FlightsFrom 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 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Portland to Seoul

Explore current cheapest deals departing from Portland to Seoul

September 16 - September 30

Cheapest

PDX - Seoul

$788

$910

Round trip

September 8 - September 22

PDX - Seoul

$781

$949

Round trip

August 15 - August 24

Best

PDX - Seoul

$1,031

$959

Round trip

September 4 - September 11

PDX - Seoul

$791

$959

Round trip

September 27 - October 11

PDX - Seoul

$808

$959

Round trip

September 27 - October 8

PDX - Seoul

$807

$960

Round trip

September 22 - September 30

PDX - Seoul

$805

$968

Round trip

July 4 - July 18

Earliest

PDX - Seoul

$927

$971

Round trip

August 15 - September 2

PDX - Seoul

$1,031

$976

Round trip

July 15 - July 28

PDX - Seoul

$911

$981

Round trip

Unlock all 500+ flight deals to Seoul and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Portland to Seoul

Most itineraries for flights from Portland to Seoul connect at least once. Right now, fares for this route typically range from $704–$1251, with a median of $964. Current fares are above the typical level, and 0% of recent fares were classified as a good price. New deals appear almost daily for this route, suggesting frequent opportunities to find better prices.
When is the cheapest time to fly from Portland to Seoul? The data indicates that March is typically the most affordable month, with a median fare of $659. Following closely are February, with a median fare of $669, and April, with a median of $678. These months offer the lowest median prices for travelers planning their trips.
A typical journey from Portland to Seoul takes approximately 28h 15m, including connections. This reflects the fact that there are no direct flights from Portland to Seoul, and most itineraries involve 2 stopovers. The route covers a significant distance of 8490 km, classifying it as a long-haul journey.

How much is a round trip from Portland to Seoul

Regular price: $670 - $1,488

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

Regular prices for flights from Portland to Seoul typically range from $670 to $1488. The current lowest deal is $910 with Alaska Airlines, Inc. for travel from September 16 to September 30.

now $910

Low $670

High $1,488

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 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

Airline logo

Alaska Airlines, Inc.

Airline logo

Air Premia

Airline logo

Air Canada

Airline logo

WestJet

Last-minute flights going from Portland to Seoul

Sun, Jun 21

⌛ Last-Minute

PDX - Seoul

Alaska Airlines, Inc.

Portland (PDX) - Seoul (ICN)

Alaska Airlines, Inc.

$1,021

$1,219

One-way

Mon, Jun 22

⌛ Last-Minute

PDX - Seoul

Alaska Airlines, Inc.

Portland (PDX) - Seoul (ICN)

Alaska Airlines, Inc.

$1,153

$1,258

One-way

Mon, Jun 22

⌛ Last-Minute

PDX - Seoul

Deutsche Luft Hansa

Portland (PDX) - Seoul (ICN)

Deutsche Luft Hansa

$1,021

$1,275

One-way

Wed, Jul 1

⌛ Last-Minute

PDX - Seoul

Alaska Airlines, Inc.

Portland (PDX) - Seoul (ICN)

Alaska Airlines, Inc.

$976

$1,203

One-way

Sat, Jul 4

⌛ Last-Minute

PDX - Seoul

Air Canada

Portland (PDX) - Seoul (ICN)

Air Canada

$927

$971

One-way

Sun, Jul 5

⌛ Last-Minute

PDX - Seoul

Air Canada

Portland (PDX) - Seoul (ICN)

Air Canada

$963

$1,008

One-way

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

5 nights

Dec 9 - Dec 14

$1,116  →  $966

13%

9 nights

Dec 5 - Dec 14

$1,120  →  $992

11%

7 nights

Dec 5 - Dec 12

$1,108  →  $992

10%

9 nights

Aug 15 - Aug 24

$1,031  →  $959

7%

Popular Airports to fly from Portland to Seoul

Portland - Seoul route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Portland to Seoul are above the typical level for the last 90 days.

📅 Best time to fly

Fly in March for the cheapest prices

Historically, March is the cheapest month to fly from Portland to Seoul, with a median price of $659.

⏱️ Flight duration

Expect 28h 15m of flight time

The median flight time for connecting flights from Portland to Seoul is 28 hours and 15 minutes.

✈️ Airlines & availability

Connecting flights are dominant on this route

There are no direct flights available; all deals are for connecting flights with two or more stops.

🏆 Airline highlight

Alaska Airlines, Inc. offers 58 deals

Alaska Airlines, Inc. has 58 deals for connecting flights from Portland to Seoul.

