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Cheap flights from Portland to South Korea from $418

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 South Korea departing on 3/15. 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 South Korea

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:50 am - 5:10 pmPDX-ICN
14h 20m1 stop
Air Canada Logo
6:55 pm - 6:30 pmICN-PDX
16h 35m1 stop
$691Air Canada
Find Deal
dom., nov. 30 - sáb., dic. 13
Multiple Airlines Logo
9:50 am - 9:35 pmPDX-ICN
18h 45m1 stop
Multiple Airlines Logo
9:20 pm - 6:30 pmICN-PDX
14h 10m1 stop
$767Multiple Airlines
Find Deal
dom., ene. 18 - sáb., ene. 31
Air Canada Logo
9:50 am - 5:10 pmPDX-ICN
14h 20m1 stop
Air Canada Logo
6:55 pm - 6:30 pmICN-PDX
16h 35m1 stop
$799Air Canada
Find Deal
lun., dic. 1 - sáb., dic. 13
Multiple Airlines Logo
9:50 am - 10:25 pmPDX-ICN
19h 35m2 stops
Multiple Airlines Logo
5:55 pm - 2:40 pmICN-PDX
13h 45m1 stop
$812Multiple Airlines
Find Deal
mar., dic. 2 - vie., dic. 12
Alaska Airlines Logo
6:00 am - 6:35 pmPDX-ICN
19h 35m1 stop
Alaska Airlines Logo
8:35 pm - 7:15 pmICN-PDX
15h 40m1 stop
$816Alaska Airlines
Find Deal
vie., feb. 20 - jue., feb. 26
Alaska Airlines Logo
11:30 am - 6:35 pmPDX-ICN
15h 05m1 stop
Alaska Airlines Logo
8:35 pm - 6:48 pmICN-PDX
14h 13m1 stop
$818Alaska Airlines
Find Deal
jue., mar. 26 - mié., abr. 8
Japan Airlines Logo
7:05 am - 10:05 pmPDX-GMP
22h 00m2 stops
Japan Airlines Logo
8:00 am - 4:50 pmGMP-PDX
25h 50m2 stops
$908Japan Airlines
Find Deal
mié., feb. 18 - lun., mar. 2
Japan Airlines Logo
7:20 am - 10:05 pmPDX-GMP
21h 45m2 stops
Japan Airlines Logo
8:00 am - 4:50 pmGMP-PDX
25h 50m2 stops
$928Japan Airlines
Find Deal
mar., ene. 20 - jue., feb. 5
China Eastern Logo
6:30 am - 11:35 amPDX-PUS
37h 05m2 stops
China Eastern Logo
12:35 pm - 4:10 pmPUS-PDX
43h 35m2 stops
$1,118China Eastern
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sáb., abr. 18 - mié., abr. 22
Delta Logo
7:10 am - 8:45 pmPDX-PUS
21h 35m2 stops
Delta Logo
10:40 am - 8:49 pmPUS-PDX
26h 09m2 stops
$1,331Delta
Find Deal
dom., mar. 15 - mié., abr. 15

Alaska Airlines flights from Portland to South Korea

Our best Alaska Airlines deals on Portland to South Korea flight tickets
Alaska Airlines
Feb 20
PDX6:00 amPortland
19h 35m
1 stop
ICN6:35 pmIncheon Intl
Feb 26
ICN8:35 pmIncheon Intl
15h 40m
1 stop
PDX7:15 pmPortland
$816
Find similar
Alaska Airlines
Mar 26
PDX11:30 amPortland
15h 05m
1 stop
ICN6:35 pmIncheon Intl
Apr 8
ICN8:35 pmIncheon Intl
14h 13m
1 stop
PDX6:48 pmPortland
$818
Find similar
Alaska Airlines
Feb 19
PDX9:19 pmPortland
28h 16m
1 stop
ICN6:35 pmIncheon Intl
Feb 26
ICN8:35 pmIncheon Intl
13h 08m
1 stop
PDX4:43 pmPortland
$821
Find similar

