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$524+ Cheap flights from Boston (BOS) to Istanbul

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — IST
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Istanbul are usually found in February or November, booked 90 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Boston to Istanbul

Cheapest flights from Boston to Istanbul
Explore the most affordable flight options available from Boston to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.

This FlightHub deal was found by Cheapflights users on 5/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:05 pm
BOS
-
SAW
1 stop32h 05m
Qatar Airways
Fri 11/61:40 pm
SAW
-
BOS
1 stop32h 40m
Qatar Airways
Deal found 5/17$769
This KAYAK deal was found by Cheapflights users on 5/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/294:25 pm
BOS
-
IST
1 stop37h 40m
Etihad Airways
Wed 8/52:10 pm
IST
-
BOS
1 stop31h 30m
Etihad Airways
Deal found 5/17$781
This CheapOair deal was found by Cheapflights users on 5/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:50 pm
BOS
-
IST
Nonstop9h 20m
Turkish Airlines
Sun 11/13:35 pm
IST
-
BOS
Nonstop11h 30m
Turkish Airlines
Deal found 5/17$782
This Justfly.com deal was found by Cheapflights users on 5/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:00 pm
BOS
-
IST
Nonstop9h 25m
Turkish Airlines
Mon 11/233:35 pm
IST
-
BOS
Nonstop10h 30m
Turkish Airlines
Deal found 5/17$784
This Delta deal was found by Cheapflights users on 5/18. 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 10/283:34 pm
BOS
-
IST
2 stops19h 21m
Delta
Mon 11/95:55 pm
IST
-
BOS
2 stops29h 27m
Delta
Deal found 5/18$789
This oojo deal was found by Cheapflights users on 5/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:05 pm
BOS
-
IST
1 stop25h 55m
Qatar Airways
Mon 11/238:10 pm
IST
-
BOS
1 stop26h 10m
Qatar Airways
Deal found 5/17$792
This Justfly.com deal was found by Cheapflights users on 5/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:05 pm
BOS
-
SAW
1 stop31h 05m
Qatar Airways
Mon 11/231:40 pm
SAW
-
BOS
1 stop32h 40m
Qatar Airways
Deal found 5/17$798
This Air Canada deal was found by Cheapflights users on 5/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:20 pm
BOS
-
IST
2 stops16h 40m
Air Canada
Tue 11/1711:35 am
IST
-
BOS
2 stops19h 02m
Air Canada
Deal found 5/17$807
This FlightHub deal was found by Cheapflights users on 5/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:05 pm
BOS
-
SAW
1 stop31h 05m
Qatar Airways
Sun 11/151:40 pm
SAW
-
BOS
1 stop32h 40m
Qatar Airways
Deal found 5/17$809
This KAYAK deal was found by Cheapflights users on 5/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:25 pm
BOS
-
IST
1 stop17h 40m
Lufthansa
Wed 11/254:45 am
IST
-
BOS
2 stops27h 09m
Lufthansa
Deal found 5/17$809
This Air Canada deal was found by Cheapflights users on 5/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:55 pm
BOS
-
IST
2 stops19h 05m
Air Canada
Tue 11/2411:35 am
IST
-
BOS
2 stops32h 37m
Air Canada
Deal found 5/17$812
This KAYAK deal was found by Cheapflights users on 5/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:16 pm
BOS
-
IST
2 stops24h 29m
Lufthansa
Thu 11/264:45 am
IST
-
BOS
2 stops22h 04m
Lufthansa
Deal found 5/17$814

Find flight deals from Boston to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Istanbul (TR5). 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 May 22, 2026.

Round-trip from

$769
(FlightHub)

One-way from

$524
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,055
From Boston Logan Intl to Istanbul
Search Deals
One-way flight from Boston Logan Intl to Istanbul
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Istanbul 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 May 22, 2026.
Use the filters below to find and compare flights from Boston to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonIstanbul

