The cheapest times to fly from TRD to SAT are

  • January 8th to March 25th
  • April 9th to June 3rd (except the week of May 14th)
  • October 8th to November 25th (except the weeks of October 15th, October 22nd, and November 12th)

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 TRD to SAT is mid January. Prices can be as high as $1306 for Saturday flights during mid December, or as low as $746 for Tuesday flights around mid January.


When to Fly to San Antonio

Flying from Trondheim (TRD) to San Antonio, TX (SAT) will usually cost between $787 to $1130 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid January with an average ticket price of $784. Due to high demand the most expensive time to fly is mid December, with an average price of $1063. Planning your trip to low-cost times can easily save you $278 on economy flights and even more on first-class flights. Generally, any price below $815 can be considered a good price for a round-trip TRD to SAT flight.

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

TRD to SAT Flight Prices

Compared to other flights, the TRD to SAT flight is cheaper than the average and costs slightly more than the average flight leaving from Trondheim. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to SAT, and Wednesday the cheapest day to fly back into TRD. 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 $223 (12%) 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 $812. Return trip prices are from the SAT to TRD 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 TRD to SAT can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 55 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 TRD to SAT while comparing.

Destination alternative #1: Austin – Bergstrom International Airport (AUS) in Austin, TX

  • 66 miles (106 km) away from SAT
  • Usually 6.99% less expensive than SAT
  • 1-layover flights available

See TRD to AUS flights


Flight Hacking TRD to SAT

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 TRD to SAT — but Champion Traveler does!

Hack #1: New York, NY (TRD > JFK > SAT)

  • Price for both tickets: $736
  • Average savings: $79 (9.69%)

See TRD to IAD flights

Hack #2: Washington, DC (TRD > IAD > SAT)

  • Price for both tickets: $774
  • Average savings: $41 (5.03%)

See TRD to JFK flights

Hack #3: Washington, DC (TRD > DCA > SAT)

  • Price for both tickets: $783
  • Average savings: $33 (3.99%)

See TRD to DCA flights


Flight Questions Answered

Still have questions about flying from TRD to SAT? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Air Canada, Air France, Alitalia, American, Delta, KLM, Lufthansa, SAS, United, and potentially more during busy seasons.

How far away is it from San Antonio International Airport to Vaernes Airport?

The distance between the two airports is roughly 4962 miles or 7986 kilometers.

How long does it take to fly from TRD to SAT?

The real-world flight time for a nonstop TRD to SAT flight is about 9 hour 55 minutes.

How many flights go between Trondheim and San Antonio, TX?

It depends on the day of the week and the date, but a typical day might have around 13 available flights from TRD to SAT.


Airport Location Info


Departing Airport

Origination code TRD
Origination airport name Vaernes Airport
City Trondheim
Country Norway
Latitude 63.5
Longitude 10.9

Return Airport

Destination code SAT
Destination airport name San Antonio International Airport
City San Antonio, TX
Country the United States
Latitude 29.5
Longitude -98.5


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.