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Cheap flights from California to Istanbul from $428

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Istanbul departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:03 pm - 10:45 pm
ONT
-
IST
19h 42m
2 stops
United Airlines Logo
6:30 am - 9:21 pm
IST
-
ONT
25h 51m
2 stops
$911United Airlines
Wed, Nov 11 - Wed, Nov 25
Lufthansa Logo
1:20 pm - 3:05 am
SNA
-
IST
27h 45m
2 stops
Lufthansa Logo
4:45 am - 8:19 pm
IST
-
SNA
50h 34m
2 stops
$911Lufthansa
Wed, Oct 28 - Thu, Nov 5
United Airlines Logo
1:56 pm - 9:25 pm
ONT
-
IST
21h 29m
2 stops
United Airlines Logo
6:30 am - 9:21 pm
IST
-
ONT
25h 51m
2 stops
$912United Airlines
Mon, Sep 14 - Wed, Jan 27
Scandinavian Airlines Logo
6:40 am - 3:40 am
SJC
-
IST
35h 00m
2 stops
Scandinavian Airlines Logo
4:30 am - 10:45 pm
IST
-
SJC
28h 15m
2 stops
$919Scandinavian Airlines
Fri, Sep 4 - Fri, Sep 25
Scandinavian Airlines Logo
6:40 am - 3:40 am
SJC
-
IST
35h 00m
2 stops
Scandinavian Airlines Logo
4:30 am - 10:45 pm
IST
-
SJC
28h 15m
2 stops
$921Scandinavian Airlines
Fri, Sep 4 - Fri, Sep 25
Air France Logo
3:25 pm - 5:55 pm
LAS
-
IST
15h 30m
1 stop
Air France Logo
7:15 am - 7:15 pm
IST
-
LAS
23h 00m
2 stops
$944Air France
Wed, Nov 11 - Fri, Nov 20
Air Canada Logo
12:25 pm - 6:10 pm
SNA
-
IST
42h 45m
2 stops
Air Canada Logo
6:30 am - 11:26 am
IST
-
SNA
39h 56m
2 stops
$947Air Canada
Wed, Nov 11 - Fri, Nov 20
Air France Logo
12:00 pm - 5:55 pm
ONT
-
IST
18h 55m
2 stops
Air France Logo
7:15 am - 4:12 pm
IST
-
ONT
19h 57m
2 stops
$948Air France
Wed, Nov 4 - Mon, Nov 16
Multiple Airlines Logo
10:00 am - 5:55 pm
SAN
-
IST
20h 55m
2 stops
Multiple Airlines Logo
5:55 pm - 12:10 pm
IST
-
SAN
29h 15m
1 stop
$948Multiple Airlines
Wed, Nov 4 - Wed, Nov 18
Multiple Airlines Logo
9:50 am - 5:55 pm
SJC
-
IST
21h 05m
2 stops
Multiple Airlines Logo
7:15 am - 5:00 pm
IST
-
SJC
20h 45m
2 stops
$949Multiple Airlines
Mon, Nov 9 - Mon, Nov 16

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Air Canada flights from California to Istanbul Airport

Our best Air Canada deals on California to Istanbul Airport flight tickets
Air Canada
Nov 10
SMF4:05 pmSacramento Intl
39h 05m
2 stops
IST6:10 pmIstanbul
Dec 4
IST6:30 amIstanbul
19h 52m
2 stops
SMF3:22 pmSacramento Intl
$899
Air Canada
Nov 11
SNA12:25 pmSanta Ana J. Wayne/Orange Cnty
42h 45m
2 stops
IST6:10 pmIstanbul
Nov 20
IST6:30 amIstanbul
39h 56m
2 stops
SNA11:26 amSanta Ana J. Wayne/Orange Cnty
$947
Air Canada
Nov 12
SMF4:05 pmSacramento Intl
39h 05m
2 stops
IST6:10 pmIstanbul
Dec 4
IST6:30 amIstanbul
19h 52m
2 stops
SMF3:22 pmSacramento Intl
$949

United Airlines flights from California to Istanbul Airport

Our best United Airlines deals on California to Istanbul Airport flight tickets
United Airlines
Nov 11
ONT4:03 pmOntario
19h 42m
2 stops
IST10:45 pmIstanbul
Nov 25
IST6:30 amIstanbul
25h 51m
2 stops
ONT9:21 pmOntario
$911
United Airlines
Sep 14
ONT1:56 pmOntario
21h 29m
2 stops
IST9:25 pmIstanbul
Jan 27
IST6:30 amIstanbul
25h 51m
2 stops
ONT9:21 pmOntario
$912
United Airlines
Nov 4
SNA2:03 pmSanta Ana J. Wayne/Orange Cnty
21h 42m
2 stops
IST10:45 pmIstanbul
Nov 13
IST6:30 amIstanbul
37h 45m
2 stops
SNA9:15 amSanta Ana J. Wayne/Orange Cnty
$917

momondo Fare Finder

 
Customize your flight search to find flights from California to Istanbul Airport 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, momondo users made 832,500 searches. Data last updated June 17, 2026.
Use the filters below to find and compare flights from California to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Wed 11/11

