Are direct flights from Portland to Seoul always the best option?

Direct flights offer convenience by minimizing travel time and avoiding layovers. However, they are not always the most budget-friendly choice. Flights with one or more stops can sometimes be significantly cheaper, depending on the route and airline. Consider your priorities for cost versus convenience.

Can flexible travel dates help on Portland to Seoul flights?

Yes, being flexible with your travel dates can often lead to finding more affordable flights. Prices can vary significantly even within the same week or month. Flying on weekdays or during less popular travel periods may result in lower fares compared to weekends or peak seasons.

What extra costs should I check before booking Portland to Seoul flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total travel budget to avoid surprises.

Flights From Portland

To Seoul

Cheap Flights from Portland to Seoul

Browse current best options from Portland. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Portland

RatePunk searches hundreds of travel sites at once for deals on flights to Seoul

Prices updated 1 day ago

461 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from Portland to Seoul

Explore current cheapest deals departing from Portland to Seoul

2026-11-04 – 2026-11-18
PDX - Seoul
76% AI deal score
$808
$898
Round trip
2026-11-01 – 2026-11-07
PDX - Seoul
76% AI deal score
$834
$925
Round trip
2026-11-01 – 2026-11-16
PDX - Seoul
75% AI deal score
$806
$934
Round trip
2026-11-18 – 2026-11-23
PDX - Seoul
76% AI deal score
$859
$934
Round trip
2027-01-12 – 2027-01-19
PDX - Seoul
78% AI deal score
$964
$934
Round trip
2027-02-09 – 2027-02-16
PDX - Seoul
76% AI deal score
$914
$934
Round trip
2027-02-02 – 2027-02-11
PDX - Seoul
76% AI deal score
$916
$936
Round trip
2026-11-01 – 2026-11-05
PDX - Seoul
76% AI deal score
$876
$937
Round trip
2026-10-18 – 2026-10-27
PDX - Seoul
75% AI deal score
$779
$943
Round trip
2026-11-10 – 2026-11-16
PDX - Seoul
75% AI deal score
$831
$943
Round trip

Portland to Seoul: Overview

Insights for flights from Portland to Seoul

Most itineraries for flights from Portland to Seoul connect at least once. Right now, fares for this long-haul route, covering a distance of 8490 km, typically range from $753–$1261, with a median price of $970. Currently, fares are below the typical level, and about 4% of recent fares were classified as a good price. New deals for this route appear almost daily, suggesting frequent opportunities to find competitive pricing.

When is the cheapest time to fly from Portland to Seoul? You'll find the most affordable fares in March, with a median price of $659. February also offers competitive pricing, with a median of $669, followed closely by April at a median of $678. These months present the best opportunities for travelers seeking cheap flights from Portland to Seoul.

A typical journey from Portland to Seoul takes approximately 28h 15m, including connections. Since most itineraries involve at least one stopover, this duration reflects the overall travel time you can expect. The median number of stopovers for connecting flights on this route is 2.

How much is a round trip from Portland to Seoul

Regular price: $710 - $1,387

Prices for flights from Portland to Seoul are currently within the regular range.

The regular price range for flights from Portland to Seoul is between $710 and $1387. The current lowest deal is $898 with Alaska Airlines, Inc. for travel from November 4 to November 18.

now $898

Low $710

High $1,387

The cheapest time to fly from Portland to Seoul

The cheapest month to fly from Portland to Seoul is March, with a median price of $659. The most expensive month to fly is September, with a median price of $1476. Prices are generally lower from January to December.

March

Cheapest

Flights from $659

September

Most Expensive

Flights from $1,476

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Portland to Seoul

Alaska Airlines, Inc.

Air Premia

Air Canada

WestJet

Last-minute flights going from Portland to Seoul

Wed, Sep 16

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Qatar Airways

$876

$988

One-way

Thu, Sep 17

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Deutsche Luft Hansa

$864

$1,072

One-way

Thu, Sep 17

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Deutsche Luft Hansa

$810

$1,072

One-way

Sun, Sep 20

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Air Canada

$965

$1,032

One-way

Mon, Sep 21

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Air Canada

$949

$976

One-way

Mon, Sep 21

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Air Canada

$955

$1,032

One-way

Biggest price drops on these dates for flights from Portland to Seoul

2 nights

Jan 30 - Feb 1

$1,025 → $1,003

7 nights

Jan 25 - Feb 1

$978 → $1,004

9 nights

Jan 23 - Feb 1

$953 → $1,004

4 nights

Nov 4 - Nov 8

$873 → $933

Popular Airports to fly from Portland to Seoul

Portland - Seoul route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Portland to Seoul are below the typical level of $970.

📅 Best time to fly

Fly in March for the best prices

Historically, March, February, and April offer the lowest median prices for this route.

