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Cheap flights from Portland to Istanbul from $338

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 8/9. 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
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
3:30 pm - 3:30 am
PDX
-
IST
26h 00m
2 stops
Delta Logo
6:00 am - 10:02 pm
IST
-
PDX
26h 02m
2 stops
$754Delta
Sun, Jul 26 - Mon, Aug 3
Delta Logo
1:38 pm - 3:30 am
PDX
-
IST
27h 52m
2 stops
Delta Logo
5:20 pm - 11:10 am
IST
-
PDX
27h 50m
1 stop
$769Delta
Mon, Aug 17 - Thu, Oct 1
Delta Logo
1:38 pm - 3:30 am
PDX
-
IST
27h 52m
2 stops
Delta Logo
6:00 am - 11:10 am
IST
-
PDX
15h 10m
1 stop
$770Delta
Mon, Aug 17 - Thu, Oct 1
Delta Logo
11:10 am - 3:30 am
PDX
-
IST
30h 20m
2 stops
Delta Logo
4:25 am - 4:21 pm
IST
-
PDX
21h 56m
2 stops
$779Delta
Sun, Sep 6 - Wed, Sep 16
Delta Logo
12:23 pm - 3:30 am
PDX
-
IST
29h 07m
2 stops
Delta Logo
6:00 am - 10:02 pm
IST
-
PDX
26h 02m
2 stops
$784Delta
Mon, Jul 27 - Mon, Aug 3
Qatar Airways Logo
10:40 am - 12:10 pm
PDX
-
SAW
39h 30m
2 stops
Qatar Airways Logo
1:40 pm - 2:53 pm
SAW
-
PDX
36h 13m
2 stops
$1,009Qatar Airways
Thu, Oct 29 - Thu, Nov 12
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
$1,040KLM
Tue, Aug 18 - Tue, Sep 8
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
$1,049KLM
Tue, May 19 - Thu, Jun 4
KLM Logo
1:05 pm - 5:05 pm
PDX
-
SAW
18h 00m
1 stop
KLM Logo
8:50 am - 11:10 am
SAW
-
PDX
36h 20m
1 stop
$1,054KLM
Mon, May 18 - Thu, May 21
KLM Logo
1:05 pm - 10:55 pm
PDX
-
SAW
23h 50m
1 stop
KLM Logo
8:50 am - 7:24 pm
SAW
-
PDX
20h 34m
2 stops
$1,059KLM
Tue, May 19 - Thu, Jun 4

Delta flights from Portland to Istanbul

Our best Delta deals on Portland to Istanbul flight tickets
Delta
Jul 26
PDX3:30 pmPortland
26h 00m
2 stops
IST3:30 amIstanbul
Aug 3
IST6:00 amIstanbul
26h 02m
2 stops
PDX10:02 pmPortland
$754
Delta
Aug 17
PDX1:38 pmPortland
27h 52m
2 stops
IST3:30 amIstanbul
Oct 1
IST5:20 pmIstanbul
27h 50m
1 stop
PDX11:10 amPortland
$769
Delta
Aug 17
PDX1:38 pmPortland
27h 52m
2 stops
IST3:30 amIstanbul
Oct 1
IST6:00 amIstanbul
15h 10m
1 stop
PDX11:10 amPortland
$770

Qatar Airways flights from Portland to Istanbul

Our best Qatar Airways deals on Portland to Istanbul flight tickets
Qatar Airways
Oct 5
PDX11:57 amPortland
37h 58m
2 stops
IST11:55 amIstanbul
Oct 20
IST8:05 pmIstanbul
30h 32m
2 stops
PDX4:37 pmPortland
$939
Qatar Airways
Oct 29
PDX7:10 amPortland
43h 00m
2 stops
SAW12:10 pmIstanbul Sabiha Gokcen
Nov 16
SAW1:40 pmIstanbul Sabiha Gokcen
36h 13m
2 stops
PDX2:53 pmPortland
$1,009
Qatar Airways
May 11
PDX1:52 pmPortland
31h 28m
2 stops
IST7:20 amIstanbul
May 19
IST11:10 amIstanbul
44h 18m
2 stops
PDX9:28 pmPortland
$1,146

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 May 5, 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

Sun 7/26

3:30 pm-3:30 am

2 stops26h 00m

Istanbul

Mon 8/3

6:00 am-10:02 pm

2 stops26h 02m

$754

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 8/17

1:38 pm-3:30 am

2 stops27h 52m

Istanbul

Thu 10/1

5:20 pm-11:10 am

1 stop27h 50m

$769
Quickest round-trip

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 8/17

1:38 pm-3:30 am

2 stops27h 52m

Istanbul

Thu 10/1

6:00 am-11:10 am

1 stop15h 10m

$770

PortlandIstanbul

PDX - IST

PDXIST

Portland

Sun 9/6

11:10 am-3:30 am

2 stops30h 20m

Istanbul

Wed 9/16

4:25 am-4:21 pm

2 stops21h 56m

$779

PortlandIstanbul

PDX - IST

PDXIST

Portland

Mon 7/27

12:23 pm-3:30 am

2 stops29h 07m

Istanbul

Mon 8/3

6:00 am-10:02 pm

2 stops26h 02m

$784

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Thu 10/29

10:40 am-12:10 pm

2 stops39h 30m

Istanbul Sabiha Gokcen

Thu 11/12

1:40 pm-2:53 pm

2 stops36h 13m

$1,009

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Tue 8/18

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Tue 9/8

8:50 am-11:10 am

1 stop36h 20m

$1,040

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Tue 5/19

1:05 pm-9:00 pm

1 stop21h 55m

Istanbul Sabiha Gokcen

Thu 6/4

8:50 am-11:10 am

1 stop36h 20m

$1,049

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Mon 5/18

1:05 pm-5:05 pm

1 stop18h 00m

Istanbul Sabiha Gokcen

Thu 5/21

8:50 am-11:10 am

1 stop36h 20m

$1,054

PortlandIstanbul

PDX - SAW

PDXSAW

Portland

Tue 5/19

1:05 pm-10:55 pm

1 stop23h 50m

Istanbul Sabiha Gokcen

Thu 6/4

8:50 am-7:24 pm

2 stops20h 34m

$1,059

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 $873 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

16h 50m

Direct flights

None
The fastest flight from Portland to Istanbul takes 16h 50m
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 16h 50m.

  • 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
650 reviews
Search Icelandair flights
LufthansaPriceFrom $541Free CancellationRating
6.8
7,972 reviews
Search Lufthansa flights
British AirwaysPriceFrom $554Free CancellationRating
6.7
7,944 reviews
Search British Airways flights
Air CanadaPriceFrom $560Free CancellationRating
7.1
10,996 reviews
Search Air Canada flights
KLMPriceFrom $620Free CancellationRating
7.8
1,511 reviews
Search KLM flights
DeltaPriceFrom $628Free CancellationRating
7.9
8,459 reviews
Search Delta flights
United AirlinesPriceFrom $652Free CancellationRating
7.4
9,681 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $943Free CancellationRating
7.4
3,723 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