The cheapest times to fly from IAG to SAN are

  • July 16th to December 16th (except the weeks of October 1st, November 19th, and November 26th)

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 IAG to SAN is late August to early September. Prices can be as high as $1267 for Thursday flights during early to mid April, or as low as $519 for Wednesday flights around late August to early September.


When to Fly to San Diego

Flying from Niagara Falls, NY (IAG) to San Diego, CA (SAN) will usually cost between $550 to $1267 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late August to early September with an average ticket price of $556. Due to high demand the most expensive time to fly is early to mid April, with an average price of $1229. Planning your trip to low-cost times can easily save you $673 on economy flights and even more on first-class flights. Generally, any price below $812 can be considered a good price for a round-trip IAG to SAN flight.

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

IAG to SAN Flight Prices

Compared to other flights, the IAG to SAN flight is cheaper than the average and costs slightly more than the average flight leaving from Niagara Falls. The average price per mile (for a direct flight) is $0.23, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Thursdays 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 $356 (33%) 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 $723. Return trip prices are from the SAN to IAG 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 IAG to SAN can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 4 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 IAG to SAN while comparing.

Destination alternative #1: Los Angeles International Airport (LAX) in Los Angeles, CA

  • 109 miles (175 km) away from SAN
  • Usually 1.66% less expensive than SAN
  • 1-layover flights available

See IAG to LAX flights


Flight Hacking IAG to SAN

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 IAG to SAN — but Champion Traveler does!

Hack #1: Savannah, GA (IAG > SAV > SAN)

  • Price for both tickets: $579
  • Average savings: $233 (28.71%)

See IAG to SAV flights

Hack #2: Fort Lauderdale, FL (IAG > FLL > SAN)

  • Price for both tickets: $775
  • Average savings: $37 (4.5%)

See IAG to FLL flights

Hack #3: Orlando, FL (IAG > MCO > SAN)

  • Price for both tickets: $806
  • Average savings: $6 (0.74%)

See IAG to MCO flights


Flight Questions Answered

Still have questions about flying from IAG to SAN? We’ve got answers.

Which airlines fly this route?

You can find 1 major airline flying this route most often: Spirit, and potentially more during busy seasons.

How far away is it from San Diego International Airport to Niagara Falls International Airport?

The distance between the two airports is roughly 2182 miles or 3512 kilometers.

How long does it take to fly from IAG to SAN?

The real-world flight time for a nonstop IAG to SAN flight is about 4 hour 55 minutes.

How many flights go between Niagara Falls, NY and San Diego, CA?

It depends on the day of the week and the date, but a typical day might have around 24 available flights from IAG to SAN.


Airport Location Info


Departing Airport

Origination codeIAG
Origination airport nameNiagara Falls International Airport
CityNiagara Falls, NY
Countrythe United States

Return Airport

Destination codeSAN
Destination airport nameSan Diego International Airport
CitySan Diego, CA
Countrythe United States


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.