$748 Cheap Flights from Baltimore (BWI) to Kathmandu (KTM)

View $748 flight on Mon, Feb 2, 2026Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Tribhuvan Intl. Airport (KTM)

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Find available prices by choosing your travel dates.

Cheap Flights from Baltimore to Kathmandu (BWI-KTM)

Prices were available within the past 7 days and start at $748 for one-way flights and $1,319 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Nov 5 - Wed, Nov 12
BWI
Baltimore
KTM
Kathmandu
$1,319 Roundtrip, found 4 days ago
$1,319
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Baltimore to Kathmandu, returning Wed, Nov 12, priced at $1,319 found 4 days ago
Alaska Airlines
Wed, Oct 22 - Wed, Nov 19
BWI
Baltimore
KTM
Kathmandu
$1,331 Roundtrip, found 11 hours ago
$1,331
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Wed, Oct 22 from Baltimore to Kathmandu, returning Wed, Nov 19, priced at $1,331 found 11 hours ago
Alaska Airlines
Sat, Nov 8 - Mon, Nov 17
BWI
Baltimore
KTM
Kathmandu
$1,356 Roundtrip, found 19 hours ago
$1,356
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sat, Nov 8 from Baltimore to Kathmandu, returning Mon, Nov 17, priced at $1,356 found 19 hours ago
Alaska Airlines
Mon, Nov 24 - Mon, Dec 8
BWI
Baltimore
KTM
Kathmandu
$1,360 Roundtrip, found 3 days ago
$1,360
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Nov 24 from Baltimore to Kathmandu, returning Mon, Dec 8, priced at $1,360 found 3 days ago
Alaska Airlines
Sat, Nov 8 - Mon, Nov 17
BWI
Baltimore
KTM
Kathmandu
$1,369 Roundtrip, found 19 hours ago
$1,369
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sat, Nov 8 from Baltimore to Kathmandu, returning Mon, Nov 17, priced at $1,369 found 19 hours ago
United
Wed, Oct 22 - Wed, Nov 19
BWI
Baltimore
KTM
Kathmandu
$1,376 Roundtrip, found 11 hours ago
$1,376
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Oct 22 from Baltimore to Kathmandu, returning Wed, Nov 19, priced at $1,376 found 11 hours ago
Alaska Airlines
Mon, Sep 29 - Mon, Nov 10
BWI
Baltimore
KTM
Kathmandu
$1,380 Roundtrip, found 6 days ago
$1,380
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Sep 29 from Baltimore to Kathmandu, returning Mon, Nov 10, priced at $1,380 found 6 days ago
Singapore Airlines
Tue, Sep 30 - Wed, Oct 22
BWI
Baltimore
KTM
Kathmandu
$1,511 Roundtrip, found 6 days ago
$1,511
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Tue, Sep 30 from Baltimore to Kathmandu, returning Wed, Oct 22, priced at $1,511 found 6 days ago
Cathay Pacific
Fri, Aug 29 - Sun, Sep 28
BWI
Baltimore
KTM
Kathmandu
$1,780 Roundtrip, found 1 day ago
$1,780
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Fri, Aug 29 from Baltimore to Kathmandu, returning Sun, Sep 28, priced at $1,780 found 1 day ago
Qatar Airways
Tue, Nov 25 - Mon, Dec 8
BWI
Baltimore
KTM
Kathmandu
$1,804 Roundtrip, found 3 days ago
$1,804
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Tue, Nov 25 from Baltimore to Kathmandu, returning Mon, Dec 8, priced at $1,804 found 3 days ago

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Tribhuvan Intl. Airport (KTM) cost?
Discover the latest flight deals from BWI to KTM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BWI to KTM?
The cheapest flights from BWI to KTM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BWI to KTM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BWI to KTM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Tribhuvan Intl. Airport (KTM)?
Nonstop flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Tribhuvan Intl. Airport (KTM) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with Expedia’s filters. Enter your travel details and click on either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from BWI to KTM?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Tribhuvan Intl. Airport (KTM)?
To avoid possible delays on the Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Tribhuvan Intl. Airport (KTM) route, aim to travel before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Tribhuvan Intl. Airport (KTM) last-minute?
Waiting until just before your departure to book your flight from BWI to KTM often results in higher prices. While you might find some last-minute offers, they aren’t always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a BWI to KTM flight and hotel package?
Compared with arranging flights and hotels separately, booking a BWI to KTM flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Tribhuvan Intl. Airport (KTM)?
If you booked your BWI to KTM flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.
*Available to One Key members.