FlightsFrom Boston

To Seoul

Cheap Flights from Boston to Seoul

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

Deals from

Boston

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 Boston to Seoul

Explore current cheapest deals departing from Boston to Seoul

October 6 - October 20

Cheapest
Earliest

BOS - Seoul

$1,149

$933

Round trip

November 1 - November 20

BOS - Seoul

$1,129

$936

Round trip

November 18 - November 29

BOS - Seoul

$1,121

$936

Round trip

November 1 - November 22

BOS - Seoul

$1,129

$938

Round trip

October 16 - October 25

BOS - Seoul

$1,164

$939

Round trip

October 16 - October 23

BOS - Seoul

$1,169

$939

Round trip

November 15 - November 29

BOS - Seoul

$1,128

$939

Round trip

November 13 - November 29

BOS - Seoul

$1,124

$939

Round trip

November 6 - November 13

Best

BOS - Seoul

$1,313

$940

Round trip

November 20 - November 29

Best

BOS - Seoul

$1,316

$940

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 Boston to Seoul

Most itineraries for cheap flights from Boston to Seoul connect at least once, with only 4.4% of recent fares being non-stop. For connecting flights, the typical number of stopovers is 2. This indicates that direct flights from Boston to Seoul are rare, and travelers should expect to factor in layover time.
Right now, fares from Boston to Seoul are typically $1000–$1837, with a median of $1187. Current fares are near the typical level for this route. Only 3% of recent fares were classified as a good price, suggesting that finding exceptionally low prices can be challenging. New deals appear almost daily, so setting up a price alert could be beneficial.
When is the cheapest time to fly from Boston to Seoul? The data indicates that January is the cheapest month to fly, with a median fare of $780. Other relatively inexpensive months include April, with a median fare of $938, and July, where the median fare is $1054. These months offer more competitive pricing compared to the overall median.
How long is the flight from Boston to Seoul? A typical journey from Boston to Seoul, including connections, takes approximately 42h 50m. This extended duration reflects the long-haul nature of the route and the prevalence of connecting itineraries. The total distance covered on this route is 10964 km, classifying it as a long-haul journey.

How much is a round trip from Boston to Seoul

Regular price: $988 - $1,761

Prices for flights from Boston to Seoul are currently below the regular range.

The regular price range for this route is between $988 and $1761. The current lowest deal is $933 with WestJet. This deal is for travel from October 6 to October 20.

now $933

Low $988

High $1,761

The cheapest time to fly from Boston to Seoul

Flights from Boston to Seoul are cheapest in January, with a median price of $780. The most expensive month to fly is December, with a median price of $2895. Prices are generally lower from January to November.

January

Cheapest

Flights from $780

December

Most Expensive

Flights from $2,895

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Direct flights from Boston to Seoul

Airline logo

Korean Air

Last-minute flights going from Boston to Seoul

Fri, Aug 7

⌛ Last-Minute

BOS - Seoul

Porter Airlines

Boston (BOS) - Seoul (ICN)

Porter Airlines

$1,093

$1,081

One-way

Sun, Aug 9

⌛ Last-Minute

BOS - Seoul

WestJet

Boston (BOS) - Seoul (ICN)

WestJet

$1,093

$1,013

One-way

Mon, Aug 10

⌛ Last-Minute

BOS - Seoul

WestJet

Boston (BOS) - Seoul (ICN)

WestJet

$1,096

$1,000

One-way

Mon, Aug 10

⌛ Last-Minute

BOS - Seoul

WestJet

Boston (BOS) - Seoul (ICN)

WestJet

$1,094

$1,049

One-way

Mon, Aug 10

⌛ Last-Minute

BOS - Seoul

WestJet

Boston (BOS) - Seoul (ICN)

WestJet

$1,096

$1,051

One-way

Wed, Aug 12

⌛ Last-Minute

BOS - Seoul

American Airlines

Boston (BOS) - Seoul (ICN)

American Airlines

$1,113

$1,061

One-way

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

13 nights

Oct 16 - Oct 29

$1,346  →  $969

28%

9 nights

Nov 20 - Nov 29

$1,316  →  $940

29%

5 nights

Nov 20 - Nov 25

$1,332  →  $956

28%

7 nights

Nov 6 - Nov 13

$1,313  →  $940

28%

Popular Airports to fly from Boston to Seoul

Boston - Seoul route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Boston to Seoul are below the typical level, with a median price of $1187.

📅 Best time to fly

January is historically the cheapest month to fly

Historically, January is the cheapest month to fly from Boston to Seoul, with a median price of $780.

