$314+ Cheap flights from Boston (BOS) to San Cristobal (SCY)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SCY
Mar 27 — Apr 31
1 adult, Economy
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Find cheap flights from Boston to San Cristobal with Cheapflights
1. Tell us where you want to go
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Best
Last-minute
One-way
Cheapest flights from Boston to San CristobalExplore 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 February 25, 2026.
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 February 25, 2026.
This Avianca deal was found by Cheapflights users on 2/23. 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.
Tue 5/58:45 am
BOS
- SCY
2 stops29h 30m
Avianca
Fri 5/811:25 am
SCY
- BOS
3 stops17h 25m
Avianca
Deal found 2/23![Avianca logo]()
$566
This Avianca deal was found by Cheapflights users on 2/21. 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 3/238:30 pm
BOS
- SCY
2 stops17h 45m
Multiple Airlines
Mon 3/301:25 pm
SCY
- BOS
2 stops15h 45m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$624
This Justfly.com deal was found by Cheapflights users on 2/23. 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.
Sat 4/48:45 am
BOS
- SCY
3 stops53h 50m
Avianca
Sun 4/1211:25 am
SCY
- BOS
3 stops41h 45m
Avianca
Deal found 2/23![Avianca logo]()
$689
This Justfly.com deal was found by Cheapflights users on 2/23. 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.
Sat 4/48:45 am
BOS
- SCY
3 stops53h 50m
Avianca
Fri 4/1011:25 am
SCY
- BOS
3 stops17h 25m
Avianca
Deal found 2/23![Avianca logo]()
$706
This Avianca deal was found by Cheapflights users on 2/22. 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.
Sat 6/278:45 am
BOS
- SCY
2 stops53h 30m
Avianca
Sun 7/511:25 am
SCY
- BOS
3 stops41h 45m
Avianca
Deal found 2/22![Avianca logo]()
$716
This FlightHub deal was found by Cheapflights users on 2/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:00 pm
BOS
- SCY
2 stops20h 35m
Multiple Airlines
Thu 3/191:05 pm
SCY
- BOS
2 stops40h 30m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$807
Best flights from Boston to San CristobalDiscover carefully curated flight deals from Boston to San Cristobal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 25, 2026.
Discover carefully curated flight deals from Boston to San Cristobal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 25, 2026.
This Avianca deal was found by Cheapflights users on 2/23. 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.
Tue 5/58:45 am
BOS
- SCY
2 stops29h 30m
Avianca
Fri 5/811:25 am
SCY
- BOS
3 stops17h 25m
Avianca
Deal found 2/23![Avianca logo]()
$566
This Avianca deal was found by Cheapflights users on 2/21. 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 3/238:30 pm
BOS
- SCY
2 stops17h 45m
Multiple Airlines
Mon 3/301:05 pm
SCY
- BOS
3 stops16h 05m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$854
This Justfly.com deal was found by Cheapflights users on 2/23. 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.
Sat 4/48:45 am
BOS
- SCY
3 stops53h 50m
Avianca
Sun 4/1211:25 am
SCY
- BOS
3 stops41h 45m
Avianca
Deal found 2/23![Avianca logo]()
$689
This Justfly.com deal was found by Cheapflights users on 2/23. 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.
Sat 4/48:45 am
BOS
- SCY
3 stops53h 50m
Avianca
Fri 4/1011:25 am
SCY
- BOS
3 stops17h 25m
Avianca
Deal found 2/23![Avianca logo]()
$706
This Avianca deal was found by Cheapflights users on 2/22. 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.
Sat 6/278:45 am
BOS
- SCY
2 stops53h 50m
Avianca
Mon 7/61:05 pm
SCY
- BOS
3 stops16h 05m
Avianca
Deal found 2/22![Avianca logo]()
$716
This Avianca deal was found by Cheapflights users on 2/22. 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.