🎯 Booking tip

Deals are frequent for this route

Historically, deals for flights from Portland to Seoul appear frequently, averaging 1.03 deals per day.

Portland main airports to depart from

Portland International (PDX)

Cheapest

Portland International Airport is a great choice for flights from Portland to Seoul.

📍 ~10 km from city center (reachable by car)

💸 Flights from ~$910

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good arrival option for flights to Seoul, with prices from $910.

📍 ~55 km from city center (reachable by public transport, car)

💸 Flights from ~$910

Gimpo International (GMP)

Gimpo International Airport is an alternative arrival option for flights to Seoul.

📍 ~20 km from city center (reachable by public transport, car)

💸 Flights from ~$1037

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheongju International is a useful alternative for Seoul, offering regional international flights and good connections.

📍 ~115 km from Seoul (reachable by express bus and rail services)

💸 Flights from ~$1181

Gimhae International (PUS)

Cheapest

Gimhae International is a major international gateway and a reliable alternative for flights to Asia.

📍 ~320 km from Seoul (reachable by KTX high-speed rail)

💸 Flights from ~$1061

Daegu International (TAE)

Daegu International offers a good selection of international regional flights and efficient terminal processing.

📍 ~235 km from Seoul (reachable by high-speed rail)

💸 Flights from ~$1129

Wonju (WJU)

Wonju is geographically the closest candidate airport to Seoul, useful for specific domestic connections.

📍 ~90 km from Seoul

💸 Flights from ~$1476

Gwangju (KWJ)

Gwangju is a major regional airport, an alternative for domestic travel if Seoul airports are busy.

📍 ~275 km from Seoul (reachable by KTX)

