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$489+ Cheap flights from Fremont, CA 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IST
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Fremont to Istanbul are usually found in March or February, booked 90 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Fremont to Istanbul

Keep the following information in mind while searching for Fremont to Istanbul flight deals. Data was last updated July 31, 2025.

Round-trip from

$891
(Delta)

One-way from

$489
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,237
From Fremont to Istanbul
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One-way flight from Fremont to Istanbul
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($174 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Fremont to Istanbul

Cheapest flights from Fremont to Istanbul
Explore the most affordable flight options available from Fremont to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Air France deal was found by Cheapflights users on 7/31. 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 8/208:25 pmSFO - IST
1 stop21h 00mMultiple Airlines
Wed 9/36:10 amIST - SFO
2 stops19h 50mMultiple Airlines
Deal found 7/31$892
This KLM deal was found by Cheapflights users on 7/31. 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 9/712:30 pmSFO - SAW
2 stops22h 35mKLM
Thu 9/188:45 amSAW - SFO
1 stop37h 00mKLM
Deal found 7/31$893
This Turkish Airlines deal was found by Cheapflights users on 7/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/112:40 pmSFO - IST
Nonstop13h 05mTurkish Airlines
Thu 10/231:20 pmIST - SFO
Nonstop13h 20mTurkish Airlines
Deal found 7/31$893
This Delta deal was found by Cheapflights users on 7/31. 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.
Fri 9/1212:40 pmSFO - IST
2 stops28h 45mDelta
Thu 9/254:20 amIST - SFO
2 stops25h 28mDelta
Deal found 7/31$895
This Mytrip deal was found by Cheapflights users on 7/29. 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 9/114:20 pmSFO - SAW
2 stops26h 50mMultiple Airlines
Mon 9/2912:30 pmSAW - SFO
2 stops35h 05mMultiple Airlines
Deal found 7/29$896
This KLM deal was found by Cheapflights users on 7/31. 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 8/223:05 pmSFO - IST
1 stop26h 20mKLM
Thu 9/44:20 amIST - SFO
1 stop23h 55mKLM
Deal found 7/31$897
This Ovago deal was found by Cheapflights users on 7/30. 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.
Thu 8/147:20 pmSFO - SAW
1 stop34h 00mBritish Airways
Mon 8/183:00 pmSAW - SFO
1 stop32h 50mBritish Airways
Deal found 7/30$901
This Air France deal was found by Cheapflights users on 7/31. 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.
Fri 8/223:05 pmSFO - IST
1 stop26h 20mAir France
Tue 9/24:20 amIST - SFO
2 stops20h 30mAir France
Deal found 7/31$902
This Lufthansa deal was found by Cheapflights users on 7/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/141:05 pmSFO - IST
2 stops22h 15mLufthansa
Thu 10/307:00 pmIST - SFO
1 stop28h 40mLufthansa
Deal found 7/30$904
This United Airlines deal was found by Cheapflights users on 7/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/61:20 pmSFO - IST
1 stop22h 00mUnited Airlines
Tue 10/212:00 pmIST - SFO
1 stop15h 55mUnited Airlines
Deal found 7/31$911
This British Airways deal was found by Cheapflights users on 7/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:30 pmSFO - IST
1 stop22h 25mBritish Airways
Tue 10/75:00 pmIST - SFO
1 stop30h 50mBritish Airways
Deal found 7/29$924
This Air Canada deal was found by Cheapflights users on 7/31. 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.
Fri 8/2911:00 pmSFO - IST
2 stops28h 05mAir Canada
Thu 9/186:45 pmIST - SFO
2 stops32h 56mAir Canada
Deal found 7/31$928

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fremont 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 July 31, 2025.
Use the filters below to find and compare flights from Fremont to Istanbul that are best for you.