⏱️ Flight duration

Expect a long-haul flight

The median flight duration for this route is 28h 15m, typically with 2 stopovers.

✈️ Airlines & availability

Connecting flights are dominant

This route primarily features connecting flights, with no direct options available in recent data.

🏆 Airline highlight

Alaska Airlines, Inc. offers many deals

Alaska Airlines, Inc. has 67 deals for connecting flights on this route.

🎯 Booking tip

Deals appear frequently

Deals for flights from Portland to Seoul appear frequently, typically within 30 days.

Portland main airports to depart from

Portland International (PDX)

Cheapest

Portland International is a convenient departure point for flights to Seoul, offering competitive prices.

📍 ~10 km from Portland (reachable by car)

💸 Flights from ~$899

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good option for flights from Portland to Seoul.

📍 ~48 km from city center (reachable by car)

💸 Flights from ~$909

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheapest

Cheongju International can be a useful alternative as it is the closest international airport to Seoul outside the capital region.

📍 ~110 km from Seoul (reachable by bus and rail)

💸 Flights from ~$1,018

Business & First Class Flight Deals to Seoul

Discover luxury on the budget with premium cabin class on flights from Portland to Seoul.

Elite

Best Elite deals to Seoul

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From PDX

Elite

Oct 24

Seoul, South Korea

92% AI deal score

$5,808

$3,804

Save $2,004

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 24

Seoul, South Korea

92% AI deal score

$5,729

$3,899

Save $1,830

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Nov 07

Seoul, South Korea

92% AI deal score

$6,509

$4,177

Save $2,332

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 22

Seoul, South Korea

91% AI deal score

$5,634

$3,804

Save $1,830

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 22

Seoul, South Korea

91% AI deal score

$5,587

$3,899

Save $1,688

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 24

Seoul, South Korea

91% AI deal score

$5,596

$3,953

Save $1,643

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 22

Seoul, South Korea

91% AI deal score

$5,589

$3,953

Save $1,636

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 24

Seoul, South Korea

91% AI deal score

$5,634

$3,953

Save $1,681

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 22

Seoul, South Korea

91% AI deal score

$5,596

$3,953

Save $1,643

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 27

Seoul, South Korea

91% AI deal score

$5,732

$3,962

Save $1,770

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 24

Seoul, South Korea

91% AI deal score

$5,582

$4,008

Save $1,574

Alaska Airlines, Inc., +1

Business Class

From PDX

Elite

Oct 22

Seoul, South Korea

91% AI deal score

$5,553

$4,008

Save $1,545

Alaska Airlines, Inc., +1

Business Class

Frequently Asked Questions About Flights to Seoul

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you identify better deals. Look for flights during off-peak seasons or consider red-eye options, which may sometimes be less expensive.

Booking flights in advance often provides more options and potentially better prices, especially for international routes. However, last-minute deals can sometimes appear, though they are less common. Monitoring price trends and setting up fare alerts can help you decide on an optimal booking time.

Comparing nearby airports can sometimes reveal alternative flight options or different pricing structures. While not always necessary, it may be a useful strategy if your primary airports show higher fares. Be sure to factor in the additional travel time and cost to reach a different airport.

Related routes

More routes from Portland

Flights from Portland to Albuquerque Flights from Portland to Auckland Flights from Portland to Salt Lake City Flights from Portland to San Francisco Flights from Portland to San Jose Flights from Portland to Singapore Flights from Portland to Sydney Flights from Portland to Tokyo Flights from Portland to Venice Flights from Portland to Washington, D.C.Flights from Portland to Wellington Flights from Portland to Zürich

Flights to Seoul from other cities

Flights from Busan to Seoul Flights from Penang to Seoul Flights from Perth to Seoul Flights from Peshawar to Seoul Flights from Philadelphia to Seoul Flights from Phnom Penh to Seoul Flights from Phoenix to Seoul Flights from Phú Quốc to Seoul Flights from Pittsburgh to Seoul Flights from Port of Spain to Seoul Flights from Prague to Seoul Flights from Pune to Seoul

Portland to Seoul: Overview

Insights for flights from Portland to Seoul

How much is a round trip from Portland to Seoul

Regular price: $710 - $1,387

Prices for flights from Portland to Seoul are currently within the regular range.

The regular price range for flights from Portland to Seoul is between $710 and $1387. The current lowest deal is $898 with Alaska Airlines, Inc. for travel from November 4 to November 18.

now $898

Low $710

High $1,387

The cheapest time to fly from Portland to Seoul

March

Cheapest

Flights from $659

September

Most Expensive

Flights from $1,476

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Portland to Seoul

Alaska Airlines, Inc.

