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Cheap flights from Portland to Istanbul from $328

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Istanbul departing on 8/19. 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

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Find the cheapest flights from Portland to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:15 am - 3:30 am
PDX
-
IST
30h 15m
2 stops
Delta Logo
6:00 am - 11:10 am
IST
-
PDX
15h 10m
1 stop
$704Delta
Tue, Jul 28 - Thu, Aug 6
Delta Logo
3:30 pm - 3:30 am
PDX
-
IST
26h 00m
2 stops
Delta Logo
4:25 am - 9:13 pm
IST
-
PDX
26h 48m
2 stops
$714Delta
Sun, Aug 2 - Wed, Aug 12
Delta Logo
12:23 pm - 3:30 am
PDX
-
IST
29h 07m
2 stops
Delta Logo
5:20 pm - 11:10 am
IST
-
PDX
27h 50m
1 stop
$739Delta
Wed, Jul 15 - Thu, Sep 17
Delta Logo
12:23 pm - 3:30 am
PDX
-
IST
29h 07m
2 stops
Delta Logo
6:00 am - 9:13 pm
IST
-
PDX
25h 13m
2 stops
$744Delta
Thu, Jul 16 - Tue, Jul 28
Qatar Airways Logo
1:53 pm - 12:10 pm
PDX
-
SAW
35h 17m
2 stops
Qatar Airways Logo
1:35 pm - 4:37 pm
SAW
-
PDX
37h 02m
2 stops
$933Qatar Airways
Mon, Nov 2 - Tue, Mar 30
KLM Logo
11:55 am - 5:30 pm
PDX
-
SAW
18h 35m
2 stops
KLM Logo
9:00 am - 11:20 am
SAW
-
PDX
37h 20m
1 stop
$943KLM
Sun, Nov 1 - Sat, Nov 7
KLM Logo
11:55 am - 5:30 pm
PDX
-
SAW
18h 35m
2 stops
KLM Logo
9:00 am - 9:53 pm
SAW
-
PDX
23h 53m
2 stops
$953KLM
Sun, Nov 1 - Sat, Nov 7
KLM Logo
1:05 pm - 10:55 pm
PDX
-
SAW
23h 50m
1 stop
KLM Logo
2:40 pm - 11:10 am
SAW
-
PDX
30h 30m
1 stop
$983KLM
Sun, Sep 6 - Wed, Sep 16
KLM Logo
11:17 am - 5:05 pm
PDX
-
SAW
19h 48m
2 stops
KLM Logo
8:50 am - 11:10 am
SAW
-
PDX
36h 20m
1 stop
$987KLM
Mon, Aug 17 - Thu, Oct 1
Qatar Airways Logo
1:50 pm - 12:10 pm
PDX
-
SAW
35h 20m
2 stops
Qatar Airways Logo
1:40 pm - 2:55 pm
SAW
-
PDX
36h 15m
2 stops
$1,009Qatar Airways
Mon, Nov 30 - Tue, Dec 8

KLM flights from Portland to Istanbul

Our best KLM deals on Portland to Istanbul flight tickets
KLM
Nov 1
PDX11:39 amPortland
18h 16m
2 stops
IST4:55 pmIstanbul
Nov 7
IST5:55 pmIstanbul
28h 25m
1 stop
PDX11:20 amPortland
$950
KLM
Aug 17
PDX11:17 amPortland
19h 48m
2 stops
SAW5:05 pmIstanbul Sabiha Gokcen
Oct 1
SAW8:50 amIstanbul Sabiha Gokcen
36h 20m
1 stop
PDX11:10 amPortland
$987
KLM
Aug 17
PDX11:17 amPortland
19h 48m
2 stops
SAW5:05 pmIstanbul Sabiha Gokcen
Oct 1
SAW8:50 amIstanbul Sabiha Gokcen
36h 20m
1 stop
PDX11:10 amPortland
$988

Delta flights from Portland to Istanbul

Our best Delta deals on Portland to Istanbul flight tickets
Delta
Jul 28
PDX11:15 amPortland
30h 15m
2 stops
IST3:30 amIstanbul
Aug 6
IST6:00 amIstanbul
15h 10m
1 stop
PDX11:10 amPortland
$704
Delta
Aug 2
PDX3:30 pmPortland
26h 00m
2 stops
IST3:30 amIstanbul
Aug 12
IST4:25 amIstanbul
26h 48m
2 stops
PDX9:13 pmPortland
$714
Delta
Jul 15
PDX12:23 pmPortland
29h 07m
2 stops
IST3:30 amIstanbul
Sep 17
IST5:20 pmIstanbul
27h 50m
1 stop
PDX11:10 amPortland
$739

momondo Fare Finder

 
Customize your flight search to find flights from Portland 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, momondo users made 832,500 searches. Data last updated June 4, 2026.
Use the filters below to find and compare flights from Portland to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 7/28

