The cheapest times to fly from IAD to DIU are

  • January 1st to May 27th (except the weeks of January 15th, February 12th, April 2nd, and May 7th)
  • August 27th to October 28th

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 IAD to DIU is mid May. Prices can be as high as $13205 for Monday flights during mid December, or as low as $1235 for Tuesday flights around mid May.


When to Fly to Diu

Flying from Washington, DC (IAD) to Diu (DIU) will usually cost between $1296 to $2571 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid May with an average ticket price of $1235. Due to high demand the most expensive time to fly is mid December, with an average price of $5044. Planning your trip to low-cost times can easily save you $3809 on economy flights and even more on first-class flights. Generally, any price below $1502 can be considered a good price for a round-trip IAD to DIU flight.

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

IAD to DIU Flight Prices

Compared to other flights, the IAD to DIU flight is more expensive than the average and costs slightly more than the average flight leaving from Washington. 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 depart and return on this flight. Mondays are the most expensive days to fly to Diu, and Saturdays are the most expensive days to return to Washington. Selecting flights on the least expensive days could save you up to $932 (28%) 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 $1558. Return trip prices are from the DIU to IAD 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 IAD to DIU 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 5 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from IAD to DIU while comparing.

Destination alternative #1: Rajkot Airport (RAJ) in Rajkot

  • 111 miles (179 km) away from DIU
  • Usually 11.49% less expensive than DIU
  • 1-layover flights available

See IAD to RAJ flights

Destination alternative #2: Surat Airport (STV) in Surat

  • 121 miles (195 km) away from DIU
  • Usually 0.17% less expensive than DIU
  • 1-layover flights available

See IAD to STV flights


Flight Hacking IAD to DIU

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 IAD to DIU — but Champion Traveler does!

Hack #1: Mumbai (IAD > BOM > DIU)

  • Price for both tickets: $976
  • Average savings: $526 (35%)

See IAD to BOM flights


Flight Questions Answered

Still have questions about flying from IAD to DIU? We’ve got answers.

Which airlines fly this route?

You can find 5 major airlines flying this route most often: Air India, American, Delta, SAS, United, and potentially more during busy seasons.

How far away is it from Diu Airport to Washington Dulles International Airport?

The distance between the two airports is roughly 7834 miles or 12608 kilometers.

How long does it take to fly from IAD to DIU?

The real-world flight time for a nonstop IAD to DIU flight is about 15 hour 5 minutes.

How many flights go between Washington, DC and Diu?

It depends on the day of the week and the date, but a typical day might have around 34 available flights from IAD to DIU.


Airport Location Info


Departing Airport

Origination codeIAD
Origination airport nameWashington Dulles International Airport
CityWashington, DC
Countrythe United States

Return Airport

Destination codeDIU
Destination airport nameDiu 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.