Flights from Washington DC to Kathmandu

Our cheapest offers for flights from Washington DC to Kathmandu

Here you can compare cheap flights from Washington DC (WAS) 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
Best option
Washington-DC
Kathmandu
Outbound
09/19/25
1 Stopover (DEL)
AI0104, AI0215
33h 50min
Return
09/29/25
1 Stopover (DEL)
AI0212, AI0103
20h 25min
Air India ?
$1,157
Washington-DC
Kathmandu
Pay attention to transfer at connecting flight
Outbound
09/19/25
1 Stopover (DEL)
AI0104, 6E1155
18h 55min
Return
09/29/25
1 Stopover (DEL)
RA0217, AI0103
28h 00min
Air India, IndiGo Airlines
$1,220
Washington-DC
Kathmandu
Outbound
06/18/25
2 Stopovers (IST, DEL)
6E4006, 6E0012, 6E1153
29h 40min
Return
07/15/25
2 Stopovers (DEL, IST)
6E1152, 6E0011, 6E4007
42h 40min
IndiGo Airlines
$1,243
Washington-DC
Kathmandu
Outbound
06/18/25
2 Stopovers (IST, BOM)
6E4006, 6E0018, 6E1157
30h 40min
Return
07/15/25
2 Stopovers (DEL, IST)
6E1152, 6E0011, 6E4007
42h 40min
IndiGo Airlines ?
$1,237
Washington-DC
Kathmandu
Outbound
09/19/25
1 Stopover (DEL)
AI0104, AI0215
33h 50min
Return
09/29/25
1 Stopover (DEL)
AI0212, AI0103
20h 25min
Air India ?
$1,253
Washington-DC
Kathmandu
Outbound
09/19/25
1 Stopover (DEL)
AI0104, AI0215
33h 50min
Return
09/29/25
1 Stopover (DEL)
AI0216, AI0103
33h 50min
Air India ?
$1,254
Washington-DC
Kathmandu
Outbound
09/19/25
1 Stopover (DOH)
QR0710, QR0646
20h 00min
Return
09/29/25
1 Stopover (DOH)
QR0647, QR0707
31h 25min
Qatar Airways ?
$1,276
Washington-DC
Kathmandu
Outbound
09/19/25
1 Stopover (DOH)
QR0710, QR0646
20h 00min
Return
09/29/25
1 Stopover (DOH)
QR0647, QR0707
31h 25min
Qatar Airways
$1,281
Washington-DC
Kathmandu
Outbound
09/19/25
1 Stopover (DOH)
QR0710, QR0646
20h 00min
Return
09/29/25
1 Stopover (DOH)
QR0647, QR0707
31h 25min
Qatar Airways
$1,334
Washington-DC
Kathmandu
Outbound
09/19/25
1 Stopover (DXB)
EK0232, EK2480
33h 50min
Return
09/29/25
1 Stopover (DXB)
EK2481, EK0231
34h 55min
Emirates Airline
$1,342
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
The favorite airline for flights from Washington-DC to Kathmandu is Air India.
Air India
49 %
Emirates
23 %
Qatar Airways
21 %
Favourite connection: via Delhi
When booking flights from Washington-DC to Kathmandu 63 % of travelers prefer to fly via Delhi.
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 $1,236.09
Distance 12403 km
Departure airport Airport Washington-DC (WAS)
Arrival airport Airport Kathmandu-Tribhuvan (KTM)
Destination country Flights to Nepal
Alternative flights to Kathmandu
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