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Southeast Asia

$351+ Cheap flights from San Jose (SJC) to Southeast Asia

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BKK
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from San Jose to Southeast Asia

Keep the following information in mind while searching for San Jose to Southeast Asia flight deals. Data was last updated September 16, 2025.

Round-trip from

$659
(eDestinos)

One-way from

$351
(American Airlines)

Popular in

May

Cheapest in

September

Average price

$772
From San Jose to Southeast Asia
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One-way flight from San Jose to Southeast Asia
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Highest demand for flights based on searches. 22% potential increase in price ($329 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Jose to Southeast Asia

Cheapest flights from San Jose to Southeast Asia
Explore the most affordable flight options available from San Jose to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This eDestinos deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/159:02 amSJC - BKK
2 stops26h 03mKorean Air
Sun 9/212:35 amBKK - SJC
2 stops26h 10mKorean Air
Deal found 9/14$650
This eDestinos deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:02 amSJC - BKK
2 stops26h 03mKorean Air
Tue 9/239:50 amBKK - SJC
2 stops23h 23mKorean Air
Deal found 9/15$659
This lastminute.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:00 amSJC - CEB
2 stops23h 20mKorean Air
Mon 11/1712:15 amCEB - SJC
2 stops29h 04mKorean Air
Deal found 9/14$665
This eDestinos deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amSJC - SIN
2 stops30h 00mKorean Air
Thu 12/1810:40 amSIN - SJC
2 stops23h 38mKorean Air
Deal found 9/14$672
This lol.travel deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:10 pmSJC - SGN
2 stops37h 05mKorean Air
Wed 11/58:00 amSGN - SJC
2 stops28h 45mKorean Air
Deal found 9/15$675
This SmartFares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:02 amSJC - SGN
2 stops23h 03mKorean Air
Thu 10/211:45 pmSGN - SJC
2 stops33h 28mKorean Air
Deal found 9/15$702
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:15 amSJC - SGN
2 stops25h 05mDelta
Wed 12/311:50 pmSGN - SJC
2 stops37h 23mDelta
Deal found 9/15$705
This Korean Air deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:15 amSJC - CGK
2 stops46h 05mKorean Air
Wed 1/149:50 pmCGK - SJC
2 stops36h 01mKorean Air
Deal found 9/15$705
This Korean Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:15 amSJC - CGK
2 stops47h 05mKorean Air
Wed 11/59:50 pmCGK - SJC
2 stops31h 57mKorean Air
Deal found 9/14$708
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:14 amSJC - BKK
2 stops24h 31mDelta
Wed 10/152:35 amBKK - SJC
2 stops29h 51mDelta
Deal found 9/16$710
This Korean Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:15 amSJC - SGN
2 stops25h 05mKorean Air
Tue 12/211:50 pmSGN - SJC
2 stops33h 28mKorean Air
Deal found 9/14$711
This Expedia deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:15 amSJC - KUL
2 stops24h 10mKorean Air
Wed 11/511:55 pmKUL - SJC
2 stops28h 52mKorean Air
Deal found 9/13$711

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Southeast Asia 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 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from San Jose to Southeast Asia that are best for you.

