The cheapest times to fly from DAY to HAN are

  • January 8th to April 15th (except the week of February 19th)
  • August 20th to December 9th (except the weeks of September 3rd, October 8th, and November 19th)

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 DAY to HAN is early to mid February. Prices can be as high as $2477 for Saturday flights during late December, or as low as $1087 for Tuesday flights around early to mid February.


When to Fly to Hanoi

Flying from Dayton, OH (DAY) to Hanoi (HAN) will usually cost between $1091 to $1811 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid February with an average ticket price of $1123. Due to high demand the most expensive time to fly is late December, with an average price of $1842. Planning your trip to low-cost times can easily save you $719 on economy flights and even more on first-class flights. Generally, any price below $1197 can be considered a good price for a round-trip DAY to HAN flight.

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

DAY to HAN Flight Prices

Compared to other flights, the DAY to HAN flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Dayton. The average price per mile (for a direct flight) is $0.09, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $157 (11%) 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 $1219. Return trip prices are from the HAN to DAY 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 DAY to HAN can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 15 hour 40 minutes may not be realistic.


Flight Hacking DAY to HAN

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 DAY to HAN — but Champion Traveler does!

Hack #1: Los Angeles, CA (DAY > LAX > HAN)

  • Price for both tickets: $1041
  • Average savings: $156 (13.04%)

See DAY to LAX flights

Hack #2: Chicago, IL (DAY > ORD > HAN)

  • Price for both tickets: $1041
  • Average savings: $156 (13.04%)

See DAY to ORD flights

Hack #3: Washington, DC (DAY > DCA > HAN)

  • Price for both tickets: $1054
  • Average savings: $143 (11.95%)

See DAY to DCA flights


Flight Questions Answered

Still have questions about flying from DAY to HAN? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Air France, American, ANA, Asiana, British Airways, Delta, JAL, Korean Air, United, Vietnam Airlines, and potentially more during busy seasons.

How far away is it from Noibai International Airport to James M Cox/Dayton International Airport?

The distance between the two airports is roughly 8163 miles or 13137 kilometers.

How long does it take to fly from DAY to HAN?

The real-world flight time for a nonstop DAY to HAN flight is about 15 hour 40 minutes.

How many flights go between Dayton, OH and Hanoi?

It depends on the day of the week and the date, but a typical day might have around 17 available flights from DAY to HAN.


Airport Location Info


Departing Airport

Origination code DAY
Origination airport name James M Cox/Dayton International Airport
City Dayton, OH
Country the United States
Latitude 39.9
Longitude -84.2

Return Airport

Destination code HAN
Destination airport name Noibai International Airport
City Hanoi
Country Vietnam
Latitude 21.2
Longitude 105.8


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.