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FlightsFrom Seoul

To San Francisco

Cheap Flights from Seoul to San Francisco

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

Deals from

Seoul

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

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.)

Todayโ€™s best flight deals from Seoul to San Francisco

Explore current cheapest deals departing from Seoul to San Francisco

September 14 - September 21

Cheapest

ICN - San Francisco

$750

$817

Round trip

September 16 - September 30

Cheapest

ICN - San Francisco

$726

$817

Round trip

September 18 - September 27

ICN - San Francisco

$760

$819

Round trip

September 11 - September 18

ICN - San Francisco

$772

$819

Round trip

September 9 - September 11

ICN - San Francisco

$799

$820

Round trip

September 16 - September 23

ICN - San Francisco

$752

$825

Round trip

October 17 - October 31

ICN - San Francisco

$683

$826

Round trip

November 4 - November 15

ICN - San Francisco

$835

$826

Round trip

July 7 - July 29

Earliest

ICN - San Francisco

$895

$828

Round trip

July 7 - July 23

Best
Earliest

ICN - San Francisco

$899

$828

Round trip

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

Route Intelligence โ€” 486,190 Searches this Week

Insights for flights from Seoul to San Francisco

For cheap flights from Seoul to San Francisco, fares typically range from $539 to $799, with a median of $638. Right now, current fares are above the typical level. About 32% of recent fares were classified as a good price for this route. New deals appear almost daily, suggesting frequent opportunities to find competitive pricing.
When considering the cheapest time to fly from Seoul to San Francisco, June stands out with a median fare of $600. May also offers favorable pricing, with a median of $610, followed by February at a median of $620. These months present the best opportunities for securing lower fares.
A typical journey from Seoul to San Francisco takes about 16h 0m, including connections. This is a long-haul route, covering a substantial distance of 9084 km. Most itineraries connect at least once, with a typical journey involving 1 stopover when not flying direct.
A meaningful share of itineraries between Seoul and San Francisco are non-stop, at 43% of recent fares. For the remaining itineraries, most involve one connection. This indicates that while direct flights from Seoul to San Francisco are available, many travelers will find themselves on connecting flights.

How much is a round trip from Seoul to San Francisco

Regular price: $647 - $1,173

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

The regular price range for this route is between $647 and $1173. The current lowest deal is $817 with Air Premia, for travel from September 14 to September 21, 2026.

now $817

Low $647

High $1,173

The cheapest time to fly from Seoul to San Francisco

The cheapest month to fly from Seoul to San Francisco is June, with a median price of $600. The most expensive month is March, with a median price of $799. Prices are generally lower from February to December.

June

Cheapest

Flights from $600

March

Most Expensive

Flights from $799

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

Direct flights from Seoul to San Francisco

Airline logo

Air Premia

Last-minute flights going from Seoul to San Francisco

Fri, Jun 19

โŒ› Last-Minute

ICN - San Francisco

United Airlines

Seoul (ICN) - San Francisco (SFO)

United Airlines

$961

$844

One-way

Thu, Jul 2

โŒ› Last-Minute

ICN - San Francisco

Air Canada

Seoul (ICN) - San Francisco (SFO)

Air Canada

$1,005

$864

One-way

Thu, Jul 2

โŒ› Last-Minute

ICN - San Francisco

Air Canada

Seoul (ICN) - San Francisco (SFO)

Air Canada

$1,005

$867

One-way

Mon, Jul 6

โŒ› Last-Minute

ICN - San Francisco

Air Canada

Seoul (ICN) - San Francisco (SFO)

Air Canada

$982

$832

One-way

Tue, Jul 7

โŒ› Last-Minute

ICN - San Francisco

Air Canada

Seoul (ICN) - San Francisco (SFO)

Air Canada

$895

$828

One-way

Tue, Jul 7

โŒ› Last-Minute

ICN - San Francisco

Air Canada

Seoul (ICN) - San Francisco (SFO)

Air Canada

$899

$828

One-way

Biggest price drops on these dates for flights from Seoul to San Francisco

1 night

Aug 19 - Aug 20

$1,046ย ย โ†’ย ย $855

18%

1 night

Aug 26 - Aug 27

$1,043ย ย โ†’ย ย $855

18%

1 night

Aug 24 - Aug 25

$1,043ย ย โ†’ย ย $855

18%

2 nights

Aug 25 - Aug 27

$1,041ย ย โ†’ย ย $855

18%

Popular Airports to fly from Seoul to San Francisco

Seoul - San Francisco route insights

๐Ÿ’ธ Price insights

Recent fares are above the typical level

Recent fares for Seoul to San Francisco are above the typical level, with a median of $638.