💸 Flights from ~$1487

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

Sep 10

Seoul, South Korea

94% AI deal score

$7,177

$3,906

Save $3,271

From PDX

Elite

Sep 05

Seoul, South Korea

93% AI deal score

$7,041

$3,893

Save $3,148

From PDX

Elite

Sep 08

Seoul, South Korea

93% AI deal score

$7,017

$3,893

Save $3,124

From PDX

Elite

Aug 30

Seoul, South Korea

93% AI deal score

$6,478

$3,894

Save $2,584

From PDX

Elite

Aug 29

Seoul, South Korea

93% AI deal score

$6,452

$3,906

Save $2,546

From PDX

Elite

Aug 31

Seoul, South Korea

93% AI deal score

$6,487

$3,939

Save $2,548

From PDX

Elite

Sep 06

Seoul, South Korea

93% AI deal score

$7,036

$3,939

Save $3,097

From PDX

Elite

Aug 29

Seoul, South Korea

93% AI deal score

$6,528

$3,949

Save $2,579

From PDX

Elite

Sep 06

Seoul, South Korea

93% AI deal score

$7,053

$3,982

Save $3,071

From PDX

Elite

Sep 05

Seoul, South Korea

93% AI deal score

$7,017

$3,988

Save $3,029

From PDX

Elite

Sep 08

Seoul, South Korea

93% AI deal score

$7,210

$3,988

Save $3,222

From PDX

Elite

Aug 26

Seoul, South Korea

92% AI deal score

$6,340

$3,939

Save $2,401

From PDX

Elite

Aug 04

Seoul, South Korea

92% AI deal score

$6,207

$3,942

Save $2,265

From PDX

Elite

Aug 26

Seoul, South Korea

92% AI deal score

$6,447

$3,982

Save $2,465

From PDX

Elite

Aug 31

Seoul, South Korea

92% AI deal score

$6,565

$3,982

Save $2,583

From PDX

Elite

Aug 30

Seoul, South Korea

92% AI deal score

$6,551

$3,989

Save $2,562

From PDX

Elite

Aug 02

Seoul, South Korea

92% AI deal score

$6,420

$3,990

Save $2,430

From PDX

Elite

Aug 06

Seoul, South Korea

92% AI deal score

$6,442

$4,013

Save $2,429

From PDX

Elite

Aug 06

Seoul, South Korea

92% AI deal score

$6,302

$4,034

Save $2,268

From PDX

Elite

Aug 15

Seoul, South Korea

92% AI deal score

$6,243

$4,127

Save $2,116

From PDX

Elite

Aug 15

Seoul, South Korea

92% AI deal score

$6,491

$4,127

Save $2,364

From PDX

Elite

Jul 28

Seoul, South Korea

90% AI deal score

$5,211

$3,942

Save $1,269

From PDX

Elite

Jul 26

Seoul, South Korea

90% AI deal score

$5,503

$4,080

Save $1,423

From PDX

Elite

Aug 02

Seoul, South Korea

90% AI deal score

$6,562

$4,762

Save $1,800

From PDX

Elite

Aug 17

Seoul, South Korea

90% AI deal score

$6,512

$4,814

Save $1,698

From PDX

Elite

Aug 03

Seoul, South Korea

90% AI deal score

$6,545

$4,814

Save $1,731

From PDX

Elite

Aug 03

Seoul, South Korea

90% AI deal score

$6,655

$4,814

Save $1,841

From PDX

Elite

Aug 03

Seoul, South Korea

90% AI deal score

$6,682

$4,814

Save $1,868

From PDX

Elite

Jul 20

Seoul, South Korea

89% AI deal score

$5,186

$3,922

Save $1,264

From PDX

Elite

Jul 20

Seoul, South Korea

89% AI deal score

$5,190

$3,922

Save $1,268

From PDX

Elite

Jul 14

Seoul, South Korea

89% AI deal score

$5,248

$4,031

Save $1,217

From PDX

Elite

Jul 11

Seoul, South Korea

89% AI deal score

$5,239

$4,031

Save $1,208

From PDX

Elite

Jul 11

Seoul, South Korea

89% AI deal score

$5,245

$4,031

Save $1,214

From PDX

Elite

Jul 29

Seoul, South Korea

89% AI deal score

$5,211

$4,034

Save $1,177

From PDX

Elite

Jul 11

Seoul, South Korea

89% AI deal score

$5,425

$4,080

Save $1,345

From PDX

Elite

Jul 14

Seoul, South Korea

88% AI deal score

$5,150

$4,031

Save $1,119

From PDX

Elite

Jul 12

Seoul, South Korea

88% AI deal score

$5,250

$4,080

Save $1,170

From PDX

Elite

Jul 12

Seoul, South Korea

88% AI deal score

$5,262

$4,080

Save $1,182

From PDX

Elite

Jul 02

Seoul, South Korea

81% AI deal score

$5,134

$4,506

Save $628

From PDX

Elite

Jul 21

Seoul, South Korea

81% AI deal score

$5,199

$4,537

Save $662

From PDX

Elite

Jul 14

Seoul, South Korea

80% AI deal score

$5,198

$4,603

Save $595

From PDX

Elite

Jul 07

Seoul, South Korea

80% AI deal score

$5,159

$4,647

Save $512

From PDX

Elite

Jul 28

Seoul, South Korea

80% AI deal score

$5,197

$4,681

Save $516

From PDX

Elite

Jul 27

Seoul, South Korea

80% AI deal score

$5,197

$4,814

Save $383

From PDX

Elite

Jul 09

Seoul, South Korea

80% AI deal score

$5,158

$4,814

Save $344

From PDX

Elite

Jul 08

Seoul, South Korea

80% AI deal score

$5,162

$4,814

Save $348

From PDX

Elite

Jul 22

Seoul, South Korea

80% AI deal score

$5,199

$4,814

Save $385

From PDX

Elite

Jul 15

Seoul, South Korea

80% AI deal score

$5,198

$4,814

Save $384

From PDX

Elite

Aug 14

Seoul, South Korea

80% AI deal score

$22,110

$20,918

Save $1,192

From PDX

Elite

Sep 12

Seoul, South Korea

80% AI deal score

$2,784

$2,567

Save $217

From PDX

Elite

Sep 13

Seoul, South Korea

