HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Cristobal

$570+ Cheap flights from Boston (BOS) to San Cristobal (SCY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SCY
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to San Cristobal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to San Cristobal

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Cristobal (SCY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 18, 2025.

Round-trip from

$570
(Priceline)
From Boston Logan Intl to San Cristobal
Search Deals

Find flight deals from Boston to San Cristobal

Cheapest flights from Boston to San Cristobal
Explore the most affordable flight options available from Boston to San Cristobal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Priceline deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/29:00 amBOS - SCY
2 stops29h 15mAvianca
Fri 9/1211:25 amSCY - BOS
2 stops17h 50mAvianca
Deal found 6/16$570
This Avianca deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:30 pmBOS - SCY
2 stops16h 09mMultiple Airlines
Sat 10/1111:24 amSCY - BOS
2 stops18h 19mMultiple Airlines
Deal found 6/17$1,088

Cheapflights Fare Finder

Customize your flight search to find flights from Boston to San Cristobal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2025.
Use the filters below to find and compare flights from Boston to San Cristobal that are best for you.

Fly from

Boston

Fly to

San Cristobal

Route

Depart

Return

Price

BostonSan Cristobal

BOS - SCY

BOSSCY

Boston Logan Intl

Tue 9/2

9:00 am-12:15 pm

2 stops29h 15m

San Cristobal

Fri 9/12

11:25 am-7:15 am

2 stops17h 50m

$570

BostonSan Cristobal

BOS - SCY

BOSSCY

Boston Logan Intl

Fri 10/3

8:30 pm-10:39 am

2 stops16h 09m

San Cristobal

Sat 10/11

11:24 am-7:43 am

2 stops18h 19m

$1,088

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Best time to book a flight from Boston to San Cristobal

Have a flexible travel schedule? Discover the best time to fly to San Cristobal from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to San Cristobal

What is the cheapest time of day to fly from BOS to SCY?

Find hourly flight availability from Boston to San Cristobal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

It’s optimal to fly from Boston to San Cristobal at noon. By choosing this option you can save up to 1% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing San Cristobal

Get insights into the airlines that provide service to San Cristobal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Cristobal. Reviews last updated June 18, 2025.
Avianca
6.7
Okay
2,350 reviews

Crew

7.2

Entertainment

5.4

Overall

6.7

Boarding

7.0

Comfort

6.4

Food

5.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,May 2025

GYE - GPS

We could not take this flight… Avianca did not bring us to Guayaquil on time to take it Very bad company
Avianca
6.7
Okay
2,350 reviews
Avianca
6.7
Okay
2,350 reviews

Crew

7.2

Entertainment

5.4

Overall

6.7

Boarding

7.0

Comfort

6.4

Food

5.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,May 2025

GYE - GPS

We could not take this flight… Avianca did not bring us to Guayaquil on time to take it Very bad company

Related info for your journey

Find useful and relevant information for your journey from Boston to San Cristobal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Boston to San Cristobal round-trip?

    According to our current data, Avianca ($570), offers the cheapest pricing from Boston to San Cristobal.

  • Can I find deals for flights from Boston to San Cristobal that include hotel bookings?

    Yes. In addition to deals on Boston to San Cristobal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to San Cristobal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to San Cristobal.

  • Can I find deals for business class flights from Boston to San Cristobal?

    Yes. Cheapflights offers flight deals from Boston to San Cristobal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to San Cristobal

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Baltra flights

Top airline flying from Boston to San Cristobal

Discover the top airline that operate flights from Boston to San Cristobal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$549Average$695FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.