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San Cristobal

$731+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SCY
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Cheap 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 March 17, 2026.

This Justfly.com deal was found by Cheapflights users on 3/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:53 pm
BOS
-
SCY
2 stops18h 22m
Multiple Airlines
Mon 4/131:05 pm
SCY
-
BOS
3 stops16h 05m
Multiple Airlines
Deal found 3/16$731
This Avianca deal was found by Cheapflights users on 3/15. 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.
Mon 4/137:39 pm
BOS
-
SCY
2 stops18h 36m
Multiple Airlines
Tue 4/211:05 pm
SCY
-
BOS
2 stops16h 35m
Multiple Airlines
Deal found 3/15$793
This LATAM Airlines deal was found by Cheapflights users on 3/12. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:00 pm
BOS
-
SCY
2 stops20h 58m
LATAM Airlines
Wed 9/3010:30 am
SCY
-
BOS
3 stops26h 17m
LATAM Airlines
Deal found 3/12$834
This Avianca deal was found by Cheapflights users on 3/12. 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.
Thu 5/78:15 pm
BOS
-
SCY
2 stops16h 25m
Multiple Airlines
Wed 5/131:05 pm
SCY
-
BOS
2 stops16h 05m
Multiple Airlines
Deal found 3/12$836
This Avianca deal was found by Cheapflights users on 3/14. 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.
Mon 9/284:50 pm
BOS
-
SCY
3 stops21h 25m
Avianca
Wed 9/301:05 pm
SCY
-
BOS
2 stops16h 05m
Avianca
Deal found 3/14$862

Find 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 March 17, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$731
(Justfly.com)
Provider with most accurate pricing for Boston Logan Intl-San Cristobal flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-San Cristobal flights.
Search Deals
From Boston Logan Intl to San Cristobal
Search Deals

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 March 17, 2026.
Use the filters below to find and compare flights from Boston to San Cristobal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSan Cristobal

BOS - SCY

BOSSCY

Boston Logan Intl

Mon 4/6

7:53 pm-12:15 pm

2 stops18h 22m

San Cristobal

Mon 4/13

1:25 pm-7:10 am

2 stops15h 45m

$766

BostonSan Cristobal

BOS - SCY

BOSSCY

Boston Logan Intl

Mon 4/13

7:39 pm-12:15 pm

2 stops18h 36m

San Cristobal

Tue 4/21

1:05 pm-7:40 am

2 stops16h 35m

$793
Quickest round-trip

BostonSan Cristobal

BOS - SCY

BOSSCY

Boston Logan Intl

Thu 5/7

8:15 pm-10:40 am

2 stops16h 25m

San Cristobal

Wed 5/13

1:05 pm-7:10 am

2 stops16h 05m

$836

BostonSan Cristobal

BOS - SCY

BOSSCY

Boston Logan Intl

Fri 4/17

8:15 pm-10:50 am

2 stops16h 35m

San Cristobal

Sat 4/25

11:35 am-7:40 am

2 stops18h 05m

$1,234

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Boston-San Cristobal flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Boston-San Cristobal flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Boston-San Cristobal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-San Cristobal flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-San Cristobal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 March 17, 2026.
Read reviews from past customers who have flown Avianca from Boston to San Cristobal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Avianca
6.5
Okay
2,499 reviews

Entertainment

5.4

Boarding

6.9

Crew

7.2

Comfort

6.2

Food

5.0

Overall

6.5

Reviews

1 / 20
6.0
Good

Adrian,Sep 2025

MDE - CUN

It was a decent flight. No extras like a meal or a snack. But would do it again as the pricing was right.
Avianca
6.5
Okay
2,499 reviews
Avianca
6.5
Okay
2,499 reviews

Entertainment

5.4

Boarding

6.9

Crew

7.2

Comfort

6.2

Food

5.0

Overall

6.5

Reviews

1 / 20
6.0
Good

Adrian,Sep 2025

MDE - CUN

It was a decent flight. No extras like a meal or a snack. But would do it again as the pricing was right.

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 ($584), 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

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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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$584Average$884FlexibilityNo cancel feeOn-time71%

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