80% AI deal score

$2,787

$2,567

Save $220

From PDX

Elite

Oct 29

Seoul, South Korea

80% AI deal score

$2,800

$2,606

Save $194

From PDX

Elite

Oct 26

Seoul, South Korea

80% AI deal score

$2,804

$2,606

Save $198

From PDX

Elite

Oct 28

Seoul, South Korea

80% AI deal score

$2,799

$2,606

Save $193

From PDX

Elite

Nov 26

Seoul, South Korea

80% AI deal score

$2,761

$2,606

Save $155

From PDX

Elite

Oct 07

Seoul, South Korea

80% AI deal score

$2,787

$2,616

Save $171

From PDX

Elite

Sep 23

Seoul, South Korea

80% AI deal score

$2,777

$2,616

Save $161

From PDX

Elite

Sep 22

Seoul, South Korea

80% AI deal score

$2,777

$2,616

Save $161

From PDX

Elite

Oct 21

Seoul, South Korea

80% AI deal score

$2,803

$2,616

Save $187

From PDX

Elite

Oct 06

Seoul, South Korea

80% AI deal score

$2,787

$2,616

Save $171

From PDX

Elite

Jul 07

Seoul, South Korea

79% AI deal score

$5,159

$4,817

Save $342

From PDX

Elite

Jul 09

Seoul, South Korea

79% AI deal score

$5,123

$4,939

Save $184

From PDX

Elite

Sep 22

Seoul, South Korea

79% AI deal score

$21,802

$20,736

Save $1,066

From PDX

Elite

Sep 23

Seoul, South Korea

79% AI deal score

$21,637

$20,739

Save $898

From PDX

Elite

Aug 19

Seoul, South Korea

79% AI deal score

$2,719

$2,606

Save $113

From PDX

Elite

Aug 17

Seoul, South Korea

79% AI deal score

$2,719

$2,606

Save $113

From PDX

Elite

Nov 03

Seoul, South Korea

79% AI deal score

$2,745

$2,606

Save $139

From PDX

Elite

Nov 17

Seoul, South Korea

79% AI deal score

$2,742

$2,606

Save $136

From PDX

Elite

Nov 12

Seoul, South Korea

79% AI deal score

$2,744

$2,606

Save $138

From PDX

Elite

Nov 23

Seoul, South Korea

79% AI deal score

$2,747

$2,606

Save $141

From PDX

Elite

Nov 10

Seoul, South Korea

79% AI deal score

$2,743

$2,606

Save $137

From PDX

Elite

Sep 03

Seoul, South Korea

79% AI deal score

$2,763

$2,616

Save $147

From PDX

Elite

Sep 16

Seoul, South Korea

79% AI deal score

$2,769

$2,616

Save $153

From PDX

Elite

Sep 10

Seoul, South Korea

79% AI deal score

$2,767

$2,616

Save $151

From PDX

Elite

Sep 01

Seoul, South Korea

79% AI deal score

$2,761

$2,616

Save $145

From PDX

Elite

Sep 29

Seoul, South Korea

78% AI deal score

$20,766

$20,739

Save $27

From PDX

Elite

Dec 07

Seoul, South Korea

78% AI deal score

$21,402

$20,976

Save $426

From PDX

Elite

Aug 31

Seoul, South Korea

78% AI deal score

$2,721

$2,616

Save $105

From PDX

Elite

Aug 24

Seoul, South Korea

78% AI deal score

$2,724

$2,656

Save $68

From PDX

Elite

Sep 07

Seoul, South Korea

78% AI deal score

$2,765

$2,666

Save $99

From PDX

Elite

Jul 17

Seoul, South Korea

77% AI deal score

$20,883

From PDX

Elite

Aug 28

Seoul, South Korea

77% AI deal score

$2,721

$2,716

Save $5

From PDX

Elite

Aug 23

Seoul, South Korea

76% AI deal score

$2,855

From PDX

Elite

Sep 30

Seoul, South Korea

75% AI deal score

$20,736

From PDX

Elite

Nov 05

Seoul, South Korea

72% AI deal score

$20,653

From PDX

Elite

Nov 05

Seoul, South Korea

72% AI deal score

$20,677

From PDX

Elite

Nov 05

Seoul, South Korea

72% AI deal score

$20,707

From PDX

Elite

Oct 07

Seoul, South Korea

72% AI deal score

$20,736

From PDX

Elite

Oct 06

Seoul, South Korea

72% AI deal score

$20,736

From PDX

Elite

Oct 14

Seoul, South Korea

72% AI deal score

$20,737

From PDX

Elite

Oct 13

Seoul, South Korea

72% AI deal score

$20,739

From PDX

Elite

Jul 24

Seoul, South Korea

72% AI deal score

$20,937

From PDX

Elite

Jul 18

Seoul, South Korea

72% AI deal score

$20,979

From PDX

Elite

Sep 26

Seoul, South Korea

72% AI deal score

$4,351

From PDX

Elite

Aug 10

Seoul, South Korea

72% AI deal score

$4,481

From PDX

Elite

Aug 11

Seoul, South Korea

72% AI deal score

$4,486

From PDX

Elite

Aug 11

Seoul, South Korea

72% AI deal score

$4,486

From PDX

Elite

Aug 11

Seoul, South Korea

72% AI deal score

$4,486

From PDX

Elite

Aug 11

Seoul, South Korea

72% AI deal score

$4,486

From PDX

Elite

Aug 11

Seoul, South Korea

72% AI deal score

$4,486

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 uncover better deals. Setting up price alerts may notify you when fares drop.

Booking flights in advance, often several months out, may result in lower prices. However, last-minute deals can sometimes appear. It's usually a good idea to monitor fare trends for your desired travel period.

Comparing nearby airports can sometimes reveal more economical flight options. While it may add to your ground travel time, the savings on airfare can be significant. Always factor in the total cost and convenience.