SFO - ICN

C$ 658 Find Cheap Flights from San Francisco to Incheon

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Francisco to Incheon Intl departing on 6/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Incheon Intl Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Incheon, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Incheon, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
C$ 1,083
Typical prices: C$ 1,864-C$ 991
China Eastern
Thu 26/11Sat 12/12
SFO - ICN • 2 stops
Cheapest direct flights
C$ 1,103
Typical prices: C$ 2,313-C$ 1,690
United Airlines
Sun 21/6Fri 26/6
SFO - ICN • Direct
Advice from real travellers
AI-powered summary based on content written by KAYAK users. AI can make mistakes.
AIR PREMIA economy stands out with 33-35 inches of legroom on this long-haul route.
Korean Air economy includes meals and alcohol; United Premium Plus adds legroom.
User tips
User tips
User tips
User tips
Direct flights
You can fly direct with Asiana Airlines, Korean Air, and others. Average duration is 12h 39m
Direct flights
Direct flights
+1
+1
Direct flights
Direct flights
+1
Avoid delays
Most punctual • 90% on-time
Best time • Fewest delays
Insights
Insights
Insights
Insights
When to travel
Cheapest • 19% price drop
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Incheon Intl!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from San Francisco to Incheon Intl (SFO-ICN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Francisco to Incheon Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Incheon Intl

Thu, 26 Nov - Sat, 12 Dec
China Eastern Logo
12:00 p.m. - 12:15 p.m.
SFO
-
ICN
31h 15m
2 stops
China Eastern Logo
8:55 a.m. - 9:00 a.m.
ICN
-
SFO
17h 05m
1 stop
C$ 1,083China Eastern
Sat, 5 Sep - Sat, 12 Sep
United Airlines Logo
11:59 p.m. - 3:20 p.m.
SFO
-
ICN
23h 21m
1 stop
United Airlines Logo
5:15 p.m. - 10:18 a.m.
ICN
-
SFO
33h 03m
1 stop
C$ 1,092United Airlines
Thu, 26 Nov - Thu, 10 Dec
China Eastern Logo
12:00 p.m. - 11:00 a.m.
SFO
-
ICN
30h 00m
2 stops
China Eastern Logo
1:15 p.m. - 9:00 a.m.
ICN
-
SFO
60h 45m
2 stops
C$ 1,095China Eastern
Sun, 21 Jun - Mon, 29 Jun
United Airlines Logo
11:55 p.m. - 4:20 a.m.
SFO
-
ICN
12h 25mdirect
United Airlines Logo
4:50 p.m. - 12:00 p.m.
ICN
-
SFO
11h 10mdirect
C$ 1,103United Airlines
Wed, 29 Jul - Mon, 17 Aug
AIR PREMIA Logo
5:00 p.m. - 9:40 p.m.
SFO
-
ICN
12h 40mdirect
AIR PREMIA Logo
7:15 p.m. - 2:15 p.m.
ICN
-
SFO
11h 00mdirect
C$ 1,117AIR PREMIA
Sat, 20 Jun - Sat, 27 Jun
United Airlines Logo
10:40 a.m. - 3:00 p.m.
SFO
-
ICN
12h 20mdirect
United Airlines Logo
11:30 a.m. - 6:30 a.m.
ICN
-
SFO
11h 00mdirect
C$ 1,139United Airlines
Wed, 18 Nov - Thu, 26 Nov
United Airlines Logo
10:30 a.m. - 4:15 p.m.
SFO
-
ICN
12h 45mdirect
United Airlines Logo
6:00 p.m. - 11:40 a.m.
ICN
-
SFO
10h 40mdirect
C$ 1,141United Airlines
Thu, 12 Nov - Sat, 21 Nov
China Eastern Logo
12:00 p.m. - 11:55 a.m.
SFO
-
ICN
30h 55m
1 stop
China Eastern Logo
8:55 a.m. - 9:00 a.m.
ICN
-
SFO
17h 05m
1 stop
C$ 1,143China Eastern
Wed, 18 Nov - Fri, 27 Nov
AIR PREMIA Logo
2:30 p.m. - 8:30 p.m.
SFO
-
ICN
13h 00mdirect
AIR PREMIA Logo
6:55 p.m. - 12:30 p.m.
ICN
-
SFO
10h 35mdirect
C$ 1,145AIR PREMIA
Sat, 12 Sep - Sun, 18 Oct
China Eastern Logo
12:00 p.m. - 2:50 p.m.
SFO
-
ICN
34h 50m
2 stops
China Eastern Logo
4:15 p.m. - 9:05 a.m.
ICN
-
SFO
32h 50m
1 stop
C$ 1,153China Eastern
Booking Insights

KAYAK's insights & trends for San Francisco to Incheon Intl flights

Get data-powered insights and trends into flights from San Francisco to Incheon Intl to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from San Francisco to Incheon Intl Airport?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from San Francisco to Incheon Intl Airport departing in November.