Fly from

Fremont

Fly to

Istanbul

Route

Depart

Return

Price

San FranciscoIstanbul

SFO - IST

SFOIST

San Francisco

Wed 8/20

8:25 pm-3:25 am

1 stop21h 00m

Istanbul

Wed 9/3

6:10 am-4:00 pm

2 stops19h 50m

$892

San FranciscoIstanbul

SFO - SAW

SFOSAW

San Francisco

Sun 9/7

12:30 pm-9:05 pm

2 stops22h 35m

Istanbul Sabiha Gokcen

Thu 9/18

8:45 am-11:45 am

1 stop37h 00m

$893

San FranciscoIstanbul

SFO - IST

SFOIST

San Francisco

Mon 9/1

12:40 pm-11:45 am

Nonstop13h 05m

Istanbul

Thu 10/23

1:20 pm-4:40 pm

Nonstop13h 20m

$893

San FranciscoIstanbul

SFO - IST

SFOIST

San Francisco

Fri 9/12

1:45 pm-1:20 am

1 stop25h 35m

Istanbul

Sun 9/21

6:10 am-11:45 am

1 stop15h 35m

$895

San FranciscoIstanbul

SFO - IST

SFOIST

San Francisco

Fri 10/10

1:25 pm-3:25 am

2 stops28h 00m

Istanbul

Thu 10/23

4:20 am-5:49 pm

2 stops23h 29m

$896

San FranciscoIstanbul

SFO - SAW

SFOSAW

San Francisco

Thu 9/11

4:20 pm-5:10 am

2 stops26h 50m

Istanbul Sabiha Gokcen

Mon 9/29

12:30 pm-1:35 pm

2 stops35h 05m

$896

San FranciscoIstanbul

SFO - SAW

SFOSAW

San Francisco

Thu 8/14

7:20 pm-3:20 pm

1 stop34h 00m

Istanbul Sabiha Gokcen

Mon 8/18

3:00 pm-1:50 pm

1 stop32h 50m

$901

San FranciscoIstanbul

SFO - IST

SFOIST

San Francisco

Fri 8/22

3:05 pm-3:25 am

1 stop26h 20m

Istanbul

Tue 9/2

4:20 am-2:50 pm

2 stops20h 30m

$902

San FranciscoIstanbul

SFO - IST

SFOIST

San Francisco

Sun 9/14

1:05 pm-9:20 pm

2 stops22h 15m

Istanbul

Mon 10/27

7:00 pm-1:40 pm

1 stop28h 40m

$904

San FranciscoIstanbul

SFO - IST

SFOIST

San Francisco

Sun 1/11

8:25 am-5:10 pm

2 stops21h 45m

Istanbul

Tue 1/20

8:50 am-12:36 pm

2 stops38h 46m

$905

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 19 results
1
2

Best time to book a flight from Fremont to Istanbul

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

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

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Istanbul. Price data was last updated on July 25, 2025.

The best time to book flights from Fremont to Istanbul is 90 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 Fremont to Istanbul?

Currently, November is the cheapest month in which you can book a flight from Fremont to Istanbul (average of $923). Flying from Fremont to Istanbul in June is currently the most expensive (average of $1,359). 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 FR8 to IST?

Find hourly flight availability from Fremont 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 July 31, 2025.

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

What is the cheapest day to fly from Fremont to Istanbul?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Istanbul. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fremont to Istanbul flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Fremont to Istanbul

Explore weekly flight availability from Fremont to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from FR8 to TR5 are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

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

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 July 31, 2025.
Read through reviews of airlines operating flights from Fremont to Istanbul, such as Delta, KLM, and Air France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qatar Airways
7.4
Good
3,609 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

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

    No one likes to see their flight delayed. When booking a flight from Fremont to Istanbul consider choosing Turkish Airlines (89%), Pakistan International Airlines (89%) or IndiGo (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Fremont to Istanbul?

    While on average a flight from Fremont to Istanbul is generally $2,740, our data shows the cheapest flight currently is $428. When looking at the most popular route, (San Francisco - Istanbul), you can expect to pay $698 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Fremont to Istanbul (average of $923). Flying from Fremont to Istanbul in June is currently the most expensive (average of $1,359). 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 Fremont to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Fremont to Istanbul

Discover the top 10 airlines that operate flights from Fremont 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest$567Average$805FlexibilityNo cancel feeOn-time80%
DeltaCheapest$624Average$953FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$689Average$1,229FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$692Average$1,103FlexibilityNo cancel feeOn-time76%
KLMCheapest$809Average$1,207FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$817Average$1,254FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$852Average$1,294FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$904Average$1,334FlexibilityNo cancel feeOn-time71%
Qatar AirwaysCheapest$904Average$1,167FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$933Average$1,243FlexibilityNo cancel feeOn-time77%

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