⏱️ Flight duration

Flights are typically long-haul

The typical flight duration from Boston to Seoul is 42h 50m, which is considered a long-haul flight.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant on this route, with 2 median stopovers when connecting.

🏆 Airline highlight

Korean Air offers direct flights

Korean Air is an airline that offers direct flights from Boston to Seoul.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from Boston to Seoul are frequent, with over 1 deal per day historically.

Boston main airports to depart from

Logan International (BOS)

Cheapest

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

📍 ~5 km from Boston city center (reachable by car or public transport)

💸 Flights from ~$933

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a major gateway for flights from Boston to Seoul.

📍 ~55 km from city center (reachable by car, train, or bus)

💸 Flights from ~$933

Gimpo International (GMP)

Gimpo International Airport offers another option for flights arriving in Seoul from Boston.

📍 ~17 km from city center (reachable by car, train, or bus)

💸 Flights from ~$940

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheongju International is a useful alternative arrival airport due to its international status and proximity to Seoul.

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

💸 Flights from ~$1213

Gimhae International (PUS)

Cheapest

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

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

💸 Flights from ~$1126

Daegu International (TAE)

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

📍 ~245 km from Seoul (reachable by high-speed rail)

💸 Flights from ~$1193

Wonju (WJU)

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

📍 ~95 km from Seoul (reachable by car)

💸 Flights from ~$1461

Gwangju (KWJ)

Gwangju is a major regional airport with KTX connectivity, an alternative for domestic travel.

📍 ~270 km from Seoul (reachable by KTX)