Fly from

San Jose

Fly to

Southeast Asia

Route

Depart

Return

Price

San JoseJakarta

SJC - CGK

SJCCGK

San Jose

Wed 2/25

7:15 am-8:20 pm

2 stops46h 05m

Jakarta Soekarno-Hatta Intl

Sun 3/1

9:50 pm-5:52 pm

2 stops35h 02m

$700

San JoseJakarta

SJC - CGK

SJCCGK

San Jose

Tue 11/18

6:59 pm-8:20 pm

2 stops34h 21m

Jakarta Soekarno-Hatta Intl

Tue 12/16

9:50 pm-6:18 pm

2 stops35h 28m

$705

San JoseHo Chi Minh City

SJC - SGN

SJCSGN

San Jose

Tue 11/25

7:15 am-11:20 pm

2 stops25h 05m

Ho Chi Minh City

Wed 12/3

11:50 pm-10:13 pm

2 stops37h 23m

$705

San JoseJakarta

SJC - CGK

SJCCGK

San Jose

Tue 11/25

7:15 am-8:20 pm

2 stops46h 05m

Jakarta Soekarno-Hatta Intl

Wed 1/14

9:50 pm-6:51 pm

2 stops36h 01m

$705

San JoseJakarta

SJC - CGK

SJCCGK

San Jose

Tue 11/25

6:59 pm-8:20 pm

2 stops34h 21m

Jakarta Soekarno-Hatta Intl

Mon 1/12

9:50 pm-1:37 pm

2 stops30h 47m

$705

San JoseJakarta

SJC - CGK

SJCCGK

San Jose

Tue 1/20

5:05 pm-8:20 pm

2 stops36h 15m

Jakarta Soekarno-Hatta Intl

Tue 2/3

9:50 pm-6:51 pm

2 stops36h 01m

$705

San JoseJakarta

SJC - CGK

SJCCGK

San Jose

Tue 11/25

7:00 am-8:20 pm

2 stops46h 20m

Jakarta Soekarno-Hatta Intl

Tue 1/13

9:50 pm-1:37 pm

2 stops30h 47m

$705

San JoseJakarta

SJC - CGK

SJCCGK

San Jose

Wed 11/26

7:15 am-8:20 pm

2 stops46h 05m

Jakarta Soekarno-Hatta Intl

Tue 1/13

9:50 pm-1:37 pm

2 stops30h 47m

$705

San JoseSingapore

SJC - SIN

SJCSIN

San Jose

Sun 3/8

7:15 am-5:00 am

2 stops30h 45m

Singapore Changi

Thu 3/12

10:30 pm-5:52 pm

2 stops34h 22m

$734

San JoseHo Chi Minh City

SJC - SGN

SJCSGN

San Jose

Tue 3/3

2:15 pm-11:20 pm

2 stops42h 05m

Ho Chi Minh City

Tue 3/17

2:05 pm-5:52 pm

2 stops41h 47m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from San Jose to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from San Jose 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 Jose to Southeast Asia

What is the cheapest month to book a flight from San Jose to Southeast Asia?

Currently, September is the cheapest month in which you can book a flight from San Jose to Southeast Asia (average of $900). Flying from San Jose to Southeast Asia in December is currently the most expensive (average of $1,507). 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 SJC to YJX?

Find hourly flight availability from San Jose to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Jose to Southeast Asia as you normally would.

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from San Jose to Southeast Asia, such as Korean Air and Philippine Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,140 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Philippine Airlines
7.2
Good
911 reviews
Korean Air
8.4
Very good
1,140 reviews

Comfort

8.3

Food

8.1

Crew

8.7

Boarding

8.5

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Southeast Asia. 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 Jose to Southeast Asia?

    San Jose (SJC), located 2.9 mi from the city center, is the airport you fly out of when you book flights from San Jose to Southeast Asia.

  • How long is the flight from San Jose to Southeast Asia?

    A quick flight from San Jose to Southeast Asia can take about 34h 21m. Delta provides one of the quickest options available for as low as $705. The distance from San Jose to Southeast Asia is about 8698 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San Jose to Southeast Asia one-way?

    The cheapest airlines for a one-way flight from San Jose to Southeast Asia are American Airlines ($351), Korean Air ($370), and Delta ($416).

  • What are the most popular routes from San Jose to Southeast Asia?

    While some choose either San Jose - Bangkok Suvarnabhumi or San Jose - Ho Chi Minh City, San Jose - Manila Ninoy Aquino Intl is the most popular route from San Jose to Southeast Asia.

  • Can I find deals for flights from San Jose to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on San Jose to Southeast Asia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Southeast Asia?

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

  • Can I find deals for business class flights from San Jose to Southeast Asia?

    Yes. Cheapflights offers flight deals from San Jose to Southeast Asia 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 Jose to Southeast Asia?

    Currently, September is the cheapest month in which you can book a flight from San Jose to Southeast Asia (average of $900). Flying from San Jose to Southeast Asia in December is currently the most expensive (average of $1,507). 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.

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Alternative routes for San Jose to Southeast Asia

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Top 2 airlines flying from San Jose to Southeast Asia

Discover the top 2 airlines that operate flights from San Jose to Southeast Asia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$684Average$1,058FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$1,027Average$1,374FlexibilityNo cancel feeOn-time60%

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