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$331+ Cheap flights from Istanbul (IST) 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
IST — BOS
May 19 — May 261
Tue 5/19
Tue 5/26
1 adult, Economy
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Find cheap flights from Istanbul to Boston 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”

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Cheapflights Tip: The best prices from Istanbul to Boston Logan Intl are usually found in January or October, booked 63 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

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 April 19, 2026.

This LEVEL deal was found by Cheapflights users on 4/15. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/219:30 pm
IST
-
BOS
1 stop30h 35m
LEVEL
Wed 8/1211:00 pm
BOS
-
IST
1 stop14h 30m
LEVEL
Deal found 4/15$620
This Air France deal was found by Cheapflights users on 4/15. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 am
IST
-
BOS
1 stop17h 25m
KLM
Fri 5/84:35 pm
BOS
-
IST
1 stop25h 45m
KLM
Deal found 4/15$648
This KLM deal was found by Cheapflights users on 4/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:00 am
IST
-
BOS
1 stop17h 25m
KLM
Wed 5/68:25 pm
BOS
-
IST
1 stop21h 55m
KLM
Deal found 4/14$650
This KLM deal was found by Cheapflights users on 4/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am
IST
-
BOS
1 stop14h 19m
KLM
Tue 10/204:45 pm
BOS
-
IST
1 stop16h 35m
KLM
Deal found 4/17$652
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:20 pm
IST
-
BOS
1 stop29h 45m
Multiple Airlines
Wed 6/310:50 pm
BOS
-
IST
2 stops37h 45m
Multiple Airlines
Deal found 4/15$653
This KLM deal was found by Cheapflights users on 4/16. 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 9/156:00 am
IST
-
BOS
1 stop17h 35m
KLM
Tue 10/66:55 pm
BOS
-
IST
1 stop23h 25m
KLM
Deal found 4/16$654
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:10 pm
IST
-
BOS
1 stop34h 05m
LEVEL
Mon 10/511:00 pm
BOS
-
IST
1 stop14h 15m
LEVEL
Deal found 4/16$657
This KLM deal was found by Cheapflights users on 4/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:20 pm
IST
-
BOS
1 stop26h 50m
KLM
Mon 8/318:25 pm
BOS
-
IST
1 stop21h 55m
KLM
Deal found 4/17$662
This Flightnetwork deal was found by Cheapflights users on 4/17. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:40 am
IST
-
BOS
1 stop17h 00m
Lufthansa
Fri 5/225:45 pm
BOS
-
IST
1 stop20h 40m
Lufthansa
Deal found 4/17$670
This Air France deal was found by Cheapflights users on 4/16. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/315:20 pm
IST
-
BOS
1 stop30h 15m
KLM
Sun 6/78:25 pm
BOS
-
IST
1 stop21h 55m
KLM
Deal found 4/16$672
This KLM deal was found by Cheapflights users on 4/16. 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 5/246:00 am
IST
-
BOS
1 stop19h 30m
KLM
Mon 6/18:25 pm
BOS
-
IST
1 stop21h 55m
KLM
Deal found 4/16$673
This KLM deal was found by Cheapflights users on 4/16. 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.
Mon 5/185:20 pm
IST
-
BOS
1 stop26h 50m
KLM
Wed 6/38:25 pm
BOS
-
IST
1 stop21h 55m
KLM
Deal found 4/16$674

Find flight deals from Istanbul to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) 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 April 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$620
(LEVEL)

One-way from

$331
(LEVEL)

Popular in

August

Cheapest in

January

Average price

$739

Good round-trip deal

$781 or less

Good one-way deal

$712 or less
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. 7% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Istanbul to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Istanbul to Boston Logan Intl.
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 April 19, 2026.
Use the filters below to find and compare flights from Istanbul Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Mon 5/18

