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$342+ Cheap flights from Istanbul to Boston (BOS)

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
IST — BOS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Istanbul to Boston Logan Intl are usually found in February or March, booked 63 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap flight deals from Istanbul to Boston

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

This KLM deal was found by Cheapflights users on 12/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:55 pmIST - BOS
1 stop27h 25mKLM
Sun 2/87:10 pmBOS - IST
1 stop13h 45mKLM
Deal found 12/16$548
This KLM deal was found by Cheapflights users on 12/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:55 pmIST - BOS
1 stop33h 00mKLM
Wed 12/317:10 pmBOS - IST
1 stop13h 45mKLM
Deal found 12/16$649
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:55 pmIST - BOS
1 stop27h 25mDelta
Wed 12/317:10 pmBOS - IST
1 stop13h 45mDelta
Deal found 12/16$654
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:50 amIST - BOS
1 stop19h 30mDelta
Tue 2/241:03 pmBOS - IST
2 stops19h 52mDelta
Deal found 12/17$660
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:50 amIST - BOS
2 stops22h 40mDelta
Wed 12/316:05 amBOS - IST
2 stops26h 50mDelta
Deal found 12/16$665
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:50 amIST - BOS
2 stops27h 07mDelta
Sun 2/86:00 amBOS - IST
2 stops26h 55mDelta
Deal found 12/16$666
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/214:50 amIST - BOS
2 stops27h 07mDelta
Wed 2/254:58 pmBOS - IST
2 stops26h 52mDelta
Deal found 12/17$671
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:55 pmIST - BOS
1 stop27h 25mDelta
Thu 2/268:35 pmBOS - IST
1 stop23h 15mDelta
Deal found 12/17$673
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:50 amIST - BOS
1 stop16h 45mDelta
Thu 2/268:35 pmBOS - IST
1 stop23h 15mDelta
Deal found 12/17$678
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:50 amIST - BOS
1 stop19h 30mDelta
Sun 3/15:05 pmBOS - IST
2 stops26h 45mDelta
Deal found 12/17$679
This KLM deal was found by Cheapflights users on 12/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:55 pmSAW - BOS
1 stop32h 25mKLM
Sun 2/87:10 pmBOS - SAW
1 stop18h 10mKLM
Deal found 12/16$742
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:15 pmSAW - BOS
2 stops34h 20mMultiple Airlines
Tue 2/249:15 pmBOS - SAW
1 stop14h 05mMultiple Airlines
Deal found 12/17$836

Find flight deals from Istanbul to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (TR5) to Boston (BOS). 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 December 18, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$522
(Kiwi.com)

One-way from

$342
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$682
Provider with most accurate pricing for Istanbul-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Istanbul-Boston Logan Intl flights.
Search Deals
From Istanbul to Boston Logan Intl
Search Deals
One-way flight from Istanbul to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Istanbul to Boston 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 December 18, 2025.
Use the filters below to find and compare flights from Istanbul to Boston that are best for you.