11:15 am-3:30 am

2 stops30h 15m

Istanbul

Thu 8/6

6:00 am-11:10 am

1 stop15h 10m

$704

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 8/2

3:30 pm-3:30 am

2 stops26h 00m

Istanbul

Wed 8/12

4:25 am-9:13 pm

2 stops26h 48m

$714

PortlandIstanbul

PDX - IST

PDXIST

Portland

Wed 7/15

12:23 pm-3:30 am

2 stops29h 07m

Istanbul

Thu 9/17

5:20 pm-11:10 am

1 stop27h 50m

$739

PortlandIstanbul

PDX - IST

PDXIST

Portland

Thu 7/16

12:23 pm-3:30 am

2 stops29h 07m

Istanbul

Tue 7/28

6:00 am-9:13 pm

2 stops25h 13m

$744

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Mon 11/2

1:53 pm-12:10 pm

2 stops35h 17m

Istanbul Sabiha Gokcen

Tue 3/30

1:35 pm-4:37 pm

2 stops37h 02m

$933

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Sun 11/1

11:55 am-5:30 pm

2 stops18h 35m

Istanbul Sabiha Gokcen

Sat 11/7

9:00 am-11:20 am

1 stop37h 20m

$943
Quickest round-trip

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Sun 11/1

11:55 am-5:30 pm

2 stops18h 35m

Istanbul Sabiha Gokcen

Sat 11/7

9:00 am-9:53 pm

2 stops23h 53m

$953

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Sun 9/6

1:05 pm-10:55 pm

1 stop23h 50m

Istanbul Sabiha Gokcen

Wed 9/16

2:40 pm-11:10 am

1 stop30h 30m

$983

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Mon 8/17

11:17 am-5:05 pm

2 stops19h 48m

Istanbul Sabiha Gokcen

Thu 10/1

8:50 am-11:10 am

1 stop36h 20m

$987

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Mon 11/30

1:50 pm-12:10 pm

2 stops35h 20m

Istanbul Sabiha Gokcen

Tue 12/8

1:40 pm-2:55 pm

2 stops36h 15m

$1,009

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 Portland to Istanbul

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 typical price of a round-trip flight between Portland and Istanbul?

What is the cheapest month to fly to Istanbul?

In general, March is the cheapest month to fly from Portland to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $372. If you aren’t able to travel to Istanbul during the month of March, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $374.

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

You are more likely to see cheaper flights to Istanbul from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $870 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Portland for as low as $559 on momondo.

Cheap Portland to Istanbul flight deals and tips

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

Fastest flight time

17h 20m

Direct flights

None
The fastest flight from Portland to Istanbul takes 17h 20m
There are no direct flights from Portland to Istanbul. There are no popular flight routes from Portland to Istanbul.
Search flight deals

Frequently asked questions about flying from Portland to Istanbul

  • How far is Portland to Istanbul by plane?

    Istanbul is 6201.2 mi away from Portland. A reasonable flight in good conditions will take 17h 20m.

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

    Prices for flights from Portland Airport to Istanbul were last updated today.

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

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

    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 Portland Airport to Istanbul.

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

    The travel and health documents required for your trip to Istanbul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Istanbul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland to Istanbul

Compare and see reviews for airlines that fly from Portland to Istanbul with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $374Free CancellationRating
7.0
665 reviews
Search Icelandair flights
LufthansaPriceFrom $541Free CancellationRating
6.8
8,036 reviews
Search Lufthansa flights
British AirwaysPriceFrom $545Free CancellationRating
6.7
8,026 reviews
Search British Airways flights
Air CanadaPriceFrom $560Free CancellationRating
7.1
11,126 reviews
Search Air Canada flights
KLMPriceFrom $620Free CancellationRating
7.8
1,524 reviews
Search KLM flights
DeltaPriceFrom $628Free CancellationRating
7.8
8,395 reviews
Search Delta flights
United AirlinesPriceFrom $652Free CancellationRating
7.4
9,774 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $764Free CancellationRating
7.4
3,730 reviews
Search Qatar Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Istanbul for you.

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

Yes. All flights to Istanbul from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

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

Price alerts on flights to Istanbul from Portland 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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Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 20.9 mi from Istanbul
Istanbul Airport
Istanbul Sabiha Gokcen Airport