BOS - IST

BOSIST

Boston Logan Intl

Wed 7/29

9:50 pm-12:25 am

1 stop19h 35m

Istanbul

Tue 8/18

5:45 pm-8:05 pm

1 stop33h 20m

$867

BostonIstanbul

BOS - SAW

BOSSAW

Boston Logan Intl

Tue 7/28

7:00 pm-10:55 pm

1 stop20h 55m

Istanbul Sabiha Gokcen

Mon 3/15

12:55 pm-2:20 pm

1 stop32h 25m

$917

BostonIstanbul

BOS - IST

BOSIST

Boston Logan Intl

Mon 6/29

10:00 pm-6:35 pm

1 stop37h 35m

Istanbul

Sun 7/5

8:05 pm-3:15 pm

1 stop26h 10m

$986

BostonIstanbul

BOS - IST

BOSIST

Boston Logan Intl

Sat 8/22

2:28 pm-1:00 pm

2 stops15h 32m

Istanbul

Sun 9/6

3:45 am-5:40 pm

1 stop20h 55m

$997

BostonIstanbul

BOS - IST

BOSIST

Boston Logan Intl

Mon 6/8

8:25 pm-1:20 am

1 stop21h 55m

Istanbul

Mon 6/22

4:25 am-1:37 pm

1 stop16h 12m

$1,011

BostonIstanbul

BOS - SAW

BOSSAW

Boston Logan Intl

Sat 6/6

6:55 pm-8:55 pm

1 stop19h 00m

Istanbul Sabiha Gokcen

Tue 6/16

8:50 am-4:35 pm

1 stop14h 45m

$1,012

BostonIstanbul

BOS - SAW

BOSSAW

Boston Logan Intl

Mon 9/21

4:40 pm-9:00 pm

1 stop21h 20m

Istanbul Sabiha Gokcen

Sat 9/26

8:50 am-4:35 pm

1 stop14h 45m

$1,012
Quickest round-trip

BostonIstanbul

BOS - SAW

BOSSAW

Boston Logan Intl

Mon 6/1

8:25 pm-5:05 pm

1 stop13h 40m

Istanbul Sabiha Gokcen

Tue 6/9

8:50 am-4:35 pm

1 stop14h 45m

$1,013

BostonIstanbul

BOS - SAW

BOSSAW

Boston Logan Intl

Thu 9/24

4:40 pm-5:05 pm

1 stop17h 25m

Istanbul Sabiha Gokcen

Thu 10/1

8:50 am-4:36 pm

1 stop14h 46m

$1,013

BostonIstanbul

BOS - SAW

BOSSAW

Boston Logan Intl

Thu 8/20

7:05 pm-5:05 pm

1 stop15h 00m

Istanbul Sabiha Gokcen

Mon 9/7

8:50 am-4:35 pm

1 stop14h 45m

$1,022

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from Boston to Istanbul

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

Cheapflights Insights

Everything you need to know about your flight from Boston to Istanbul

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

Currently, October is the cheapest month in which you can book a flight from Boston to Istanbul (average of $372). Flying from Boston to Istanbul in September is currently the most expensive (average of $1,456). 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 BOS to IST?

Find hourly flight availability from Boston to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 22, 2026.

When flying from Boston to Istanbul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

How often are flights from Boston to Istanbul delayed?

About 27% of weekly flights between Boston and Istanbul have experienced delays in the past year, with the average delay time being 141 minutes.

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

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

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

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

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

Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 27% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Boston to Istanbul, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated May 22, 2026.
Read reviews from past customers who have flown KLM,Turkish Airlines, andJetBlue from Boston to Istanbul. 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
7.8
Good
1,519 reviews

Boarding

7.8

Food

7.3

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,519 reviews
KLM
7.8
Good
1,519 reviews

Boarding

7.8

Food

7.3

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Turkish Airlines
7.4
Good
4,390 reviews
KLM
7.8
Good
1,519 reviews

Boarding

7.8

Food

7.3

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
JetBlue
7.2
Good
2,980 reviews
KLM
7.8
Good
1,519 reviews

Boarding

7.8

Food

7.3

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,019 reviews
KLM
7.8
Good
1,519 reviews

Boarding

7.8

Food

7.3

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
7,992 reviews
KLM
7.8
Good
1,519 reviews

Boarding

7.8

Food

7.3

Entertainment

7.2

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Boston to Istanbul. 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 from for flights from Boston to Istanbul?

    If you book a flight to Istanbul from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 4 flights from Logan Intl to Istanbul per day from 12 different airlines.

  • How long is the flight from Boston to Istanbul?

    Departing from Boston to Istanbul will take you 14h 15m. Boston and Istanbul are separated by a distance of 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 Boston to Istanbul round-trip?

    According to our current data, Icelandair ($372), LEVEL ($391), and British Airways ($466) offers the cheapest pricing from Boston to Istanbul. Icelandair is 55% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $289 on Lufthansa. Other airlines that offer cheap prices include LEVEL from $322 and JetBlue from $384 one-way.

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

    Before booking your flight to Istanbul from Boston, check out the most reliable airlines to get you to your destination on time: Thai Airways (58%), JetBlue (58%), Turkish Airlines( 58%).

  • What are the cheapest flights from Boston to Istanbul?

    Looking at all options, your cheapest flight can be booked for $530. While the most popular route (Boston Logan Intl - Istanbul) can be booked for $638 on average, our data indicates $1,788 when flying from Boston to Istanbul.

  • Where are the most common layover locations when flying from Boston to Istanbul?

    Flights departing from Boston and landing in Istanbul layover in Frankfurt am Main most frequently.

  • What are some popular things to do or see while on a layover in Frankfurt am Main?

    Most Frankfurt am Main visitors opt to spend their time experiencing Römerberg, Oper Frankfurt, and Festhalle. Römerberg, Oper Frankfurt, and Festhalle are located about 7.4 mi, 7.0 mi, and 6.5 mi, respectively from Frankfurt am Main. Those on a layover in Frankfurt am Main in need of a rental car can book one at Frankfurt am Main for about $43.

  • Where are the least popular layover locations for Boston to Istanbul flights?

    Boston to Istanbul flights have a layover in London least often.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Istanbul 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 Boston to Istanbul?

    Currently, October is the cheapest month in which you can book a flight from Boston to Istanbul (average of $372). Flying from Boston to Istanbul in September is currently the most expensive (average of $1,456). 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

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Alternative routes for Boston to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Istanbul flights
Boston to Bodrum flights
Boston to Ankara flights
Boston to Van flights

Top 10 airlines flying from Boston to Istanbul

Discover the top 10 airlines that operate flights from Boston to Istanbul. 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 May 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$372Average$417FlexibilityNo cancel feeOn-time76%
LEVELCheapest$391Average$464FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$466Average$652FlexibilityNo cancel feeOn-time70%
DeltaCheapest$532Average$749FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$550Average$1,011FlexibilityNo cancel feeOn-time76%
KLMCheapest$564Average$739FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$577Average$712FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$583Average$826FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$587Average$1,090FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$588Average$743FlexibilityNo cancel feeOn-time71%

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