HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kathmandu

$391+ Cheap flights from Riverside, 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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KTM
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Riverside to Kathmandu with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Riverside to Kathmandu Tribhuvan are usually found in August or April, booked 64 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Riverside to Kathmandu

Cheapest flights from Riverside to Kathmandu
Explore the most affordable flight options available from Riverside to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This FlightHub deal was found by Cheapflights users on 12/11. 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.
Mon 12/299:15 pmLAX - KTM
1 stop34h 30mCathay Pacific
Thu 1/2910:55 pmKTM - LAX
1 stop31h 10mCathay Pacific
Deal found 12/11$976
This FlightHub deal was found by Cheapflights users on 12/11. 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 12/2611:30 amLAX - KTM
3 stops62h 45mChina Eastern
Mon 1/265:00 pmKTM - LAX
3 stops53h 50mChina Eastern
Deal found 12/11$1,143
This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:15 pmLAX - KTM
1 stop34h 30mMultiple Airlines
Thu 1/2910:55 pmKTM - LAX
2 stops31h 17mMultiple Airlines
Deal found 12/11$1,147
This Ovago deal was found by Cheapflights users on 12/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:55 amLAX - KTM
1 stop44h 50mCathay Pacific
Mon 1/2610:55 pmKTM - LAX
1 stop35h 45mCathay Pacific
Deal found 12/11$1,192
This Gurufare deal was found by Cheapflights users on 12/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:00 pmLAX - KTM
1 stop23h 45mChina Southern
Sat 1/1712:30 pmKTM - LAX
1 stop19h 45mChina Southern
Deal found 12/11$1,270
This Gotogate deal was found by Cheapflights users on 12/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:30 amLAX - KTM
2 stops38h 45mMultiple Airlines
Sun 1/1112:20 pmKTM - LAX
1 stop20h 30mMultiple Airlines
Deal found 12/10$1,324
This Gotogate deal was found by Cheapflights users on 12/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:00 pmLAX - KTM
1 stop23h 45mChina Southern
Sun 1/1112:30 pmKTM - LAX
1 stop19h 45mChina Southern
Deal found 12/10$1,367
This FlightHub deal was found by Cheapflights users on 12/10. 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.
Mon 12/2911:30 amLAX - KTM
2 stops62h 45mChina Eastern
Sat 1/175:00 pmKTM - LAX
2 stops53h 50mChina Eastern
Deal found 12/10$1,385
This FlightHub deal was found by Cheapflights users on 12/11. 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.
Mon 12/2911:30 amLAX - KTM
3 stops62h 45mChina Eastern
Thu 1/295:00 pmKTM - LAX
3 stops53h 50mChina Eastern
Deal found 12/11$1,393
This Ovago deal was found by Cheapflights users on 12/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:15 pmLAX - KTM
1 stop34h 30mCathay Pacific
Sat 1/1710:55 pmKTM - LAX
1 stop24h 05mCathay Pacific
Deal found 12/10$1,398

Find flight deals from Riverside to Kathmandu

Keep the following information in mind while searching for Riverside to Kathmandu flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$840
(Gotogate)

One-way from

$391
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,766
Provider with most accurate pricing for Los Angeles-Kathmandu Tribhuvan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Kathmandu Tribhuvan flights.
Search Deals
From Riverside to Kathmandu Tribhuvan
Search Deals
One-way flight from Riverside to Kathmandu Tribhuvan
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside 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 December 12, 2025.
Use the filters below to find and compare flights from Riverside to Kathmandu that are best for you.

