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Cheap flights from San Francisco to Incheon Intl Airport from C$ 507

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ICN
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from San Francisco to Incheon Intl are usually found in February or March, booked 24 days in advance, depart on a Monday or Sunday and return on a Tuesday

Cheap flight deals from San Francisco to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 April 2025.

Round-trip from

C$ 916

One-way from

C$ 507

Popular in

December

Cheapest in

February

Average price

C$ 1,183

Good round-trip deal

C$ 793 or less

Good one-way deal

C$ 493 or less
United Airlines
  • United Airlines
  • 22/9-17/11
  • Nonstop
  • 23h 00m total
  • San Francisco to Incheon
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AIR PREMIA
  • AIR PREMIA
  • 14/5
  • Nonstop
  • 13h 00m total
  • San Francisco to Incheon
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Highest demand for flights based on searches. 3% potential increase in price (C$ 70 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 76 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from San Francisco to Incheon Intl.
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Price to beat on a one-way flight from San Francisco to Incheon Intl.
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Find flight deals from San Francisco to Incheon Intl

Cheapest flights from San Francisco to Incheon Intl
Explore the most affordable flight options available from San Francisco to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Wed 7/510:30 a.m.SFO - ICN
Nonstop12h 30mUnited Airlines
Mon 26/511:30 a.m.ICN - SFO
Nonstop11h 00mUnited Airlines
Deal found 29/4C$ 916
Thu 23/109:10 a.m.SFO - ICN
1 stop17h 25mHawaiian Airlines
Fri 7/119:25 p.m.ICN - SFO
1 stop25h 00mHawaiian Airlines
Deal found 29/4C$ 928
Thu 2/106:00 a.m.SFO - ICN
1 stop20h 35mAlaska Airlines
Sat 11/108:35 p.m.ICN - SFO
1 stop17h 43mAlaska Airlines
Deal found 28/4C$ 937
Mon 12/511:30 p.m.SFO - ICN
Nonstop13h 00mAsiana Airlines
Sun 18/58:55 p.m.ICN - SFO
Nonstop10h 35mAsiana Airlines
Deal found 29/4C$ 1,050
Wed 27/81:05 a.m.SFO - ICN
1 stop26h 00mCathay Pacific
Mon 8/98:05 p.m.ICN - SFO
1 stop18h 50mCathay Pacific
Deal found 28/4C$ 1,080
Thu 28/87:10 a.m.SFO - ICN
1 stop16h 55mAir Canada
Mon 8/95:45 p.m.ICN - SFO
2 stops39h 56mAir Canada
Deal found 28/4C$ 1,109
Thu 4/910:50 p.m.SFO - ICN
1 stop25h 35mVietnam Airlines
Thu 13/1110:35 a.m.ICN - SFO
1 stop23h 25mVietnam Airlines
Deal found 28/4C$ 1,188
Fri 12/97:00 a.m.SFO - ICN
1 stop17h 30mKorean Air
Tue 16/94:00 p.m.ICN - SFO
Nonstop10h 40mKorean Air
Deal found 28/4C$ 1,197
Fri 9/56:10 a.m.SFO - ICN
1 stop18h 20mDelta
Mon 26/57:20 p.m.ICN - SFO
1 stop20h 44mDelta
Deal found 29/4C$ 1,214
Sat 10/53:30 p.m.SFO - ICN
Nonstop13h 00mAIR PREMIA
Fri 6/66:20 p.m.ICN - SFO
Nonstop10h 40mAIR PREMIA
Deal found 28/4C$ 1,283
Sat 20/91:05 a.m.SFO - ICN
1 stop26h 30mChina Airlines
Mon 17/1112:25 p.m.ICN - SFO
1 stop23h 25mChina Airlines
Deal found 27/4C$ 1,286
Tue 6/54:45 p.m.SFO - ICN
1 stop30h 10mMultiple Airlines
Wed 28/512:30 a.m.ICN - SFO
2 stops36h 20mMultiple Airlines
Deal found 28/4C$ 1,318

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Incheon Intl 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, Cheapflights users made 629,999 searches. Data last updated 29 April 2025.
Use the filters below to find and compare flights from San Francisco to Incheon Intl Airport that are best for you.

Fly from

San Francisco

Fly to

Incheon Intl

Route

Depart

Return

Price

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 22/9

10:35 a.m.-3:00 p.m.

Nonstop12h 25m

Incheon Intl

Tue 7/10

4:50 p.m.-11:35 a.m.

Nonstop10h 45m

C$ 916

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 23/10

9:10 a.m.-6:35 p.m.

1 stop17h 25m

Incheon Intl

Fri 7/11

9:25 p.m.-5:25 a.m.

1 stop25h 00m

C$ 928

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 2/10

6:00 a.m.-6:35 p.m.

1 stop20h 35m

Incheon Intl

Sat 11/10

8:35 p.m.-10:18 p.m.

1 stop17h 43m

C$ 937

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 12/5

11:30 p.m.-4:30 a.m.

Nonstop13h 00m

Incheon Intl

Thu 15/5

8:55 p.m.-3:30 p.m.

Nonstop10h 35m

C$ 1,050

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 27/8

1:05 a.m.-7:05 p.m.

1 stop26h 00m

Incheon Intl

Mon 8/9

8:05 p.m.-10:55 p.m.

