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
08/20/26
2 Stopovers (DOH, DEL)
QR0710, QR4790, 6E1161
23h 00min
Return
08/25/26
2 Stopovers (DEL, DOH)
6E1154, QR4771, QR0707
35h 20min
Qatar Airways, IndiGo Airlines ?
$1,218
Washington DC
Kathmandu
Outbound
08/20/26
1 Stopover (DXB)
EK0232, RA0230
37h 05min
Return
08/25/26
1 Stopover (DXB)
EK2154, EK0231
41h 50min
Emirates Airline, Nepal Airlines
$1,580
Best option
Washington DC
Kathmandu
Outbound
08/20/26
1 Stopover (DOH)
QR0708, QR0648
26h 05min
Return
08/25/26
1 Stopover (DOH)
QR0647, QR0707
31h 25min
Qatar Airways ?
$1,620
Washington DC
Kathmandu
Outbound
08/20/26
1 Stopover (DOH)
QR0710, QR0648
36h 00min
Return
08/25/26
1 Stopover (DOH)
QR0647, QR0707
31h 25min
Qatar Airways
$1,609
Washington DC
Kathmandu
Outbound
08/20/26
1 Stopover (DOH)
QR0710, QR0648
36h 00min
Return
08/25/26
1 Stopover (DOH)
QR0651, QR0707
38h 20min
Qatar Airways
$1,636
Washington DC
Kathmandu
Outbound
08/20/26
1 Stopover (DOH)
QR0708, QR0648
26h 05min
Return
08/25/26
1 Stopover (DOH)
QR0649, QR0707
39h 20min
Qatar Airways
$1,673
Washington DC
Kathmandu
Outbound
08/20/26
1 Stopover (DOH)
QR0708, QR0648
26h 05min
Return
08/25/26
1 Stopover (DOH)
QR0649, QR0707
39h 20min
Qatar Airways
$1,678
Washington DC
Kathmandu
Outbound
08/20/26
1 Stopover (DXB)
EK0232, EK2262
35h 25min
Return
08/25/26
1 Stopover (DXB)
EK2263, EK0231
33h 20min
Emirates Airline ?
$1,726
Washington DC
Kathmandu
Outbound
08/20/26
3 Stopovers (DOH, IST, BOM)
QR0708, QR0239, 6E0018, 6E1157
55h 25min
Return
08/25/26
3 Stopovers (DEL, ATH, CLT)
6E1152, 6E1901, BA1633, BA5183
69h 50min
Qatar Airways, IndiGo Airlines ?
$1,869
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
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 USD
63 %
2 stopovers Dubai Delhi-Indira Gandhi
40h 00min, from 1.125 USD
25 %
1 stopover Dubai
27h 25min, from 1.307 USD
5 %

Important flight information

Flight information: Washington DC - Kathmandu

Roundtrip from 1.217,50 USD
Distance 12407 km
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Kathmandu-Tribhuvan (KTM)
Destination country Flights to Nepal
City-Code - Arrival airport Washington-DC - Kathmandu-Tribhuvan
Departure airport - Destination country Washington DC - Dulles International Airport, DC - Nepal
Alternative flights to Kathmandu
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