๐Ÿ“… Best time to fly

Cheapest months: June, May, February

Historically, June ($600), May ($610), and February ($620) offer the lowest median prices.

โฑ๏ธ Flight duration

Median flight time is 16h 0m

The median flight time from Seoul to San Francisco is 16 hours, classifying it as a long-haul route.

โœˆ๏ธ Airlines & availability

Deals are frequent, with mixed direct options

Deals appear frequently, with about 1 deal per day. 43% of deals are direct flights.

๐Ÿ† Airline highlight

Air Premia offers direct flights

Air Premia is one airline that offers direct flights on the Seoul to San Francisco route.

๐ŸŽฏ Booking tip

Good prices are available for 32% of deals

Historically, 32% of deals for this route are considered good prices, starting from $539.

Seoul main airports to depart from

Incheon International (ICN)

Cheapest

Fly from Incheon International for a Seoul to San Francisco trip, offering a great value.

๐Ÿ“ ~50 km from Seoul (reachable by car, bus, or train)

๐Ÿ’ธ Flights from ~$817

Gimpo International (GMP)

Consider Gimpo International for your flight from Seoul to San Francisco.

๐Ÿ“ ~15 km from Seoul (reachable by car, bus, or train)

๐Ÿ’ธ Flights from ~$1097

San Francisco main airports to arrive at

San Francisco International (SFO)

Cheapest

San Francisco International Airport is a good option for travelers flying from Seoul to San Francisco.

๐Ÿ“ ~20 km from city center (reachable by car, bus, train)

๐Ÿ’ธ Flights from ~$817

Airports nearby San Francisco used as alternative

Oakland International (OAK)

Oakland International is a useful alternative with high flight frequency and direct public transit access to San Francisco.

๐Ÿ“ ~18 km from San Francisco (reachable by car)

๐Ÿ’ธ Flights from ~$1073

San Jose International (SJC)

Cheapest

San Jose International is a major international airport serving the South Bay, often with fewer weather delays than SFO.

๐Ÿ“ ~69 km from San Francisco (reachable by car)

๐Ÿ’ธ Flights from ~$1000

Sacramento International (SMF)

Sacramento International offers a robust domestic route network, suitable for travelers in the northern and eastern metro areas.

๐Ÿ“ ~125 km from San Francisco (reachable by car)

๐Ÿ’ธ Flights from ~$1056

Charles M. Schulzโ€“Sonoma County (STS)

Charles M. Schulzโ€“Sonoma County is convenient for travelers in the North Bay and Wine Country, with faster security.

๐Ÿ“ ~90 km from San Francisco (reachable by car)

๐Ÿ’ธ Flights from ~$1142

Monterey Regional (MRY)

Monterey Regional is an alternative for travelers in the southern coastal region, offering a less crowded terminal.

๐Ÿ“ ~140 km from San Francisco (reachable by car)

