13,110
Return
found 1 day ago
Select LATAM Airlines Group flight, departing Thu, 27 Aug from Boston to Santa Cruz Island, returning Fri, 4 Sept, priced at HK$13,110 found 1 day ago

Frequently asked questions

How do I find cheap flights to San Cristóbal that have flexible change policies?
Search for cheap flights to San Cristóbal, then select "No change fee" underneath the "Flexible change policies" heading. It really is that simple. We appreciate that travel plans can change and flexibility matters, so book with confidence with Expedia.
How can I find cheap tickets to San Cristóbal?
Book well ahead of time, consider alternative airports, use frequent flyer miles — there are lots of ways! Another one is to use Expedia's "flexible dates" feature. Find a San Cristóbal flight, then check out the cheapest prices for nearby dates. In the last seven days, the best price for a flight to San Cristóbal was HK$4,662.
How much is a flight to San Cristóbal?
You could have locked in a return flight to San Cristóbal from anywhere between HK$4,662 and HK$13,110 in the last seven days. For one-way journeys taking off from Boston (BOS), the lowest price during this period was HK$2,955.
When is the cheapest time to fly to San Cristóbal?
If you're not set on what date you jet off to San Cristóbal, try to leave early in the week. The cheapest day to take off is usually Tuesday, followed closely by Monday. Saturday is typically the most expensive day, with a lot of people preferring to fly on the weekend.
How much is a plane ticket to San Cristóbal?
Fares ranged anywhere from HK$4,662 to HK$13,110 over the last seven days. When you're ready to book, we'll help you land a great deal to San Cristóbal.
What months are the cheapest to book a flight to San Cristóbal?
February is a great month to grab a bargain fare to San Cristóbal. Be aware that the priciest time to book a ticket in the States isn't the middle of summer, but the festive month of December.

Book with confidence

About San Cristóbal

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