1 stop18h 50m

C$ 1,080

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 28/8

7:10 a.m.-4:05 p.m.

1 stop16h 55m

Incheon Intl

Mon 8/9

5:45 p.m.-5:41 p.m.

2 stops39h 56m

C$ 1,109

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 4/9

10:50 p.m.-6:40 a.m.

1 stop39h 50m

Incheon Intl

Wed 12/11

10:35 a.m.-5:00 p.m.

1 stop23h 25m

C$ 1,188

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 12/9

7:00 a.m.-4:30 p.m.

1 stop17h 30m

Incheon Intl

Tue 16/9

4:00 p.m.-10:40 a.m.

Nonstop10h 40m

C$ 1,197

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 9/5

6:10 a.m.-4:30 p.m.

1 stop18h 20m

Incheon Intl

Thu 29/5

7:20 p.m.-12:04 a.m.

1 stop20h 44m

C$ 1,214

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 10/5

3:30 p.m.-8:30 p.m.

Nonstop13h 00m

Incheon Intl

Fri 6/6

6:20 p.m.-1:00 p.m.

Nonstop10h 40m

C$ 1,283

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 37 results
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Best time to book a flight from San Francisco to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Incheon Intl Airport

How far ahead should I book a flight from San Francisco to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Incheon Intl. Price data was last updated on 25 April 2025.

The best time to book flights from San Francisco to Incheon Intl Airport is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Francisco to Incheon Intl Airport?

Currently, May is the cheapest month in which you can book a flight from San Francisco to Incheon Intl Airport (average of C$ 1,142). Flying from San Francisco to Incheon Intl Airport in December is currently the most expensive (average of C$ 1,539). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to ICN?

Find hourly flight availability from San Francisco to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

When flying from San Francisco to Incheon Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 12% versus a flight in the afternoon.

Weekly flight availability from San Francisco to Incheon Intl Airport

Explore weekly flight availability from San Francisco to Incheon Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 April 2025.

The most flights from SFO to ICN are scheduled on a Monday (11 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 20.0 - 260.0 mm per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 20.0 mm.

Temperature in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated 29 April 2025.
Read reviews from past customers who have flown EVA Air, Korean Air and Japan Airlines from San Francisco to Seoul. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,184 reviews
Check prices

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,184 reviews
EVA Air
8.4
Very good
1,184 reviews
Check prices

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,063 reviews
EVA Air
8.4
Very good
1,184 reviews
Check prices

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,459 reviews
EVA Air
8.4
Very good
1,184 reviews
Check prices

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
729 reviews
EVA Air
8.4
Very good
1,184 reviews
Check prices

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Asiana Airlines
8.2
Very good
442 reviews
EVA Air
8.4
Very good
1,184 reviews
Check prices

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Incheon Intl?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Incheon Intl. You should not have trouble finding flights to Incheon Intl from San Francisco; the airport handles an average of 10 outbound flights to Incheon Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the San Francisco airport to Incheon Intl. It is only a 19.0 km journey to San Francisco (SFO) from San Francisco’s city centre.

  • How popular is this San Francisco to Incheon Intl Airport flight route?

    Within the past month, 26 users have taken a look at flights from San Francisco to Incheon Intl.

  • What are the cheapest airlines flying from San Francisco to Incheon Intl Airport round-trip?

    Our cheapest airline available from San Francisco to Incheon Intl Airport is United Airlines. Our recent data shows that you can find tickets from as low as C$ 916 on this airline. Additional options worth looking into are Hawaiian Airlines and Alaska Airlines, starting at C$ 928 and C$ 937 round-trip. These flights start at 32% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Francisco to Incheon Intl Airport one-way?

    One-way options have recently been found by users for as low as C$ 507 on AIR PREMIA. Other airlines that offer cheap prices include Vietnam Airlines from C$ 635 and WestJet from C$ 674 one-way.

  • What are the most reliable airlines from San Francisco to Incheon Intl Airport?

    No one likes to see their flight delayed. When booking a flight from San Francisco to Incheon Intl Airport consider choosing Singapore Airlines (97%), Delta (82%) or Asiana Airlines (81%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Francisco to Incheon Intl Airport?

    Looking for the cheapest flight from San Francisco to Incheon Intl Airport? While on average our users pay C$ 1,060, our data indicates the cheapest price to be C$ 491. The most popular route (San Francisco - Incheon Intl), is priced around C$ 4,716.

  • Can I find deals for flights from San Francisco to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on San Francisco to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Incheon Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Incheon Intl.

  • Can I find deals for business class flights from San Francisco to Incheon Intl?

    Yes. Cheapflights offers flight deals from San Francisco to Incheon Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Incheon Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from San Francisco to Incheon Intl Airport (average of C$ 1,142). Flying from San Francisco to Incheon Intl Airport in December is currently the most expensive (average of C$ 1,539). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Francisco to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Incheon Intl flights

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How does Cheapflights help users find flights from San Francisco to Incheon Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco to Incheon Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Incheon Intl?

Cheapflights helps you find that perfect flight to Incheon Intl from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco to Incheon Intl with no change fees?

Yes, we can. To see specific flights from San Francisco to Incheon Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from San Francisco to Incheon Intl become cheaper?

Not ready to book yet? You can track prices for flights from San Francisco to Incheon Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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