Sat 6/278:45 am
BOS
- SCY
3 stops53h 30m
Avianca
Sun 7/511:25 am
SCY
- BOS
3 stops41h 45m
Avianca
Deal found 2/22![Avianca logo]()
$718
Last-minute flights from Boston to San CristobalDiscover last-minute flight deals from Boston to San Cristobal. Data last updated February 25, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to San Cristobal. Data last updated February 25, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 2/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:00 pm
BOS
- SCY
2 stops20h 35m
Multiple Airlines
Thu 3/191:05 pm
SCY
- BOS
2 stops40h 30m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$807
This Travelocity deal was found by Cheapflights users on 2/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/154:25 pm
BOS
- SCY
3 stops22h 10m
Avianca
Thu 3/191:05 pm
SCY
- BOS
3 stops40h 30m
Avianca
Deal found 2/22![Avianca logo]()
$1,315
This Avianca deal was found by Cheapflights users on 2/21. 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 3/208:30 pm
BOS
- SCY
2 stops16h 20m
Multiple Airlines
Thu 4/21:05 pm
SCY
- BOS
2 stops16h 36m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$1,074
This Avianca deal was found by Cheapflights users on 2/21. 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 3/238:30 pm
BOS
- SCY
2 stops17h 45m
Multiple Airlines
Mon 3/301:25 pm
SCY
- BOS
2 stops15h 45m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$624
One-way flights from Boston to San CristobalSearch for one-way flight options from Boston to San Cristobal. Find affordable one-way fares based on user searches. Data last updated February 25, 2026.
Search for one-way flight options from Boston to San Cristobal. Find affordable one-way fares based on user searches. Data last updated February 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/124:05 pm
BOS
- SCY
3 stops44h 00m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$314
This Avianca deal was found by Cheapflights users on 2/21. 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.
Wed 3/118:04 pm
BOS
- SCY
2 stops18h 11m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$317
This KAYAK deal was found by Cheapflights users on 2/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:32 pm
BOS
- SCY
2 stops20h 43m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$351
This KAYAK deal was found by Cheapflights users on 2/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:00 pm
BOS
- SCY
2 stops20h 15m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$443
This Justfly.com deal was found by Cheapflights users on 2/22. 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.
Sun 3/154:25 pm
BOS
- SCY
3 stops22h 10m
Avianca
Deal found 2/22![Avianca logo]()
$550
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 February 25, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $566 (Avianca) |
One-way from | $314 (Kiwi.com) |
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 February 25, 2026.
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 5/5
8:45 am-12:15 pm
2 stops29h 30m
San Cristobal
Fri 5/8
11:25 am-6:50 am
3 stops17h 25m
$566
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Sat 4/4
8:45 am-12:35 pm
3 stops53h 50m
San Cristobal
Sun 4/12
11:25 am-7:10 am
3 stops41h 45m
$689
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Sat 4/4
8:45 am-12:35 pm
3 stops53h 50m
San Cristobal
Fri 4/10
11:25 am-6:50 am
3 stops17h 25m
$706
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Sat 6/27
8:45 am-12:35 pm
2 stops53h 50m
San Cristobal
Mon 7/6
1:05 pm-7:10 am
3 stops16h 05m
$716
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Sat 6/27
8:45 am-12:15 pm
3 stops53h 30m
San Cristobal
Sun 7/5
11:25 am-7:10 am
3 stops41h 45m
$718
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Mon 3/23
8:30 pm-12:15 pm
2 stops17h 45m
San Cristobal
Mon 3/30
1:05 pm-7:10 am
3 stops16h 05m
$854
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Thu 3/12
4:05 pm-10:05 am
3 stops44h 00m
$314
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Wed 3/11
8:04 pm-12:15 pm
2 stops18h 11m
$317
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Sun 3/15
8:30 pm-12:35 pm
2 stops18h 05m
$317
BostonSan Cristobal
BOS - SCY
BOSSCY
Boston Logan Intl
Mon 3/9
5:32 pm-12:15 pm
2 stops20h 43m
$351
Showing 1-10 of 11 results
- 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.
BOS-SCY
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 February 25, 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.
Boarding
6.9
Crew
7.2
Entertainment
5.4
Comfort
6.2
Overall
6.6
Food
5.0
Reviews
1 / 20
6.0
GoodAdrian,Sep 2025
MDE - CUN
Boarding
6.9
Crew
7.2
Entertainment
5.4
Comfort
6.2
Overall
6.6
Food
5.0
Reviews
1 / 20
6.0
GoodAdrian,Sep 2025
MDE - CUN
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.
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Boston and San Cristobal flights
Browse other Boston and San Cristobal flight options. Last updated on February 25, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on February 25, 2026.
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Other flights to San Cristobal
Explore flights to San Cristobal departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 25, 2026.
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 February 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$584 | Average$884 | FlexibilityNo cancel fee | On-time71% |