Air Canada flights from Portland to South Korea

Our best Air Canada deals on Portland to South Korea flight tickets
Air Canada
Nov 30
PDX9:50 amPortland
14h 20m
1 stop
ICN5:10 pmIncheon Intl
Dec 13
ICN6:55 pmIncheon Intl
16h 35m
1 stop
PDX6:30 pmPortland
$691
Find similar
Air Canada
Dec 1
PDX9:50 amPortland
14h 20m
1 stop
ICN5:10 pmIncheon Intl
Dec 13
ICN6:55 pmIncheon Intl
16h 35m
1 stop
PDX6:30 pmPortland
$799
Find similar
Air Canada
Feb 18
PDX7:00 pmPortland
28h 00m
1 stop
ICN4:00 pmIncheon Intl
Mar 2
ICN6:55 pmIncheon Intl
12h 45m
1 stop
PDX2:40 pmPortland
$850
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to South Korea 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 noviembre 18, 2025.
Use the filters below to find and compare flights from Portland to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

dom. 11/30

9:50 am-5:10 pm

1 stop14h 20m

Incheon Intl

sáb. 12/13

6:55 pm-6:30 pm

1 stop16h 35m

$691

PortlandIncheon

PDX - ICN

PDXICN

Portland

dom. 1/18

9:50 am-9:35 pm

1 stop18h 45m

Incheon Intl

sáb. 1/31

9:20 pm-6:30 pm

1 stop14h 10m

$767

PortlandIncheon

PDX - ICN

PDXICN

Portland

lun. 12/1

9:50 am-5:10 pm

1 stop14h 20m

Incheon Intl

sáb. 12/13

6:55 pm-6:30 pm

1 stop16h 35m

$799

PortlandIncheon

PDX - ICN

PDXICN

Portland

mar. 12/2

9:50 am-10:25 pm

2 stops19h 35m

Incheon Intl

vie. 12/12

5:55 pm-2:40 pm

1 stop13h 45m

$812

PortlandIncheon

PDX - ICN

PDXICN

Portland

vie. 2/20

6:00 am-6:35 pm

1 stop19h 35m

Incheon Intl

jue. 2/26

8:35 pm-7:15 pm

1 stop15h 40m

$816

PortlandIncheon

PDX - ICN

PDXICN

Portland

jue. 3/26

11:30 am-6:35 pm

1 stop15h 05m

Incheon Intl

mié. 4/8

8:35 pm-6:48 pm

1 stop14h 13m

$818

PortlandSeoul

PDX - GMP

PDXGMP

Portland

mié. 2/18

7:05 am-10:05 pm

2 stops22h 00m

Seoul Gimpo Intl

lun. 3/2

8:00 am-4:50 pm

2 stops25h 50m

$908

PortlandSeoul

PDX - GMP

PDXGMP

Portland

mar. 1/20

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

jue. 2/5

8:00 am-4:50 pm

2 stops25h 50m

$928

PortlandBusan

PDX - PUS

PDXPUS

Portland

sáb. 4/18

6:30 am-11:35 am

2 stops37h 05m

Busan Gimhae

mié. 4/22

12:35 pm-4:10 pm

2 stops43h 35m

$1,118

PortlandBusan

PDX - PUS

PDXPUS

Portland

dom. 3/15

7:10 am-8:45 pm

2 stops21h 35m

Busan Gimhae

mié. 4/15

10:40 am-8:49 pm

2 stops26h 09m

$1,331

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 South Korea from

How to get the cheapest flight ticket from Portland to South Korea

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 day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Portland is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,190. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Portland to South Korea for around $1,498.

What is the cheapest time of day to depart on your flight to South Korea?

Flying to South Korea from Portland in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,179 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,565 on average. Flights to South Korea from Portland in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to South Korea?

You are more likely to see cheaper flights to South Korea from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,176 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from Portland for as low as $994 on momondo.

Cheap Portland to South Korea flight deals and tips

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

Direct flights

None
There are no direct flights from Portland to South Korea. There are no popular flight routes from Portland to South Korea.
Search flight deals

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

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

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

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

    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 South Korea.

  • What documentation or ID do you need to fly to South Korea?

    The required travel and health documents for your South Korea trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Korea. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to South Korea

Compare and see reviews for airlines that fly from Portland to South Korea with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $767Free CancellationRating
7.8
2,809 reviews
Search Hawaiian Airlines flights
Air CanadaPriceFrom $809Free CancellationRating
7.1
10,459 reviews
Search Air Canada flights
China EasternPriceFrom $822Free CancellationRating
7.2
178 reviews
Search China Eastern flights
Alaska AirlinesPriceFrom $847Free CancellationRating
8.0
11,315 reviews
Search Alaska Airlines flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,008 reviews
Search Delta flights
United AirlinesPriceFrom $907Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $912Free CancellationRating
8.2
487 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,082Free CancellationRating
8.4
1,166 reviews
Search Korean Air flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to South Korea from Portland.

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

momondo does allow users to show only those flights to South Korea from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to South Korea?

Once you have performed a search for Portland to South Korea flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to South Korea 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.

An easier way to manage your South Korea trip

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