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Kathmandu

$345+ Cheap flights from Irvine, CA to Kathmandu (KTM)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KTM
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Kathmandu Tribhuvan are usually found in April or August, booked 4 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Irvine to Kathmandu

Keep the following information in mind while searching for Irvine to Kathmandu flight deals. Data was last updated August 2, 2025.

Round-trip from

$888
(Kiwi.com)

One-way from

$345
(SmartFares)

Popular in

December

Cheapest in

April

Average price

$1,144
From Irvine to Kathmandu Tribhuvan
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One-way flight from Irvine to Kathmandu Tribhuvan
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Highest demand for flights based on searches. 14% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Irvine to Kathmandu

Cheapest flights from Irvine to Kathmandu
Explore the most affordable flight options available from Irvine to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1712:25 amLAX - KTM
1 stop32h 35mMultiple Airlines
Sun 10/1911:45 amKTM - LAX
1 stop21h 45mMultiple Airlines
Deal found 7/30$888
This Travelocity deal was found by Cheapflights users on 8/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2912:30 pmLAX - KTM
2 stops62h 20mChina Eastern
Sat 9/204:35 pmKTM - LAX
2 stops54h 15mChina Eastern
Deal found 8/1$897
This SmartFares deal was found by Cheapflights users on 7/31. 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.
Fri 8/2912:25 amLAX - KTM
1 stop32h 35mCathay Pacific
Sun 9/1411:00 pmKTM - LAX
1 stop30h 50mCathay Pacific
Deal found 7/31$993
This Booking.com deal was found by Cheapflights users on 7/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/91:40 pmLAX - KTM
2 stops31h 25mIndiGo
Mon 8/252:00 pmKTM - LAX
2 stops40h 45mIndiGo
Deal found 7/31$1,042
This FlightHub deal was found by Cheapflights users on 8/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:30 pmLAX - KTM
2 stops24h 05mSichuan Airlines
Sun 11/3012:20 pmKTM - LAX
1 stop20h 55mSichuan Airlines
Deal found 8/1$1,043

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Kathmandu 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 August 2, 2025.
Use the filters below to find and compare flights from Irvine to Kathmandu that are best for you.

Fly from

Irvine

Fly to

Kathmandu

Route

Depart

Return

Price

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Sun 8/17

12:25 am-9:45 pm

1 stop32h 35m

Kathmandu Tribhuvan

Sun 10/19

11:45 am-8:45 pm

1 stop21h 45m

$888

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Fri 8/29

12:30 pm-3:35 pm

2 stops62h 20m

Kathmandu Tribhuvan

Sat 9/20

4:35 pm-10:05 am

2 stops54h 15m

$897

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Fri 8/29

12:25 am-9:45 pm

1 stop32h 35m

Kathmandu Tribhuvan

Sun 9/14

11:00 pm-5:05 pm

1 stop30h 50m

$993

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Fri 11/14

9:30 pm-11:20 am

2 stops24h 05m

Kathmandu Tribhuvan

Sun 11/30

12:20 pm-7:30 pm

1 stop20h 55m

$1,043

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Thu 8/14

12:25 am-9:45 pm

1 stop32h 35m

$345

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Tue 8/26

10:34 pm-6:35 am

2 stops43h 16m

$430

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Fri 8/15

1:40 pm-1:00 pm

2 stops34h 35m

$432

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Sat 8/30

12:30 pm-3:35 pm

3 stops62h 20m

$438

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Sun 8/31

11:15 pm-10:45 am

1 stop22h 45m

$493

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Tue 8/26

7:55 pm-6:15 am

1 stop21h 35m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Showing 1-10 of 13 results
1
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Best time to book a flight from Irvine to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Irvine 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 Irvine to Kathmandu

How far ahead should I book a flight from Irvine to Kathmandu?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Kathmandu. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Irvine to Kathmandu, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Irvine to Kathmandu?

Currently, September is the cheapest month in which you can book a flight from Irvine to Kathmandu (average of $1,237). Flying from Irvine to Kathmandu in June is currently the most expensive (average of $1,684). 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 IR9 to KTM?

Find hourly flight availability from Irvine to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

When flying from Irvine to Kathmandu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Irvine to Kathmandu?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Kathmandu. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irvine to Kathmandu flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. 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 Kathmandu. Reviews last updated August 2, 2025.
Read reviews from past customers who have flown Singapore Airlines, Cathay Pacific, and Qatar Airways from Irvine to Kathmandu. 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.
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.0

Overall

8.1

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Singapore Airlines
8.1
Very good
1,338 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.0

Overall

8.1

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Cathay Pacific
7.6
Good
951 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.0

Overall

8.1

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Qatar Airways
7.4
Good
3,609 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.0

Overall

8.1

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Etihad Airways
7.4
Good
1,230 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.0

Overall

8.1

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Turkish Airlines
7.3
Good
3,935 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.0

Overall

8.1

Food

7.7

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

Related info for your journey

Find useful and relevant information for your journey from Irvine to Kathmandu. 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 into for flights to Kathmandu from Irvine?

    If you book a flight to Kathmandu from Irvine, you will be flying to Tribhuvan, which is the city’s only airport. Kathmandu Tribhuvan (KTM) is located 2.5 mi from the center of Kathmandu. There are 0 flights from Irvine to Tribhuvan per day from 11 different airlines.

  • What are the cheapest airlines to fly from Irvine to Kathmandu one-way?

    For one-way options, check prices for Cathay Pacific. According to our data, you can fly for as low as $345. Users have also found prices from $432 and $438 on IndiGo and China Eastern, respectively.

  • Can I find deals for flights from Irvine to Kathmandu that include hotel bookings?

    Yes. In addition to deals on Irvine to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Kathmandu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Kathmandu.

  • Can I find deals for business class flights from Irvine to Kathmandu?

    Yes. Cheapflights offers flight deals from Irvine to Kathmandu 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 Irvine to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Irvine to Kathmandu (average of $1,237). Flying from Irvine to Kathmandu in June is currently the most expensive (average of $1,684). 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

Traveling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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Top 10 airlines flying from Irvine to Kathmandu

Discover the top 10 airlines that operate flights from Irvine to Kathmandu. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sichuan AirlinesCheapest$756Average$1,078FlexibilityNo cancel feeOn-time63%
China EasternCheapest$801Average$984FlexibilityNo cancel feeOn-time62%
Singapore AirlinesCheapest$900Average$1,228FlexibilityNo cancel feeOn-time81%
China SouthernCheapest$915Average$1,456FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$949Average$1,300FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$960Average$1,267FlexibilityNo cancel feeOn-time72%
KLMCheapest$988Average$1,151FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,109Average$1,530FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,151Average$1,395FlexibilityNo cancel feeOn-time77%
IndiGoCheapest$1,171Average$1,283FlexibilityNo cancel feeOn-time80%

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