The cheapest times to fly from PHX to IAS are

  • January 1st to April 1st
  • April 23rd to May 13th (except the week of April 30th)
  • September 10th to October 7th (except the week of September 17th)
  • October 22nd to April 1st (except the weeks of December 17th and December 24th)

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 PHX to IAS is early to mid January. Prices can be as high as $3816 for Thursday flights during late June, or as low as $892 for Wednesday flights around early to mid January.


When to Fly to Iași

Flying from Phoenix, AZ (PHX) to Iasi (IAS) will usually cost between $1124 to $2874 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid January with an average ticket price of $1180. Due to high demand the most expensive time to fly is late June, with an average price of $2354. Planning your trip to low-cost times can easily save you $1174 on economy flights and even more on first-class flights. Generally, any price below $1508 can be considered a good price for a round-trip PHX to IAS flight.

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

PHX to IAS Flight Prices

Compared to other flights, the PHX to IAS flight is more expensive than the average and costs more than the average flight leaving from Phoenix. The average price per mile (for a direct flight) is $0.15, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to IAS, and Sunday the cheapest day to fly back into PHX. Thursdays are the most expensive days to fly to Iași, and Tuesdays are the most expensive days to return to Phoenix. Selecting flights on the least expensive days could save you up to $410 (19%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1395. Return trip prices are from the IAS to PHX 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 PHX to IAS can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 22 minutes may not be realistic.


Flight Hacking PHX to IAS

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 PHX to IAS — but Champion Traveler does!

Hack #1: Barcelona (PHX > BCN > IAS)

  • Price for both tickets: $1054
  • Average savings: $455 (30.14%)

See PHX to BCN flights

Hack #2: Bucharest (PHX > OTP > IAS)

  • Price for both tickets: $1059
  • Average savings: $450 (29.81%)

See PHX to OTP flights

Hack #3: Brussels (PHX > BRU > IAS)

  • Price for both tickets: $1090
  • Average savings: $418 (27.72%)

See PHX to BRU flights


Flight Questions Answered

Still have questions about flying from PHX to IAS? We’ve got answers.

Which airlines fly this route?

You can find 14 major airlines flying this route most often: Air France, Alitalia, American, Austrian, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, SAS, TAROM, United, and potentially more during busy seasons.

How far away is it from Iasi International Airport to Phoenix Sky Harbor International Airport?

The distance between the two airports is roughly 6328 miles or 10184 kilometers.

How long does it take to fly from PHX to IAS?

The real-world flight time for a nonstop PHX to IAS flight is about 12 hour 22 minutes.

How many flights go between Phoenix, AZ and Iasi?

It depends on the day of the week and the date, but a typical day might have around 16 available flights from PHX to IAS.


Airport Location Info


Departing Airport

Origination code PHX
Origination airport name Phoenix Sky Harbor International Airport
City Phoenix, AZ
Country the United States
Latitude 33.4
Longitude -112

Return Airport

Destination code IAS
Destination airport name Iasi International Airport
City Iasi
Country Romania
Latitude 47.2
Longitude 27.6


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.