The cheapest times to fly from VIE to GRK are

  • May 14th to June 17th
  • October 29th to April 29th (except the weeks of December 10th, December 17th, February 5th, March 26th, and April 2nd)

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 VIE to GRK is late January. Prices can be as high as $1421 for Saturday flights during early August, or as low as $780 for Monday flights around late January.


When to Fly to Killeen

Flying from Vienna (VIE) to Killeen, TX (GRK) will usually cost between $788 to $1295 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $814. Due to high demand the most expensive time to fly is early August, with an average price of $1295. Planning your trip to low-cost times can easily save you $481 on economy flights and even more on first-class flights. Generally, any price below $922 can be considered a good price for a round-trip VIE to GRK flight.

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

VIE to GRK Flight Prices

Compared to other flights, the VIE to GRK flight is priced close to the average and costs slightly more than the average flight leaving from Vienna. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to GRK, and Tuesday the cheapest day to fly back into VIE. 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 $134 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $919. Return trip prices are from the GRK to VIE 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 VIE to GRK can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 11 hour 7 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 VIE to GRK while comparing.

Destination alternative #1: Dallas/Fort Worth International Airport (DFW) in Dallas/Fort Worth, TX

  • 135 miles (217 km) away from GRK
  • Usually 17.25% less expensive than GRK
  • 1-layover flights available

See VIE to DFW flights

Destination alternative #2: Dallas Love Field Airport (DAL) in Dallas, TX

  • 136 miles (219 km) away from GRK
  • Usually 8.03% less expensive than GRK
  • 2-layover flights available

See VIE to DAL flights


Flight Hacking VIE to GRK

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 VIE to GRK — but Champion Traveler does!

Hack #1: Manchester (VIE > MAN > GRK)

  • Price for both tickets: $827
  • Average savings: $95 (10.26%)

See VIE to BUD flights

Hack #2: Budapest (VIE > BUD > GRK)

  • Price for both tickets: $839
  • Average savings: $83 (9.01%)

See VIE to MAN flights

Hack #3: Newark, NJ (VIE > EWR > GRK)

  • Price for both tickets: $849
  • Average savings: $73 (7.92%)

See VIE to EWR flights


Flight Questions Answered

Still have questions about flying from VIE to GRK? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Air Canada, American, Austrian, British Airways, Delta, Iberia, KLM, Lufthansa, United, and potentially more during busy seasons.

How far away is it from Robert Gray AAF Airport to Vienna International Airport?

The distance between the two airports is roughly 5630 miles or 9061 kilometers.

How long does it take to fly from VIE to GRK?

The real-world flight time for a nonstop VIE to GRK flight is about 11 hour 7 minutes.

How many flights go between Vienna and Killeen, TX?

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


Airport Location Info


Departing Airport

Origination code VIE
Origination airport name Vienna International Airport
City Vienna
Country Austria
Latitude 48.1
Longitude 16.6

Return Airport

Destination code GRK
Destination airport name Robert Gray AAF Airport
City Killeen, TX
Country the United States
Latitude 31.1
Longitude -97.8


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.