5:20 pm-1:10 pm

1 stop26h 50m

Boston Logan Intl

Wed 6/3

8:25 pm-1:20 am

1 stop21h 55m

$674

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Mon 5/25

6:00 am-7:03 pm

2 stops20h 03m

Boston Logan Intl

Mon 6/8

8:25 pm-1:20 am

1 stop21h 55m

$718

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Mon 5/25

6:00 am-11:37 pm

2 stops24h 37m

Boston Logan Intl

Sun 6/7

8:25 pm-1:20 am

1 stop21h 55m

$720

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Sun 6/14

6:00 am-1:05 pm

1 stop14h 05m

Boston Logan Intl

Tue 6/30

5:10 pm-3:30 am

1 stop27h 20m

$732

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Fri 6/19

5:40 am-5:57 pm

2 stops19h 17m

Boston Logan Intl

Thu 7/30

10:00 pm-9:35 pm

1 stop16h 35m

$741

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Mon 5/25

5:50 am-11:21 pm

2 stops24h 31m

Boston Logan Intl

Sun 6/7

3:05 pm-5:00 pm

2 stops18h 55m

$741

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Fri 10/16

8:10 am-5:00 pm

1 stop15h 50m

Boston Logan Intl

Tue 10/20

9:50 pm-1:05 am

1 stop20h 15m

$751

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Sun 6/7

6:00 am-6:30 pm

1 stop19h 30m

Boston Logan Intl

Sat 7/11

8:25 pm-1:20 am

1 stop21h 55m

$764

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Sat 5/16

5:50 am-3:40 pm

1 stop16h 50m

Boston Logan Intl

Sat 5/30

5:45 pm-9:15 pm

1 stop20h 30m

$816
Quickest round-trip

IstanbulBoston

IST - BOS

ISTBOS

Istanbul

Sun 6/14

8:15 am-6:48 pm

2 stops17h 33m

Boston Logan Intl

Tue 6/30

3:06 pm-2:50 pm

2 stops16h 44m

$828

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Istanbul to Boston

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 Istanbul to Boston in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

How far ahead should I book a flight from Istanbul Airport 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 April 17, 2026.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Istanbul Airport to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Boston (average of $657). Flying from Istanbul Airport to Boston in August is currently the most expensive (average of $827). 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 April 19, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Boston as you normally would.

How much does it cost to fly round-trip from Istanbul Airport to Boston?

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 April 19, 2026.
Read through reviews of airlines operating flights from Istanbul Airport to Boston, such as Delta,KLM, andTurkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,422 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,422 reviews
Delta
7.9
Good
8,422 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.8
Good
1,502 reviews
Delta
7.9
Good
8,422 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Turkish Airlines
7.3
Good
4,308 reviews
Delta
7.9
Good
8,422 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,930 reviews
Delta
7.9
Good
8,422 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,893 reviews
Delta
7.9
Good
8,422 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    For a flight from Istanbul to Boston, you will be flying into Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 4 inbound flights from Istanbul per day. 6 airlines have flights to Boston Logan Intl from Istanbul on a regular basis.

  • How long is the flight from Istanbul Airport to Boston?

    Airlines like Delta and United Airlines fly from Istanbul Airport to Boston in about 19h 07m. The time it takes to get you to your destination can typically vary by up to 5h 30m. The distance between Istanbul Airport and Boston is about 4797 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, KLM ($439), British Airways ($488), and United Airlines ($558) offers the cheapest pricing from Istanbul Airport to Boston. KLM is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $351. However, be on the lookout for offers from American Airlines and Lufthansa, as they are both options that can get you from Istanbul Airport to Boston for a low price.

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

    The top 3 most reliable airlines when flying from Istanbul Airport to Boston are Thai Airways (46%), JetBlue (46%) and Turkish Airlines (46%).

  • What are the cheapest flights from Istanbul Airport to Boston?

    Looking for the cheapest flight from Istanbul Airport to Boston? While on average our users pay $779, our data indicates the cheapest price to be $667. The most popular route (Istanbul - Boston Logan Intl), is priced around $652.

  • 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 Airport to Boston?

    Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Boston (average of $657). Flying from Istanbul Airport to Boston in August is currently the most expensive (average of $827). 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?

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Browse thousands of different options on Cheapflights for your next trip

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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.
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 April 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$439Average$581FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$488Average$633FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$558Average$590FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$572Average$737FlexibilityNo cancel feeOn-time76%
DeltaCheapest$653Average$659FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$667Average$770FlexibilityNo cancel feeOn-time77%

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