๐Ÿ’ธ Flights from ~$1127

Business & First Class Flight Deals to San Francisco

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

Elite

Best Elite deals to San Francisco

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

From ICN

Elite

Aug 02

San Francisco, United States

90% AI deal score

$11,196

$8,054

Save $3,142

From ICN

Elite

Sep 09

San Francisco, United States

89% AI deal score

$3,876

$3,168

Save $708

From ICN

Elite

Aug 02

San Francisco, United States

85% AI deal score

$10,686

$8,054

Save $2,632

From ICN

Elite

Oct 16

San Francisco, United States

84% AI deal score

$10,448

$8,054

Save $2,394

From ICN

Elite

Aug 02

San Francisco, United States

84% AI deal score

$10,146

$8,054

Save $2,092

From ICN

Elite

Jun 29

San Francisco, United States

84% AI deal score

$11,023

$8,905

Save $2,118

From ICN

Elite

Jun 22

San Francisco, United States

84% AI deal score

$11,376

$8,989

Save $2,387

From ICN

Elite

Aug 05

San Francisco, United States

83% AI deal score

$10,741

$8,805

Save $1,936

From ICN

Elite

Sep 22

San Francisco, United States

83% AI deal score

$10,766

$8,817

Save $1,949

From ICN

Elite

Aug 12

San Francisco, United States

83% AI deal score

$11,306

$8,870

Save $2,436

From ICN

Elite

Aug 05

San Francisco, United States

83% AI deal score

$11,095

$8,884

Save $2,211

From ICN

Elite

Nov 02

San Francisco, United States

83% AI deal score

$10,715

$8,939

Save $1,776

From ICN

Elite

Jun 29

San Francisco, United States

83% AI deal score

$11,023

$9,035

Save $1,988

From ICN

Elite

Jun 29

San Francisco, United States

83% AI deal score

$10,709

$9,035

Save $1,674

From ICN

Elite

Jun 22

San Francisco, United States

83% AI deal score

$11,118

$9,066

Save $2,052

From ICN

Elite

Oct 16

San Francisco, United States

82% AI deal score

$9,865

$8,363

Save $1,502

From ICN

Elite

Oct 05

San Francisco, United States

82% AI deal score

$10,777

$8,907

Save $1,870

From ICN

Elite

Aug 07

San Francisco, United States

82% AI deal score

$10,278

$8,913

Save $1,365

From ICN

Elite

Jul 11

San Francisco, United States

82% AI deal score

$10,763

$9,002

Save $1,761

From ICN

Elite

Jun 19

San Francisco, United States

82% AI deal score

$11,271

$9,490

Save $1,781

From ICN

Elite

Jul 27

San Francisco, United States

81% AI deal score

$4,376

$3,891

Save $485

From ICN

Elite

Jul 01

San Francisco, United States

81% AI deal score

$4,429

$3,891

Save $538

From ICN

Elite

Oct 27

San Francisco, United States

81% AI deal score

$9,822

$8,763

Save $1,059

From ICN

Elite

Aug 31

San Francisco, United States

81% AI deal score

$9,727

$8,805

Save $922

From ICN

Elite

Aug 10

San Francisco, United States

81% AI deal score

$10,070

$8,896

Save $1,174

From ICN

Elite

Nov 15

San Francisco, United States

81% AI deal score

$9,835

$8,939

Save $896

From ICN

Elite

Aug 04

San Francisco, United States

80% AI deal score

$4,231

$3,891

Save $340

From ICN

Elite

Sep 09

San Francisco, United States

80% AI deal score

$4,229

$3,891

Save $338

From ICN

Elite

Aug 31

San Francisco, United States

80% AI deal score

$4,228

$3,891

Save $337

From ICN

Elite

Jul 01

San Francisco, United States

80% AI deal score

$9,675

$8,810

Save $865

From ICN

Elite

Aug 31

San Francisco, United States

80% AI deal score

$9,666

$8,886

Save $780

From ICN

Elite

Jul 09

San Francisco, United States

80% AI deal score

$9,744

$8,896

Save $848

From ICN

Elite

Jul 08

San Francisco, United States

80% AI deal score

$9,744

$8,937

Save $807

From ICN

Elite

Jul 19

San Francisco, United States

80% AI deal score

$9,675

$8,952

Save $723

From ICN

Elite

Jul 06

San Francisco, United States

80% AI deal score

$9,568

$8,958

Save $610

From ICN

Elite

Sep 07

San Francisco, United States

80% AI deal score

$9,597

$9,002

Save $595

From ICN

Elite

Aug 05

San Francisco, United States

79% AI deal score

$4,157

$3,891

Save $266

From ICN

Elite

Aug 05

San Francisco, United States

79% AI deal score

$4,108

$3,891

Save $217

From ICN

Elite

Sep 08

San Francisco, United States

79% AI deal score

$4,103

$3,891

Save $212

From ICN

Elite

Jul 23

San Francisco, United States

78% AI deal score

$4,056

$3,882

Save $174

From ICN

Elite

Jul 06

San Francisco, United States

78% AI deal score

$4,016

$3,890

Save $126

From ICN

Elite

Jul 14

San Francisco, United States

78% AI deal score

$4,059

$3,891

Save $168

From ICN

Elite

Jul 27

San Francisco, United States

78% AI deal score

$4,068

$3,891

Save $177

From ICN

Elite

Jul 01

San Francisco, United States

78% AI deal score

$4,081

$3,891

Save $190

From ICN

Elite

Jul 29

San Francisco, United States

78% AI deal score

$3,979

$3,891

Save $88

From ICN

Elite

Sep 08

San Francisco, United States

78% AI deal score

$3,987