Air Premia

Air Canada

WestJet

Last-minute flights going from Portland to Seoul

Wed, Sep 16

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Qatar Airways

$876

$988

One-way

Thu, Sep 17

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Deutsche Luft Hansa

$864

$1,072

One-way

Thu, Sep 17

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Deutsche Luft Hansa

$810

$1,072

One-way

Sun, Sep 20

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Air Canada

$965

$1,032

One-way

Mon, Sep 21

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Air Canada

$949

$976

One-way

Mon, Sep 21

⌛ Last-Minute

PDX - Seoul

Portland (PDX) - Seoul (ICN)

Air Canada

$955

$1,032

One-way

Biggest price drops on these dates for flights from Portland to Seoul

2 nights

Jan 30 - Feb 1

$1,025 → $1,003

7 nights

Jan 25 - Feb 1

$978 → $1,004

9 nights

Jan 23 - Feb 1

$953 → $1,004

4 nights

Nov 4 - Nov 8

$873 → $933

Popular Airports to fly from Portland to Seoul

Portland - Seoul route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Portland to Seoul are below the typical level of $970.

📅 Best time to fly

Fly in March for the best prices

Historically, March, February, and April offer the lowest median prices for this route.

⏱️ Flight duration

Expect a long-haul flight

The median flight duration for this route is 28h 15m, typically with 2 stopovers.

✈️ Airlines & availability

Connecting flights are dominant

This route primarily features connecting flights, with no direct options available in recent data.

🏆 Airline highlight

Alaska Airlines, Inc. offers many deals

Alaska Airlines, Inc. has 67 deals for connecting flights on this route.

🎯 Booking tip

Deals appear frequently

Deals for flights from Portland to Seoul appear frequently, typically within 30 days.

Portland main airports to depart from

Portland International (PDX)

Cheapest

Portland International is a convenient departure point for flights to Seoul, offering competitive prices.

📍 ~10 km from Portland (reachable by car)

💸 Flights from ~$899

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good option for flights from Portland to Seoul.

📍 ~48 km from city center (reachable by car)

💸 Flights from ~$909

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheapest

Cheongju International can be a useful alternative as it is the closest international airport to Seoul outside the capital region.

Seoul, South Korea

91% AI deal score

$5,553

$4,008

Save $1,545

Alaska Airlines, Inc., +1

Business Class

Frequently Asked Questions About Flights to Seoul

Cheap Flights from Portland to Seoul

Today’s best flight deals from Portland to Seoul

Portland to Seoul: Overview

Insights for flights from Portland to Seoul

How much is a round trip from Portland to Seoul

The cheapest time to fly from Portland to Seoul

Direct flights from Portland to Seoul

Last-minute flights going from Portland to Seoul

Biggest price drops on these dates for flights from Portland to Seoul

Popular Airports to fly from Portland to Seoul

Portland - Seoul route insights

Recent fares are below the typical level

Fly in March for the best prices

Expect a long-haul flight

Connecting flights are dominant

Alaska Airlines, Inc. offers many deals

Deals appear frequently

Portland main airports to depart from

Seoul main airports to arrive at

Airports nearby Seoul used as alternative

Business & First Class Flight Deals to Seoul

Best Elite deals to Seoul

Oct 24

Oct 24

Nov 07

Oct 22

Oct 22

Oct 24

Oct 22

Oct 24

Oct 22

Oct 27

Oct 24

Oct 22

Frequently Asked Questions About Flights to Seoul

How can I find cheap flights from Portland to Seoul?

When should I book flights from Portland to Seoul?

Should I compare nearby airports for flights from Portland to Seoul?

Are direct flights from Portland to Seoul always the best option?

Can flexible travel dates help on Portland to Seoul flights?

What extra costs should I check before booking Portland to Seoul flights?

Related routes

More routes from Portland

Flights to Seoul from other cities

Portland to Seoul: Overview

Insights for flights from Portland to Seoul

How much is a round trip from Portland to Seoul

The cheapest time to fly from Portland to Seoul

Direct flights from Portland to Seoul

Last-minute flights going from Portland to Seoul

Biggest price drops on these dates for flights from Portland to Seoul

Popular Airports to fly from Portland to Seoul

Portland - Seoul route insights

Recent fares are below the typical level

Fly in March for the best prices

Expect a long-haul flight

Connecting flights are dominant

Alaska Airlines, Inc. offers many deals

Deals appear frequently

Portland main airports to depart from

Seoul main airports to arrive at

Airports nearby Seoul used as alternative

Business & First Class Flight Deals to Seoul

Best Elite deals to Seoul

Oct 24

Oct 24

Nov 07

Oct 22

Oct 22

Oct 24

Oct 22

Oct 24

Oct 22

Oct 27

Oct 24

Oct 22

Frequently Asked Questions About Flights to Seoul

How can I find cheap flights from Portland to Seoul?

When should I book flights from Portland to Seoul?

Should I compare nearby airports for flights from Portland to Seoul?