Fly from

Istanbul

Fly to

Boston

Route

Depart

Return

Price

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Thu 1/15

5:55 pm-6:55 pm

1 stop33h 00m

Boston Logan Intl

Thu 1/22

4:58 pm-4:55 pm

2 stops15h 57m

$538

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Wed 1/14

5:55 pm-1:30 pm

1 stop27h 35m

Boston Logan Intl

Wed 1/28

8:50 pm-4:55 pm

1 stop12h 05m

$539

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Wed 3/25

5:55 pm-2:20 pm

1 stop27h 25m

Boston Logan Intl

Thu 4/30

4:35 pm-1:20 am

1 stop25h 45m

$539

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Thu 1/15

5:55 pm-6:55 pm

1 stop33h 00m

Boston Logan Intl

Mon 1/19

7:10 pm-4:55 pm

1 stop13h 45m

$540

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Thu 1/15

5:55 pm-6:55 pm

1 stop33h 00m

Boston Logan Intl

Fri 1/30

8:50 pm-4:55 pm

1 stop12h 05m

$542

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Tue 4/28

5:20 pm-6:30 pm

1 stop32h 10m

Boston Logan Intl

Tue 5/5

4:35 pm-4:20 pm

1 stop16h 45m

$554

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Thu 1/22

5:55 pm-6:55 pm

1 stop33h 00m

Boston Logan Intl

Wed 2/4

6:30 pm-3:50 am

1 stop25h 20m

$560

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Sat 1/31

5:55 pm-6:55 pm

1 stop33h 00m

Boston Logan Intl

Sat 2/7

7:10 pm-4:55 pm

1 stop13h 45m

$560

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Sat 4/18

1:50 pm-1:06 am

2 stops18h 16m

Boston Logan Intl

Sun 4/26

5:40 pm-9:15 pm

1 stop20h 35m

$640

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Tue 4/28

1:55 pm-5:28 pm

2 stops34h 33m

Boston Logan Intl

Tue 5/5

10:44 am-1:00 pm

2 stops19h 16m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 34 results
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2
3
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  • Most accurate provider: When it comes to deals on Istanbul-Boston flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Istanbul-Boston flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Istanbul-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Istanbul-Boston 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 Istanbul-Boston 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 Istanbul to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Istanbul 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 Istanbul to Boston

How far ahead should I book a flight from Istanbul to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Istanbul to Boston. Price data was last updated on December 12, 2025.

The best time to book flights from Istanbul to Boston is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Istanbul to Boston?

Currently, February is the cheapest month in which you can book a flight from Istanbul to Boston (average of $436). Flying from Istanbul to Boston in August is currently the most expensive (average of $587). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

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

Unlike in the afternoon, when flights are generally more expensive, you can save up to 21% on flights from Istanbul to Boston by exploring options for tickets in the morning.

How often are flights from Istanbul to Boston delayed?

About 23% of weekly flights between Istanbul and Boston have experienced delays in the past year, with the average delay time being 133 minutes.

What is the most punctual flight time for Istanbul to Boston flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Istanbul to Boston flights?

Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 23% of flights being delayed.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown KLM, United Airlines, and Turkish Airlines from Istanbul to Boston. 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.
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,428 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,093 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Turkish Airlines
7.3
Good
4,102 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,635 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,585 reviews
KLM
7.7
Good
1,428 reviews

Food

7.2

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

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

  • What airport do you fly into for flights to Boston from Istanbul?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly into when you book flights from Istanbul to Boston. 6 airlines have flights to Logan Intl from Istanbul on a regular basis. Booking flights from Istanbul to Boston Logan Intl should not be difficult; the airport handles an average of 4 inbound flights from Istanbul per day.

  • How long is the flight from Istanbul to Boston?

    There are many flights that can get you from Istanbul to Boston in 33h. Fly via KLM to get the fastest option. The distance between Istanbul and Boston is about 4797 mi.

  • What are the cheapest airlines flying from Istanbul to Boston round-trip?

    Currently priced at $407, KLM will fly you from Istanbul to Boston and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Lufthansa - these airlines can fly you to your destination from $465 and $562, respectively. KLM is 40% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Istanbul to Boston one-way?

    One-way options have recently been found by users for as low as $350 on American Airlines. Other airlines that offer cheap prices include British Airways from $351 and Icelandair from $489 one-way.

  • What are the most reliable airlines from Istanbul to Boston?

    Consider Thai Airways (67%), JetBlue (67%) or Turkish Airlines (67%) when booking your flight. These represent the most reliable airlines when flying from Istanbul to Boston.

  • What are the cheapest flights from Istanbul to Boston?

    While on average a flight from Istanbul to Boston is generally $764, our data shows the cheapest flight currently is $667. When looking at the most popular route, (Istanbul - Boston Logan Intl), you can expect to pay $537 for that flight.

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

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

  • How can I find direct flights from Istanbul to Boston?

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

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

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

  • What is the cheapest month to book a flight from Istanbul to Boston?

    Currently, February is the cheapest month in which you can book a flight from Istanbul to Boston (average of $436). Flying from Istanbul to Boston in August is currently the most expensive (average of $587). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
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Watertown
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Waltham
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Alternative routes for Istanbul to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Istanbul to Albany flights
Istanbul to Hartford flights

Top 6 airlines flying from Istanbul to Boston

Discover the top 6 airlines that operate flights from Istanbul to Boston. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$407Average$575FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$465Average$602FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$562Average$649FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$570Average$605FlexibilityNo cancel feeOn-time69%
DeltaCheapest$620Average$675FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$673Average$796FlexibilityNo cancel feeOn-time77%

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