$3,891

Save $96

From ICN

Elite

Jul 27

San Francisco, United States

77% AI deal score

$3,930

$3,891

Save $39

From ICN

Elite

Jul 21

San Francisco, United States

76% AI deal score

$3,641

$3,575

Save $66

From ICN

Elite

Aug 18

San Francisco, United States

76% AI deal score

$2,257

From ICN

Elite

Aug 18

San Francisco, United States

76% AI deal score

$2,257

From ICN

Elite

Aug 18

San Francisco, United States

76% AI deal score

$2,257

From ICN

Elite

Aug 18

San Francisco, United States

76% AI deal score

$2,257

From ICN

Elite

Aug 17

San Francisco, United States

76% AI deal score

$2,284

From ICN

Elite

Aug 17

San Francisco, United States

76% AI deal score

$2,284

From ICN

Elite

Aug 17

San Francisco, United States

76% AI deal score

$2,284

From ICN

Elite

Aug 17

San Francisco, United States

76% AI deal score

$2,284

From ICN

Elite

Jun 30

San Francisco, United States

76% AI deal score

$2,287

From ICN

Elite

Jul 16

San Francisco, United States

76% AI deal score

$2,287

From ICN

Elite

Jul 14

San Francisco, United States

76% AI deal score

$2,301

From ICN

Elite

Aug 31

San Francisco, United States

76% AI deal score

$2,301

From ICN

Elite

Jul 25

San Francisco, United States

76% AI deal score

$2,338

From ICN

Elite

Jul 02

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 03

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 02

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 02

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 02

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 03

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 03

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Jul 03

San Francisco, United States

76% AI deal score

$2,341

From ICN

Elite

Aug 27

San Francisco, United States

76% AI deal score

$2,354

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,365

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,365

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,365

From ICN

Elite

Jul 13

San Francisco, United States

76% AI deal score

$2,365

From ICN

Elite

Jun 25

San Francisco, United States

76% AI deal score

$2,385

From ICN

Elite

Jul 03

San Francisco, United States

76% AI deal score

$2,443

From ICN

Elite

Sep 10

San Francisco, United States

76% AI deal score

$2,467

From ICN

Elite

Sep 09

San Francisco, United States

76% AI deal score

$2,467

From ICN

Elite

Aug 07

San Francisco, United States

76% AI deal score

$2,537

From ICN

Elite

Jun 30

San Francisco, United States

75% AI deal score

$2,385

From ICN

Elite

Jul 28

San Francisco, United States

75% AI deal score

$2,502

From ICN

Elite

Jun 26

San Francisco, United States

75% AI deal score

$2,519

From ICN

Elite

Jun 23

San Francisco, United States

75% AI deal score

$2,524

From ICN

Elite

Jul 21

San Francisco, United States

75% AI deal score

$2,533

From ICN

Elite

Jul 27

San Francisco, United States

75% AI deal score

$2,548

From ICN

Elite

Aug 12

San Francisco, United States

75% AI deal score

$2,602

From ICN

Elite

Jul 18

San Francisco, United States

75% AI deal score

$2,613

From ICN

Elite

Jul 15

San Francisco, United States

74% AI deal score

$3,420

From ICN

Elite

Jun 25

San Francisco, United States

73% AI deal score

$3,891

From ICN

Elite

Jun 29

San Francisco, United States

73% AI deal score

$3,891

From ICN

Elite

Sep 02

San Francisco, United States

73% AI deal score

$3,935

From ICN

Elite

Sep 13

San Francisco, United States

73% AI deal score

$3,940

From ICN

Elite

Sep 04

San Francisco, United States

73% AI deal score

$3,940

From ICN

Elite

Sep 19

San Francisco, United States

73% AI deal score

$4,053

From ICN

Elite

Sep 22

San Francisco, United States

73% AI deal score

$4,053

From ICN

Elite

Jun 27

San Francisco, United States

73% AI deal score

$3,683

Frequently Asked Questions About Flights to San Francisco

Historically, the lowest prices for flights from Seoul to San Francisco are found when booking 7-13 days in advance, with an average price of $640. Booking within 0-6 days of departure typically sees a higher average price of $877. For those planning further ahead, flights booked 60+ days out average around $682, while those booked 28-59 days in advance average $694.

Across the trailing quarter, a good price for a flight from Seoul to San Francisco is considered to be $539 or less. The median price for this route historically stands at $638. Prices can go up to $799 or more for the higher end of the market.

Historically, the cheapest months to fly from Seoul to San Francisco are June, with a median price of $600, and May, with a median price of $610. February also offers competitive pricing, with a median of $620. The annual median price for this route is $638, indicating that these months offer prices below the yearly average.