What’s the cheapest day of the week to fly from San Francisco to Incheon?

The average price of all round-trip flights from San Francisco to Incheon Intl Airport clicked on KAYAK for each day over the last 12 months.

For San Francisco to Incheon, Saturday is the cheapest day to fly on average and Wednesday is the most expensive. Flying from Incheon back to San Francisco, the best deals are generally found on Thursday, with Monday being the most expensive.

What is the cheapest month to fly from San Francisco to Incheon Intl Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from San Francisco to Incheon Intl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from San Francisco to Incheon Intl Airport is January, where tickets cost C$ 987 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is C$ 1,955 and C$ 1,619 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from San Francisco to Incheon Intl Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from San Francisco to Incheon Intl Airport, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 2 weeks before departure.

Good to know

Low seasonJanuary
Cheapest flightC$ 658
Best time to beat the crowds (19% less expensive on average)
Most popular time to fly (60% more expensive on average)
Flight from San Francisco to Incheon

When to book flights from San Francisco to Incheon Intl

Are your dates flexible? Find out the best times to travel from San Francisco to Incheon Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Flights from San Francisco to Incheon Intl: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from San Francisco to Incheon Intl 
Verified travelerFlew with Asiana Airlines
SFO
-
ICN
Mar 2026
Walk straight to arrivals upon getting to Incheon, and take their airport bus route if convenient.
DexterFlew with Asiana Airlines
SFO
-
ICN
Feb 2026
If traveling with toddlers or picky eaters, make sure you feed or buy food your kids will eat. Leaving San Francisco my kids didn’t eat any of the food coming from the SFO airport.

FAQs for booking San Francisco to Incheon flights

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

    In the last 5 days, the lowest price for a flight from San Francisco to Incheon Intl Airport was C$ 658 for a one-way ticket and C$ 1,083 for a round-trip.

  • Which airports will I be using when flying from San Francisco to Incheon?

    On your way to Incheon, you’ll fly out from San Francisco. You’ll be landing at Incheon Intl.

  • Which airlines offer Wi-Fi service onboard planes from San Francisco to Incheon?

    Asiana Airlines, and American Airlines offer inflight Wi-Fi service on the San Francisco to Incheon flight route.

  • Which aircraft models fly most regularly from San Francisco to Incheon?

    The Boeing 787-9 Dreamliner is the aircraft model that flies most regularly on the San Francisco to Incheon flight route.

  • On which days can I fly direct from San Francisco to Incheon?

    There are direct flights from San Francisco to Incheon on a daily basis.

  • How does KAYAK find such low prices on flights from San Francisco to Incheon?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Francisco to Incheon.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Francisco to Incheon?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Incheon from San Francisco is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Francisco to Incheon?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Incheon with an airline and back to San Francisco with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Francisco to Incheon?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Incheon from San Francisco up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from San Francisco to Incheon Intl Airport

  • Looking for a cheap flight? 25% of our users found flights on this route for C$ 990 or less one-way and C$ 1,617 or less round-trip.

Prefer to fly direct from San Francisco to Incheon?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from San Francisco to Incheon Intl.
Find which airlines fly direct from San Francisco Airport to Incheon Intl Airport, which days they fly and book direct flights.

Direct departures

San Francisco to Incheon Intl

Monday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Tuesday

Asiana Airlines,Korean Air,United Airlines

Asiana Airlines,Korean Air, +1 more

Wednesday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Thursday

Asiana Airlines,Korean Air,United Airlines

Asiana Airlines,Korean Air, +1 more

Friday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Saturday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Sunday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

See more nonstop flights

Direct returns

Incheon Intl to San Francisco

Monday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Tuesday

Asiana Airlines,Korean Air,United Airlines

Asiana Airlines,Korean Air, +1 more

Wednesday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Thursday

Asiana Airlines,Korean Air,United Airlines

Asiana Airlines,Korean Air, +1 more

Friday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Saturday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

Sunday

AIR PREMIA,Asiana Airlines,Korean Air, +1 more

AIR PREMIA,Asiana Airlines, +2 more

See more nonstop flights

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

Information on your arrival and departure airports