Flight Routes from Washington DC to Kathmandu

Trip type

Our cheapest offers for flights from Washington DC to Kathmandu

Here you can compare cheap flights from Washington DC (IAD) to Kathmandu (KTM) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Kathmandu. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Washington DC
Kathmandu
Outbound
07/16/26
2 Stopovers (DOH, DEL)
QR0710, QR4790, 6E1161
23h 00min
Return
07/31/26
2 Stopovers (DEL, DOH)
6E1152, QR4781, QR0709
31h 40min
Qatar Airways, IndiGo Airlines ?
$1,474
Best option
Washington DC
Kathmandu
Outbound
07/16/26
1 Stopover (DOH)
QR0708, QR0648
26h 05min
Return
07/31/26
1 Stopover (DOH)
QR0647, QR0709
24h 30min
Qatar Airways
$2,054
Washington DC
Kathmandu
Outbound
07/16/26
1 Stopover (DOH)
QR0708, QR0648
26h 05min
Return
07/31/26
1 Stopover (DXB)
EK2154, EK0231
41h 50min
Qatar Airways
$2,109
Washington DC
Kathmandu
Outbound
07/16/26
1 Stopover (DXB)
EK0232, RA0230
37h 05min
Return
07/31/26
1 Stopover (DXB)
EK2154, EK0231
41h 50min
Emirates Airline, Nepal Airlines
$2,112
Washington DC
Kathmandu
Outbound
07/16/26
1 Stopover (DOH)
QR0708, QR0650
27h 05min
Return
07/31/26
1 Stopover (DOH)
QR0647, QR0709
24h 30min
Qatar Airways
$2,126
Washington DC
Kathmandu
Outbound
07/16/26
1 Stopover (DOH)
QR0708, QR0650
27h 05min
Return
07/31/26
1 Stopover (DOH)
QR0647, QR0709
24h 30min
Qatar Airways
$2,135
Washington DC
Kathmandu
Outbound
07/16/26
1 Stopover (DOH)
QR0708, QR0650
27h 05min
Return
07/31/26
1 Stopover (DOH)
QR0647, QR0709
24h 30min
Qatar Airways
$2,143
Washington DC
Kathmandu
Outbound
07/16/26
4 Stopovers (CLT, JFK, IST, DEL)
AA5054, AA1029, 6E4014, 6E0012, 6E1151
43h 02min
Return
07/31/26
4 Stopovers (DEL, AMD, DEL, IST)
6E1162, 6E5119, TK7778, TK7751, TK0007
56h 45min
American Airlines, IndiGo Airlines ?
$2,148
Washington DC
Kathmandu
Outbound
07/16/26
1 Stopover (DOH)
QR0708, QR0648
26h 05min
Return
07/31/26
1 Stopover (DXB)
EK2263, EK0231
33h 20min
Qatar Airways ?
$2,203
Washington DC
Kathmandu
Outbound
07/16/26
2 Stopovers (AUH, DEL)
EY0006, EY0214, AI0223
47h 10min
Return
07/31/26
1 Stopover (DXB)
EK2263, EK0231
33h 20min
Etihad Airways, Air India ?
$2,248
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Kathmandu

Favorite airline: Air India
Air India is the most popular airline for flights from Washington DC to Kathmandu.
Air India
49 %
Emirates
23 %
Qatar Airways
21 %
Favourite connection: via Delhi
Flights with a stopover in Delhi are the most popular connection for this route.
Route
bookings
1 stopover Delhi-Indira Gandhi
23h 40min, from $ 1.100
63 %
2 stopovers Dubai Delhi-Indira Gandhi
40h 00min, from $ 1.125
25 %
1 stopover Dubai
27h 25min, from $ 1.307
5 %

Important flight information

Flight information: Washington DC - Kathmandu

Roundtrip from $ 1.473,70
Distance 12407 km
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Kathmandu-Tribhuvan (KTM)
Destination country Flights to Nepal
Alternative flights to Kathmandu
Flight destinations with a similar price
Flight destinations with a similar price