The cheapest times to fly from DTW to KTM are

  • January 1st to March 25th (except the weeks of February 26th and March 12th)
  • early May
  • August 13th to October 7th
  • October 22nd to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DTW to KTM is early September. Prices can be as high as $2753 for Friday flights during late May, or as low as $1019 for Tuesday flights around early September.


When to Fly to Kathmandu

Flying from Detroit, MI (DTW) to Kathmandu (KTM) will usually cost between $1084 to $1944 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early September with an average ticket price of $1064. Due to high demand the most expensive time to fly is late May, with an average price of $1978. Planning your trip to low-cost times can easily save you $914 on economy flights and even more on first-class flights. Generally, any price below $1421 can be considered a good price for a round-trip DTW to KTM flight.

See below for a graph of average weekly prices for the DTW to KTM route. All prices are for round-trip tickets in USD.

DTW to KTM Flight Prices

Compared to other flights, the DTW to KTM flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Detroit. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to KTM, and Monday the cheapest day to fly back into DTW. Fridays are the most expensive days to fly to Kathmandu, and Wednesdays are the most expensive days to return to Detroit. Selecting flights on the least expensive days could save you up to $243 (14%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1373. Return trip prices are from the KTM to DTW flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DTW to KTM can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 14 hour 35 minutes may not be realistic.


Flight Hacking DTW to KTM

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DTW to KTM — but Champion Traveler does!

Hack #1: New York, NY (DTW > JFK > KTM)

  • Price for both tickets: $1124
  • Average savings: $298 (20.94%)

See DTW to JFK flights

Hack #2: Washington, DC (DTW > IAD > KTM)

  • Price for both tickets: $1194
  • Average savings: $228 (16.01%)

See DTW to IAD flights

Hack #3: Los Angeles, CA (DTW > LAX > KTM)

  • Price for both tickets: $1269
  • Average savings: $153 (10.73%)

See DTW to LAX flights


Flight Questions Answered

Still have questions about flying from DTW to KTM? We’ve got answers.

Which airlines fly this route?

You can find 26 major airlines flying this route most often: Air Canada, Air France, Air India, Alitalia, American, Austrian, British Airways, Cathay Dragon, Cathay Pacific, China Eastern, China Southern, Delta, Emirates, Etihad, Hainan, JetBlue, KLM, Korean Air, Lufthansa, Nepal Airlines, Qatar Airways, Singapore Airlines, SWISS, Tap Air Portugal, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Tribhuvan International Airport to Detroit Metro Wayne County Airport?

The distance between the two airports is roughly 7552 miles or 12154 kilometers.

How long does it take to fly from DTW to KTM?

The real-world flight time for a nonstop DTW to KTM flight is about 14 hour 35 minutes.

How many flights go between Detroit, MI and Kathmandu?

It depends on the day of the week and the date, but a typical day might have around 58 available flights from DTW to KTM.


Airport Location Info


Departing Airport

Origination codeDTW
Origination airport nameDetroit Metro Wayne County Airport
CityDetroit, MI
Countrythe United States

Return Airport

Destination codeKTM
Destination airport nameTribhuvan International Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.