$500+ Cheap flights from Boston (BOS) to Thera (JTR)
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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — JTR
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Santorini 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 Santorini
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to SantoriniExplore the most affordable flight options available from Boston to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Boston to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This Mytrip deal was found by Cheapflights users on 9/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:50 am -
3 stops34h 15m
Wed 10/1411:30 pm -
3 stops28h 56m
Deal found 9/7![Multiple Airlines logo]()
$876
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 10/189:15 pm -
1 stop12h 40m
Sun 11/111:55 am -
2 stops33h 45m
Deal found 9/11![Multiple Airlines logo]()
$971
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:50 am -
2 stops28h 20m
Tue 10/2011:50 pm -
2 stops22h 20m
Deal found 9/9![Multiple Airlines logo]()
$987
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:50 pm -
2 stops14h 55m
Fri 10/306:00 am -
3 stops18h 50m
Deal found 9/8![Multiple Airlines logo]()
$992
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:45 pm -
2 stops22h 25m
Wed 9/2311:30 pm -
2 stops22h 15m
Deal found 9/8![Multiple Airlines logo]()
$996
This Mytrip deal was found by Cheapflights users on 9/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:50 pm -
3 stops35h 45m
Sun 11/156:00 am -
3 stops20h 02m
Deal found 9/7![Multiple Airlines logo]()
$1,008
Best flights from Boston to SantoriniDiscover carefully curated flight deals from Boston to Santorini that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Boston to Santorini that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 10/189:15 pm -
1 stop12h 40m
Sun 11/111:55 am -
2 stops33h 45m
Deal found 9/11![Multiple Airlines logo]()
$971
This Emirates deal was found by Cheapflights users on 9/6. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:05 pm -
2 stops59h 55m
Wed 10/282:50 pm -
2 stops29h 40m
Deal found 9/6![Emirates logo]()
$1,859
This Mytrip deal was found by Cheapflights users on 9/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:45 pm -
3 stops31h 55m
Wed 10/1411:30 pm -
2 stops22h 40m
Deal found 9/7![Multiple Airlines logo]()
$1,017
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Wed 1/134:05 pm -
2 stops23h 20m
Tue 1/196:00 am -
2 stops45h 20m
Deal found 9/11![Multiple Airlines logo]()
$1,028
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Fri 10/99:15 pm -
1 stop16h 35m
Fri 10/165:05 pm -
2 stops33h 50m
Deal found 9/6![Multiple Airlines logo]()
$1,136
This BusinessClass deal was found by Cheapflights users on 9/6. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:15 pm -
1 stop16h 30m
Mon 10/55:25 pm -
1 stop26h 15m
Deal found 9/6![Multiple Airlines logo]()
$1,812
Last-minute flights from Boston to SantoriniDiscover last-minute flight deals from Boston to Santorini. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Santorini. Data last updated September 11, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:45 pm -
2 stops22h 25m
Wed 9/2311:30 pm -
2 stops22h 15m
Deal found 9/8![Multiple Airlines logo]()
$996
This Mytrip deal was found by Cheapflights users on 9/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:50 am -
3 stops34h 15m
Wed 10/1411:30 pm -
3 stops28h 56m
Deal found 9/7![Multiple Airlines logo]()
$876
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:50 am -
2 stops28h 20m
Tue 10/2011:50 pm -
2 stops22h 20m
Deal found 9/9![Multiple Airlines logo]()
$987
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 10/189:15 pm -
1 stop12h 40m
Sun 11/111:55 am -
2 stops33h 45m
Deal found 9/11![Multiple Airlines logo]()
$971
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:50 pm -
2 stops14h 55m
Fri 10/306:00 am -
3 stops18h 50m
Deal found 9/8![Multiple Airlines logo]()
$992
One-way flights from Boston to SantoriniSearch for one-way flight options from Boston to Santorini. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Boston to Santorini. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:00 pm -
2 stops24h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Aer Lingus logo]()
$500
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:25 pm -
1 stop20h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Aer Lingus logo]()
$523
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:35 pm -
1 stop12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![British Airways logo]()
$532
This KAYAK deal was found by Cheapflights users on 9/6. 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.
Sat 9/1910:45 pm -
2 stops26h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$894
This Ovago deal was found by Cheapflights users on 9/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:45 pm -
1 stop16h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Lufthansa logo]()
$1,223
Find flight deals from Boston to Santorini
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Santorini (JTR). 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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $876 (Mytrip) |
One-way from | $500 (Cheapflightsfares) |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Santorini 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 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from Boston to Thera that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Fri 10/9
1:00 pm-8:50 pm
2 stops24h 50m
Thera Santorini
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$500
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Fri 10/2
6:59 pm-8:50 pm
2 stops18h 51m
Thera Santorini
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$527
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Sun 10/18
9:15 pm-4:55 pm
1 stop12h 40m
Thera Santorini
Sun 11/1
11:55 am-2:40 pm
2 stops33h 45m
$971
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Wed 10/7
5:45 pm-8:40 am
3 stops31h 55m
Thera Santorini
Wed 10/14
11:30 pm-3:10 pm
2 stops22h 40m
$1,017
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Wed 1/13
4:05 pm-10:25 pm
2 stops23h 20m
Thera Santorini
Tue 1/19
6:00 am-8:20 pm
2 stops45h 20m
$1,028
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Fri 10/9
9:15 pm-8:50 pm
1 stop16h 35m
Thera Santorini
Fri 10/16
5:05 pm-7:55 pm
2 stops33h 50m
$1,136
Quickest round-trip
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Wed 9/30
5:45 pm-4:55 pm
1 stop16h 10m
Thera Santorini
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$1,223
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Tue 9/29
9:15 pm-8:45 pm
1 stop16h 30m
Thera Santorini
Mon 10/5
5:25 pm-12:40 pm
1 stop26h 15m
$1,812
BostonThera
BOS Boston Logan Intl - JTR Thera Santorini
BOSJTR
Boston Logan Intl
Wed 10/21
11:05 pm-6:00 pm
2 stops59h 55m
Thera Santorini
Wed 10/28
2:50 pm-2:30 pm
2 stops29h 40m
$1,859
Sorted by cheapest first
Compare providers for flights from Boston to Santorini
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Santorini in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Thera flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Thera flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Thera flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Thera flights, Cheapflights users trust FlightHub the most. FlightHub 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-Thera 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 Santorini
Have a flexible travel schedule? Discover the best time to fly to Santorini from Boston with our price prediction graph.
BOS-JTR
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 Santorini
Get insights into the airlines that provide service to Santorini. 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 Santorini. Reviews last updated September 11, 2026.
See what other customers who have flown with British Airways from Boston to Thera have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
6.8
Entertainment
6.5
Overall
6.7
Boarding
7.0
Food
6.4
Crew
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Comfort
6.8
Entertainment
6.5
Overall
6.7
Boarding
7.0
Food
6.4
Crew
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Related info for your journey
Find useful and relevant information for your journey from Boston to Santorini. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Thera?
Book flights to Thera if you plan to visit one of these locationsOia
Imerovigli
Kamari
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Complete your trip
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Boston and Santorini flights
Browse other Boston and Santorini flight options. Last updated on September 11, 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 September 11, 2026.
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Explore flights to Santorini departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Top airline flying from Boston to Santorini
Discover the top airline that operate flights from Boston to Santorini. 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$444 | Average$1,122 | FlexibilityNo cancel fee | On-time70% |