4:03 pm-10:45 pm

2 stops19h 42m

Istanbul

Wed 11/25

6:30 am-9:21 pm

2 stops25h 51m

$911

Santa AnaIstanbul

SNA - IST

SNAIST

Santa Ana J. Wayne/Orange Cnty

Wed 10/28

1:20 pm-3:05 am

2 stops27h 45m

Istanbul

Thu 11/5

4:45 am-8:19 pm

2 stops50h 34m

$911

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Mon 9/14

1:56 pm-9:25 pm

2 stops21h 29m

Istanbul

Wed 1/27

6:30 am-9:21 pm

2 stops25h 51m

$912

San JoseIstanbul

SJC - IST

SJCIST

San Jose

Fri 9/4

6:40 am-3:40 am

2 stops35h 00m

Istanbul

Fri 9/25

4:30 am-10:45 pm

2 stops28h 15m

$919

San JoseIstanbul

SJC - IST

SJCIST

San Jose

Fri 9/4

6:40 am-3:40 am

2 stops35h 00m

Istanbul

Fri 9/25

4:30 am-10:45 pm

2 stops28h 15m

$921
Quickest round-trip

Las VegasIstanbul

LAS - IST

LASIST

Las Vegas Harry Reid Intl

Wed 11/11

3:25 pm-5:55 pm

1 stop15h 30m

Istanbul

Fri 11/20

7:15 am-7:15 pm

2 stops23h 00m

$944

Santa AnaIstanbul

SNA - IST

SNAIST

Santa Ana J. Wayne/Orange Cnty

Wed 11/11

12:25 pm-6:10 pm

2 stops42h 45m

Istanbul

Fri 11/20

6:30 am-11:26 am

2 stops39h 56m

$947

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Wed 11/4

12:00 pm-5:55 pm

2 stops18h 55m

Istanbul

Mon 11/16

7:15 am-4:12 pm

2 stops19h 57m

$948

San DiegoIstanbul

SAN - IST

SANIST

San Diego

Wed 11/4

10:00 am-5:55 pm

2 stops20h 55m

Istanbul

Wed 11/18

5:55 pm-12:10 pm

1 stop29h 15m

$948

San JoseIstanbul

SJC - IST

SJCIST

San Jose

Mon 11/9

9:50 am-5:55 pm

2 stops21h 05m

Istanbul

Mon 11/16

7:15 am-5:00 pm

2 stops20h 45m

$949

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Istanbul from

How to get the cheapest flight ticket from California to Istanbul Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Istanbul Airport?

In general, April is the cheapest month to fly from California to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $734. If you don’t want to visit Istanbul Airport in April, then you should wait until March to fly from California, when ticket prices are also cheap, with an average price of $739.

What is the cheapest day to depart on your flight to Istanbul Airport?

Our data shows that Tuesday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $877. On the other hand, Friday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,015.

What is the cheapest time of day to depart on your flight to Istanbul Airport?

In the afternoon is the cheapest time of day to fly from California to Istanbul Airport when you can find flight prices for as low as $875. Flying to Istanbul Airport in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $1,216.

What is the cheapest California to Istanbul flight route?

Fly from San Francisco to Istanbul for the best California - Istanbul flight prices

How far in advance should I book a flight from California to Istanbul Airport?

You are more likely to see cheaper flights to Istanbul Airport from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $975 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from California for as low as $842 on momondo.

What cabin class options are available on California to Istanbul Airport flights?

There are 3 cabin classes available to choose from on California to Istanbul Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to Istanbul Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a California to Istanbul Airport flight.

Cheap California to Istanbul Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Istanbul Airport

Best Price Found

$671

Fastest flight time

12h 10m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sun
The best one-way flight to Istanbul Airport from California in the past 72 hours is $671. The best round-trip flight deal from California to Istanbul Airport found on momondo in the last 72 hours is $1,105.
The fastest flight from California to Istanbul Airport takes 12h 10m
Direct flights go from California to Istanbul Airport on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. There are no airlines offering direct flights.
Search flight deals

Frequently asked questions about flying from California to Istanbul Airport

  • When did momondo last update prices for flights from California to Istanbul Airport?

    Prices for flights from California to Istanbul Airport are updated daily.

  • How many operators does momondo search for flights from California to Istanbul Airport?

  • How old do you have to be to fly from California to Istanbul Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Istanbul Airport.

  • What documentation or ID do you need to fly to Istanbul Airport?

    The travel and health documents you'll need for your trip to Istanbul Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Istanbul Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from California to Istanbul Airport?

Best airlines flying from California to Istanbul Airport

Compare and see reviews for airlines that fly from California to Istanbul Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $365Free CancellationRating
7.8
8,410 reviews
Search Delta flights
LOTPriceFrom $508Free CancellationRating
7.5
1,201 reviews
Search LOT flights
LufthansaPriceFrom $515Free CancellationRating
6.8
8,069 reviews
Search Lufthansa flights
Qatar AirwaysPriceFrom $526Free CancellationRating
7.3
3,727 reviews
Search Qatar Airways flights
American AirlinesPriceFrom $530Free CancellationRating
7.1
11,679 reviews
Search American Airlines flights
British AirwaysPriceFrom $532Free CancellationRating
6.7
8,054 reviews
Search British Airways flights
Air CanadaPriceFrom $553Free CancellationRating
7.1
11,209 reviews
Search Air Canada flights
United AirlinesPriceFrom $560Free CancellationRating
7.4
9,857 reviews
Search United Airlines flights
EgyptairPriceFrom $602Free CancellationRating
6.6
427 reviews
Search Egyptair flights
Scandinavian AirlinesPriceFrom $608Free CancellationRating
7.4
1,830 reviews
Search Scandinavian Airlines flights

Traveling to a place near Istanbul?

Book flights to Istanbul if you plan to visit one of these locations
Yalova

Why use momondo?

Why should I use momondo to find a flight deal from California to Istanbul?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Istanbul. momondo saves you time and could save you money on your trip.

Can I find flights from California to Istanbul with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for California to Istanbul flights to just show those with flexible booking policies.

How can momondo help me find flights from California to Istanbul?

momondo provides multiple filters to help you find the best flight to Istanbul from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from California to Istanbul right now. Can momondo alert me if prices change?

Price alerts on flights to Istanbul from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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