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Cheap flights from Portland to Istanbul from $310

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 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
1:32 pm - 3:30 am
PDX
-
IST
27h 58m
2 stops
Delta Logo
6:00 am - 11:10 am
IST
-
PDX
15h 10m
1 stop
$728Delta
Mon, Apr 20 - Tue, Apr 28
Delta Logo
6:15 am - 4:20 pm
PDX
-
IST
24h 05m
2 stops
Delta Logo
5:20 pm - 5:11 pm
IST
-
PDX
33h 51m
2 stops
$730Delta
Sun, Apr 26 - Mon, May 11
Delta Logo
10:42 am - 3:30 am
PDX
-
IST
30h 48m
2 stops
Delta Logo
6:00 am - 5:32 pm
IST
-
PDX
21h 32m
2 stops
$737Delta
Mon, Apr 20 - Tue, Apr 28
Delta Logo
3:35 pm - 3:30 am
PDX
-
IST
25h 55m
2 stops
Delta Logo
4:25 am - 10:16 pm
IST
-
PDX
27h 51m
2 stops
$738Delta
Tue, Apr 21 - Tue, Apr 28
Delta Logo
1:32 pm - 3:30 am
PDX
-
IST
27h 58m
2 stops
Delta Logo
5:20 pm - 11:10 am
IST
-
PDX
27h 50m
1 stop
$778Delta
Sun, Apr 26 - Sun, May 3
Scandinavian Airlines Logo
1:38 pm - 3:40 am
PDX
-
IST
28h 02m
2 stops
Scandinavian Airlines Logo
4:30 am - 6:41 pm
IST
-
PDX
24h 11m
2 stops
$827Scandinavian Airlines
Sun, Sep 6 - Sat, Sep 26
KLM Logo
1:05 pm - 9:00 pm
PDX
-
SAW
21h 55m
1 stop
KLM Logo
8:50 am - 11:10 am
SAW
-
PDX
36h 20m
1 stop
$943KLM
Wed, Apr 8 - Mon, Apr 20
KLM Logo
2:00 pm - 9:00 pm
PDX
-
SAW
21h 00m
2 stops
KLM Logo
8:50 am - 11:10 am
SAW
-
PDX
36h 20m
1 stop
$947KLM
Wed, Apr 8 - Mon, Apr 20
KLM Logo
5:02 pm - 9:00 pm
PDX
-
SAW
17h 58m
2 stops
KLM Logo
8:50 am - 9:32 pm
SAW
-
PDX
22h 42m
2 stops
$957KLM
Wed, Apr 8 - Mon, Apr 20
KLM Logo
1:05 pm - 9:00 pm
PDX
-
SAW
21h 55m
1 stop
KLM Logo
8:50 am - 11:10 am
SAW
-
PDX
36h 20m
1 stop
$973KLM
Tue, Apr 14 - Sun, May 31

KLM flights from Portland to Istanbul

Our best KLM deals on Portland to Istanbul flight tickets
KLM
Apr 14
PDX1:05 pmPortland
17h 15m
1 stop
IST4:20 pmIstanbul
May 31
IST4:25 amIstanbul
20h 23m
2 stops
PDX2:48 pmPortland
$929
KLM
Apr 8
PDX1:05 pmPortland
21h 55m
1 stop
SAW9:00 pmIstanbul Sabiha Gokcen
Apr 20
SAW8:50 amIstanbul Sabiha Gokcen
36h 20m
1 stop
PDX11:10 amPortland
$943
KLM
Apr 8
PDX2:00 pmPortland
21h 00m
2 stops
SAW9:00 pmIstanbul Sabiha Gokcen
Apr 20
SAW8:50 amIstanbul Sabiha Gokcen
36h 20m
1 stop
PDX11:10 amPortland
$947

Qatar Airways flights from Portland to Istanbul

Our best Qatar Airways deals on Portland to Istanbul flight tickets
Qatar Airways
Aug 17
PDX1:48 pmPortland
36h 07m
2 stops
IST11:55 amIstanbul
Oct 1
IST8:05 pmIstanbul
32h 28m
2 stops
PDX6:33 pmPortland
$964
Qatar Airways
May 8
PDX11:59 amPortland
33h 16m
2 stops
IST7:15 amIstanbul
Jun 18
IST8:05 pmIstanbul
36h 20m
2 stops
PDX10:25 pmPortland
$1,001
Qatar Airways
Jul 15
PDX12:09 pmPortland
32h 11m
2 stops
IST6:20 amIstanbul
Jul 18
IST8:05 pmIstanbul
30h 54m
2 stops
PDX4:59 pmPortland
$1,007

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 March 28, 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

Mon 4/20

1:32 pm-3:30 am

2 stops27h 58m

Istanbul

Tue 4/28

6:00 am-11:10 am

1 stop15h 10m

$728

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/26

6:15 am-4:20 pm

2 stops24h 05m

Istanbul

Mon 5/11

5:20 pm-5:11 pm

2 stops33h 51m

$730

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 4/20

10:42 am-3:30 am

2 stops30h 48m

Istanbul

Tue 4/28

6:00 am-5:32 pm

2 stops21h 32m

$737

PortlandIstanbul

PDX - IST

PDXIST

Portland

Tue 4/21

3:35 pm-3:30 am

2 stops25h 55m

Istanbul

Tue 4/28

4:25 am-10:16 pm

2 stops27h 51m

$738

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 4/26

1:32 pm-3:30 am

2 stops27h 58m

Istanbul

Sun 5/3

5:20 pm-11:10 am

1 stop27h 50m

$778

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 9/6

1:38 pm-3:40 am

2 stops28h 02m

Istanbul

Sat 9/26

4:30 am-6:41 pm

2 stops24h 11m

$827

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Wed 4/8

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Mon 4/20

8:50 am-11:10 am

1 stop36h 20m

$943

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Wed 4/8

2:00 pm-9:00 pm

2 stops21h 00m

Istanbul Sabiha Gokcen

Mon 4/20

8:50 am-11:10 am

1 stop36h 20m

$947
Quickest round-trip

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Wed 4/8

5:02 pm-9:00 pm

2 stops17h 58m

Istanbul Sabiha Gokcen

Mon 4/20

8:50 am-9:32 pm

2 stops22h 42m

$957

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Tue 4/14

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Sun 5/31

8:50 am-11:10 am

1 stop36h 20m

$973

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, January 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 $621. If you aren’t able to travel to Istanbul during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $651.

How far in advance should I book a flight 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 $607 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

18h 00m

Direct flights

None
The fastest flight from Portland to Istanbul takes 18h 00m
There are no direct flights from Portland to Istanbul. There are no popular flight routes from Portland to Istanbul.
Search flight deals

  • How far is Portland to Istanbul by plane?

    Istanbul is 6201.2 mi away from Portland. A reasonable flight in good conditions will take 18h 00m.

  • 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
627 reviews
Search Icelandair flights
LufthansaPriceFrom $541Free CancellationRating
6.8
7,871 reviews
Search Lufthansa flights
British AirwaysPriceFrom $554Free CancellationRating
6.7
7,824 reviews
Search British Airways flights
Air CanadaPriceFrom $560Free CancellationRating
7.1
10,853 reviews
Search Air Canada flights
KLMPriceFrom $620Free CancellationRating
7.8
1,477 reviews
Search KLM flights
DeltaPriceFrom $628Free CancellationRating
7.9
8,352 reviews
Search Delta flights
United AirlinesPriceFrom $652Free CancellationRating
7.4
9,500 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $943Free CancellationRating
7.4
3,733 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