Fly from

Riverside

Fly to

Kathmandu

Route

Depart

Return

Price

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Sun 1/25

11:30 am-4:00 pm

2 stops38h 45m

Kathmandu Tribhuvan

Sun 2/1

5:00 pm-9:05 am

3 stops53h 50m

$850

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Fri 5/1

11:15 pm-10:40 am

1 stop22h 40m

Kathmandu Tribhuvan

Tue 6/2

11:40 am-8:45 pm

1 stop21h 50m

$855

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Thu 4/2

12:30 am-9:45 pm

1 stop32h 30m

Kathmandu Tribhuvan

Sat 5/2

11:00 pm-10:05 pm

1 stop35h 50m

$924

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Sat 5/2

11:30 pm-9:45 pm

1 stop33h 30m

Kathmandu Tribhuvan

Mon 6/1

11:00 pm-11:20 am

1 stop25h 05m

$924

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Sat 3/14

11:55 am-9:30 pm

1 stop44h 50m

Kathmandu Tribhuvan

Wed 3/18

10:55 pm-5:20 pm

1 stop31h 10m

$924

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Sun 1/25

10:55 am-9:30 pm

1 stop44h 50m

Kathmandu Tribhuvan

Sun 2/1

10:55 pm-4:20 pm

1 stop31h 10m

$926

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Mon 2/16

9:15 pm-9:30 pm

1 stop34h 30m

Kathmandu Tribhuvan

Sun 2/22

12:20 pm-7:05 pm

1 stop20h 30m

$927

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Wed 4/29

12:30 am-9:45 pm

1 stop32h 30m

Kathmandu Tribhuvan

Sun 5/31

11:00 pm-10:35 pm

1 stop36h 20m

$949

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Tue 3/31

12:30 am-9:45 pm

1 stop32h 30m

Kathmandu Tribhuvan

Wed 4/29

11:00 pm-4:25 pm

1 stop30h 10m

$950

Los AngelesKathmandu

LAX - KTM

LAXKTM

Los Angeles

Tue 3/10

12:30 pm-4:00 pm

2 stops38h 45m

Kathmandu Tribhuvan

Tue 3/31

11:40 am-8:45 pm

1 stop21h 50m

$969

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Riverside to Kathmandu

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

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

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Kathmandu. Price data was last updated on December 5, 2025.

To ensure you get the cheapest price possible for a flight from Riverside to Kathmandu, you should look to book at least 64 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 Riverside to Kathmandu?

Currently, August is the cheapest month in which you can book a flight from Riverside to Kathmandu (average of $726). Flying from Riverside to Kathmandu in June is currently the most expensive (average of $1,248). 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 R1V to KTM?

Find hourly flight availability from Riverside 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 December 12, 2025.

When flying from Riverside to Kathmandu, 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 27% versus a flight in the afternoon.

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

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

Travelers seeking maximum savings on their Riverside to Kathmandu flight should consider departing on Saturday mornings when fares are most often at their lowest. Wednesday at noon 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 December 12, 2025.
Read through reviews of airlines operating flights from Riverside to Kathmandu, such as Singapore Airlines, Cathay Pacific, and China Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,412 reviews

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,412 reviews
Singapore Airlines
8.1
Very good
1,412 reviews

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Cathay Pacific
7.6
Good
1,095 reviews
Singapore Airlines
8.1
Very good
1,412 reviews

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
China Southern
7.5
Good
122 reviews
Singapore Airlines
8.1
Very good
1,412 reviews

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qatar Airways
7.4
Good
3,677 reviews
Singapore Airlines
8.1
Very good
1,412 reviews

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Turkish Airlines
7.3
Good
4,090 reviews
Singapore Airlines
8.1
Very good
1,412 reviews

Comfort

8.0

Boarding

8.3

Food

7.8

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Riverside 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 Riverside?

    Kathmandu Tribhuvan (KTM) is the airport you will fly into if you book a flight from Riverside to Kathmandu. You should not have trouble finding flights to Tribhuvan from Riverside; the airport handles an average of 0 inbound flights from Riverside per day. You should also have plenty of airline options to choose from since 10 airlines have flights to the Kathmandu airport from Riverside. It is only a 2.5 mi journey from Tribhuvan (KTM) to Kathmandu’s city center.

  • How long is the flight from Riverside to Kathmandu?

    There are many flights that can get you from Riverside to Kathmandu in 22h 40m. Fly via China Eastern, Sichuan Airlines, or Cathay Pacific to get the fastest option. Airlines will cover a distance of 7897 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Cathay Pacific. According to our data, you can fly for as low as $344. Users have also found prices from $378 and $404 on Singapore Airlines and China Southern, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Riverside to Kathmandu (average of $726). Flying from Riverside to Kathmandu in June is currently the most expensive (average of $1,248). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Riverside to Kathmandu

Discover the top 10 airlines that operate flights from Riverside 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sichuan AirlinesCheapest$756Average$1,053FlexibilityNo cancel feeOn-time63%
Cathay PacificCheapest$784Average$1,139FlexibilityNo cancel feeOn-time72%
China EasternCheapest$786Average$879FlexibilityNo cancel feeOn-time62%
Singapore AirlinesCheapest$884Average$1,232FlexibilityNo cancel feeOn-time81%
China SouthernCheapest$891Average$1,301FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$929Average$1,353FlexibilityNo cancel feeOn-time67%
Qatar AirwaysCheapest$973Average$1,388FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,108Average$1,372FlexibilityNo cancel feeOn-time77%
IndiGoCheapest$1,171Average$1,283FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$1,284Average$1,523FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.