💸 Flights from ~$1483

Business & First Class Flight Deals to Seoul

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

Elite

Best Elite deals to Seoul

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

From BOS

Elite

Jul 22

Seoul, South Korea

90% AI deal score

$6,098

$4,565

Save $1,533

From BOS

Elite

Nov 27

Seoul, South Korea

90% AI deal score

$6,197

$4,708

Save $1,489

From BOS

Elite

Jun 18

Seoul, South Korea

90% AI deal score

$23,437

$19,515

Save $3,922

From BOS

Elite

Jun 18

Seoul, South Korea

90% AI deal score

$22,969

$19,515

Save $3,454

From BOS

Elite

Jul 22

Seoul, South Korea

90% AI deal score

$2,853

$2,349

Save $504

From BOS

Elite

Jul 15

Seoul, South Korea

90% AI deal score

$2,824

$2,349

Save $475

From BOS

Elite

Jul 16

Seoul, South Korea

90% AI deal score

$2,824

$2,349

Save $475

From BOS

Elite

Jul 23

Seoul, South Korea

90% AI deal score

$2,881

$2,349

Save $532

From BOS

Elite

Aug 28

Seoul, South Korea

89% AI deal score

$2,493

$2,093

Save $400

From BOS

Elite

Jul 21

Seoul, South Korea

89% AI deal score

$2,788

$2,349

Save $439

From BOS

Elite

Sep 04

Seoul, South Korea

86% AI deal score

$6,304

$5,035

Save $1,269

From BOS

Elite

Nov 18

Seoul, South Korea

85% AI deal score

$6,171

$4,877

Save $1,294

From BOS

Elite

Nov 25

Seoul, South Korea

85% AI deal score

$6,192

$4,885

Save $1,307

From BOS

Elite

Nov 18

Seoul, South Korea

85% AI deal score

$6,181

$4,927

Save $1,254

From BOS

Elite

Jul 27

Seoul, South Korea

84% AI deal score

$5,940

$4,807

Save $1,133

From BOS

Elite

Jul 22

Seoul, South Korea

84% AI deal score

$5,978

$4,807

Save $1,171

From BOS

Elite

Nov 18

Seoul, South Korea

84% AI deal score

$6,193

$5,058

Save $1,135

From BOS

Elite

Nov 22

Seoul, South Korea

84% AI deal score

$6,167

$5,140

Save $1,027

From BOS

Elite

Nov 04

Seoul, South Korea

84% AI deal score

$6,172

$5,172

Save $1,000

From BOS

Elite

Aug 13

Seoul, South Korea

83% AI deal score

$5,729

$4,769

Save $960

From BOS

Elite

Jul 18

Seoul, South Korea

83% AI deal score

$5,940

$5,074

Save $866

From BOS

Elite

Oct 12

Seoul, South Korea

83% AI deal score

$22,289

$19,515

Save $2,774

From BOS

Elite

Sep 06

Seoul, South Korea

83% AI deal score

$2,651

$2,320

Save $331

From BOS

Elite

Jul 14

Seoul, South Korea

82% AI deal score

$5,959

$4,867

Save $1,092

From BOS

Elite

Aug 25

Seoul, South Korea

82% AI deal score

$5,634

$4,896

Save $738

From BOS

Elite

Aug 13

Seoul, South Korea

82% AI deal score

$5,785

$5,006

Save $779

From BOS

Elite

Jul 22

Seoul, South Korea

82% AI deal score

$5,940

$5,246

Save $694

From BOS

Elite

Jun 18

Seoul, South Korea

82% AI deal score

$21,071

$19,515

Save $1,556

From BOS

Elite

Jun 18

Seoul, South Korea

82% AI deal score

$21,071

$19,515

Save $1,556

From BOS

Elite

Sep 02

Seoul, South Korea

82% AI deal score

$2,525

$2,250

Save $275

From BOS

Elite

Sep 05

Seoul, South Korea

82% AI deal score

$2,603

$2,314

Save $289

From BOS

Elite

Aug 18

Seoul, South Korea

81% AI deal score

$5,592

$5,017

Save $575

From BOS

Elite

Aug 17

Seoul, South Korea

81% AI deal score

$5,587

$5,017

Save $570

From BOS

Elite

Aug 20

Seoul, South Korea

81% AI deal score

$5,621

$5,017

Save $604

From BOS

Elite

Aug 19

Seoul, South Korea

81% AI deal score

$5,615

$5,017

Save $598

From BOS

Elite

Aug 26

Seoul, South Korea

81% AI deal score

$5,665

$5,017

Save $648

From BOS

Elite

Aug 24

Seoul, South Korea

81% AI deal score

$5,634

$5,017

Save $617

From BOS

Elite

Aug 27

Seoul, South Korea

81% AI deal score

$5,737

$5,032

Save $705

From BOS

Elite

Aug 29

Seoul, South Korea

81% AI deal score

$5,765

$5,039

Save $726

From BOS

Elite

Aug 22

Seoul, South Korea

81% AI deal score

$5,623

$5,039

Save $584

From BOS

Elite

Aug 21

Seoul, South Korea

81% AI deal score

$5,621

$5,039

Save $582

From BOS

Elite

Aug 23

Seoul, South Korea

81% AI deal score

$5,623

$5,039

Save $584

From BOS

Elite

Aug 16

Seoul, South Korea

81% AI deal score

$5,584

$5,039

Save $545

From BOS

Elite

Aug 15

Seoul, South Korea

81% AI deal score

$5,608

$5,039

Save $569

From BOS

Elite

Aug 28

Seoul, South Korea

81% AI deal score

$5,759

$5,054

Save $705

From BOS

Elite

Jun 18

Seoul, South Korea

81% AI deal score

$20,642

$19,515

Save $1,127

From BOS

Elite

Jun 18

Seoul, South Korea

81% AI deal score

$20,625

$19,515

Save $1,110

From BOS

Elite

Aug 28

Seoul, South Korea

81% AI deal score

$2,490

$2,245

Save $245

From BOS

Elite

Aug 29

Seoul, South Korea

81% AI deal score

$2,490

$2,245

Save $245

From BOS

Elite

Aug 30

Seoul, South Korea

81% AI deal score

$2,490

$2,253

Save $237

From BOS

Elite

Aug 29

Seoul, South Korea

81% AI deal score

$2,490

$2,253

Save $237

From BOS

Elite

Aug 25

Seoul, South Korea

