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Kathmandu

$1,143+ Cheap flights from Idaho to Kathmandu (KTM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — KTM
May 10 — May 171
Sat 5/10
Sat 5/17
1 adult, Economy
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Cheap flight deals from Idaho to Kathmandu

Keep the following information in mind while searching for Idaho to Kathmandu flight deals. Data was last updated May 5, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,143
(oojo)

Popular in

July

Cheapest in

May

Average price

$1,230
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Kathmandu Tribhuvan flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Kathmandu Tribhuvan flights.
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From Idaho to Kathmandu Tribhuvan
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Highest demand for flights based on searches. 17% potential increase in price ($336 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Idaho to Kathmandu

Cheapest flights from Idaho to Kathmandu
Explore the most affordable flight options available from Idaho to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 5, 2025.

This oojo deal was found by Cheapflights users on 5/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:43 pmBOI - KTM
2 stops32h 22mQatar Airways
Wed 9/1710:05 amKTM - BOI
2 stops45h 30mQatar Airways
Deal found 5/5$1,143
This oojo deal was found by Cheapflights users on 5/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:25 amGEG - KTM
2 stops45h 35mQatar Airways
Tue 10/146:00 pmKTM - GEG
2 stops55h 49mQatar Airways
Deal found 5/5$1,200
This Singapore Airlines deal was found by Cheapflights users on 5/5. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:13 pmBOI - KTM
3 stops67h 47mMultiple Airlines
Wed 9/1711:00 pmKTM - BOI
2 stops32h 35mMultiple Airlines
Deal found 5/5$1,742
This Singapore Airlines deal was found by Cheapflights users on 5/5. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:08 amGEG - KTM
2 stops49h 47mMultiple Airlines
Wed 11/511:05 pmKTM - GEG
3 stops37h 13mMultiple Airlines
Deal found 5/5$1,829
This Singapore Airlines deal was found by Cheapflights users on 5/5. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:13 pmBOI - KTM
3 stops67h 47mSingapore Airlines
Wed 9/1711:00 pmKTM - BOI
3 stops50h 15mSingapore Airlines
Deal found 5/5$2,751
This Indian Eagle deal was found by Cheapflights users on 5/5. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1512:20 pmGEG - KTM
Nonstop39h 40mUndisclosed Carrier
Wed 11/56:45 pmKTM - GEG
Nonstop39h 46mUndisclosed Carrier
Deal found 5/5$3,183

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho 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 May 5, 2025.
Use the filters below to find and compare flights from Idaho to Kathmandu that are best for you.

Fly from

Idaho

Fly to

Kathmandu

Route

Depart

Return

Price

BoiseKathmandu

BOI - KTM

BOIKTM

Boise Air Term. Gowen Fld

Wed 9/3

12:43 pm-8:50 am

2 stops32h 22m

Kathmandu Tribhuvan

Wed 9/17

10:05 am-7:50 pm

2 stops45h 30m

$1,143

SpokaneKathmandu

GEG - KTM

GEGKTM

Spokane

Sun 9/14

6:25 am-4:45 pm

2 stops45h 35m

Kathmandu Tribhuvan

Tue 10/14

6:00 pm-1:04 pm

2 stops55h 49m

$1,200

BoiseKathmandu

BOI - KTM

BOIKTM

Boise Air Term. Gowen Fld

Wed 9/3

2:13 pm-9:45 pm

3 stops67h 47m

Kathmandu Tribhuvan

Wed 9/17

11:00 pm-7:50 pm

2 stops32h 35m

$1,742

SpokaneKathmandu

GEG - KTM

GEGKTM

Spokane

Wed 10/15

7:08 am-9:40 pm

2 stops49h 47m

Kathmandu Tribhuvan

Wed 11/5

11:05 pm-10:33 pm

3 stops37h 13m

$1,829

BoiseKathmandu

BOI - KTM

BOIKTM

Boise Air Term. Gowen Fld

Wed 9/3

2:13 pm-9:45 pm

3 stops67h 47m

Kathmandu Tribhuvan

Wed 9/17

11:00 pm-1:30 pm

3 stops50h 15m

$2,751

SpokaneKathmandu

GEG - KTM

GEGKTM

Spokane

Wed 10/15

12:20 pm-4:45 pm

Nonstop39h 40m

Kathmandu Tribhuvan

Wed 11/5

6:45 pm-8:46 pm

Nonstop39h 46m

$3,183

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Best time to book a flight from Idaho to Kathmandu

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

What is the cheapest time of day to fly from ID to KTM?

Find hourly flight availability from Idaho 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 May 5, 2025.

When flying from Idaho 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.

Rainfall in Kathmandu by month

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

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 14.6 inches per month. July is typically the wettest month, when rainfall can reach 14.6 in. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 in.

Temperature in Kathmandu by month

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

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 May 5, 2025.
Singapore Airlines
8.1
Very good
1,293 reviews

Entertainment

8.0

Food

7.7

Crew

8.6

Boarding

8.2

Comfort

7.9

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
1,293 reviews
Singapore Airlines
8.1
Very good
1,293 reviews

Entertainment

8.0

Food

7.7

Crew

8.6

Boarding

8.2

Comfort

7.9

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
3,567 reviews
Singapore Airlines
8.1
Very good
1,293 reviews

Entertainment

8.0

Food

7.7

Crew

8.6

Boarding

8.2

Comfort

7.9

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 Idaho 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 Idaho?

    Most people fly into Kathmandu Tribhuvan (KTM) if they book a flight to Kathmandu from Idaho. Tribhuvan is conveniently located just 2.5 mi from Kathmandu’s city center.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Idaho to Kathmandu (average of $1,237). Flying from Idaho to Kathmandu in June is currently the most expensive (average of $1,886). 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 Idaho?

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Alternative routes for Idaho to Kathmandu

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Idaho to Kathmandu

Discover the top airline that operate flights from Idaho 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 May 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,288Average$1,538FlexibilityNo cancel feeOn-time68%

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