81% AI deal score

$2,490

$2,257

Save $233

From BOS

Elite

Aug 27

Seoul, South Korea

81% AI deal score

$2,487

$2,258

Save $229

From BOS

Elite

Aug 27

Seoul, South Korea

81% AI deal score

$2,490

$2,263

Save $227

From BOS

Elite

Aug 25

Seoul, South Korea

81% AI deal score

$2,490

$2,263

Save $227

From BOS

Elite

Sep 04

Seoul, South Korea

81% AI deal score

$2,515

$2,320

Save $195

From BOS

Elite

Sep 03

Seoul, South Korea

81% AI deal score

$2,515

$2,320

Save $195

From BOS

Elite

Jun 18

Seoul, South Korea

80% AI deal score

$20,184

$19,515

Save $669

From BOS

Elite

Jun 18

Seoul, South Korea

80% AI deal score

$20,464

$19,594

Save $870

From BOS

Elite

Aug 13

Seoul, South Korea

80% AI deal score

$2,498

$2,325

Save $173

From BOS

Elite

Aug 12

Seoul, South Korea

80% AI deal score

$2,501

$2,325

Save $176

From BOS

Elite

Aug 11

Seoul, South Korea

80% AI deal score

$2,510

$2,325

Save $185

From BOS

Elite

Nov 11

Seoul, South Korea

79% AI deal score

$6,192

$5,973

Save $219

From BOS

Elite

Jun 18

Seoul, South Korea

79% AI deal score

$20,068

$19,515

Save $553

From BOS

Elite

Jul 11

Seoul, South Korea

79% AI deal score

$19,749

$19,515

Save $234

From BOS

Elite

Aug 25

Seoul, South Korea

79% AI deal score

$23,095

$22,567

Save $528

From BOS

Elite

Aug 27

Seoul, South Korea

79% AI deal score

$2,485

$2,333

Save $152

From BOS

Elite

Aug 25

Seoul, South Korea

79% AI deal score

$2,497

$2,333

Save $164

From BOS

Elite

Jun 18

Seoul, South Korea

78% AI deal score

$19,576

$19,515

Save $61

From BOS

Elite

Jun 23

Seoul, South Korea

78% AI deal score

$20,081

From BOS

Elite

Jun 23

Seoul, South Korea

78% AI deal score

$20,217

$20,081

Save $136

From BOS

Elite

Sep 10

Seoul, South Korea

77% AI deal score

$6,647

From BOS

Elite

Sep 07

Seoul, South Korea

77% AI deal score

$6,658

From BOS

Elite

Jul 11

Seoul, South Korea

77% AI deal score

$19,515

From BOS

Elite

Jul 11

Seoul, South Korea

77% AI deal score

$19,515

From BOS

Elite

Sep 19

Seoul, South Korea

77% AI deal score

$20,035

From BOS

Elite

Aug 23

Seoul, South Korea

77% AI deal score

$2,498

From BOS

Elite

Sep 01

Seoul, South Korea

76% AI deal score

$6,656

From BOS

Elite

Sep 17

Seoul, South Korea

76% AI deal score

$6,744

From BOS

Elite

Sep 01

Seoul, South Korea

76% AI deal score

$6,744

From BOS

Elite

Sep 16

Seoul, South Korea

76% AI deal score

$6,744

From BOS

Elite

Jul 11

Seoul, South Korea

76% AI deal score

$19,515

From BOS

Elite

Jul 11

Seoul, South Korea

76% AI deal score

$19,515

From BOS

Elite

Sep 19

Seoul, South Korea

76% AI deal score

$20,035

From BOS

Elite

Aug 31

Seoul, South Korea

76% AI deal score

$2,498

From BOS

Elite

Aug 30

Seoul, South Korea

76% AI deal score

$2,517

From BOS

Elite

Aug 30

Seoul, South Korea

76% AI deal score

$2,530

From BOS

Elite

Aug 30

Seoul, South Korea

76% AI deal score

$2,543

From BOS

Elite

Aug 17

Seoul, South Korea

75% AI deal score

$6,716

From BOS

Elite

Aug 25

Seoul, South Korea

75% AI deal score

$6,744

From BOS

Elite

Aug 31

Seoul, South Korea

75% AI deal score

$6,744

From BOS

Elite

Jul 11

Seoul, South Korea

75% AI deal score

$19,515

From BOS

Elite

Jul 11

Seoul, South Korea

75% AI deal score

$19,594

From BOS

Elite

Aug 15

Seoul, South Korea

75% AI deal score

$3,749

From BOS

Elite

Aug 01

Seoul, South Korea

74% AI deal score

$3,749

From BOS

Elite

Jun 23

Seoul, South Korea

73% AI deal score

$8,045

From BOS

Elite

Sep 16

Seoul, South Korea

73% AI deal score

$23,683

From BOS

Elite

Sep 17

Seoul, South Korea

73% AI deal score

$23,915

From BOS

Elite

Jun 26

Seoul, South Korea

73% AI deal score

$23,915

From BOS

Elite

Jun 26

Seoul, South Korea

73% AI deal score

$23,915

Frequently Asked Questions About Flights to Seoul

Historically, the lowest average prices for flights from Boston to Seoul are found when booking between 14 and 27 days in advance. During this period, the average price was $1109. Booking 28-59 days out typically results in an average price of $1208. Prices tend to increase significantly for last-minute bookings, with flights purchased 0-6 days before departure averaging $1565.

Across the trailing quarter, a good deal for a flight from Boston to Seoul is considered to be $1000 or less. The median price for this route was $1187. Prices can go up to $1837 or more for the higher end of fares. Keeping an eye out for prices at or below the $1000 threshold can help travelers secure a favorable rate.

Historically, January has been the cheapest month to fly from Boston to Seoul, with a median price of $780. April also offers a relatively low median price of $938. The most expensive month to fly on this route is typically July, with a median price of $1054. The annual median price for this route is $1187.