The cheapest times to fly from SJU to BIS are

  • January 8th to February 4th
  • April 16th to May 6th
  • July 9th to November 11th (except the week of July 16th)

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 SJU to BIS is mid August. Prices can be as high as $1460 for Sunday flights during early January, or as low as $599 for Tuesday flights around mid August.


When to Fly to Bismarck

Flying from San Juan, PR (SJU) to Bismarck/Mandan, ND (BIS) will usually cost between $644 to $1048 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid August with an average ticket price of $663. Due to high demand the most expensive time to fly is early January, with an average price of $983. Planning your trip to low-cost times can easily save you $320 on economy flights and even more on first-class flights. Generally, any price below $712 can be considered a good price for a round-trip SJU to BIS flight.

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

SJU to BIS Flight Prices

Compared to other flights, the SJU to BIS flight is cheaper than the average and costs about as much as the average flight leaving from San Juan. The average price per mile (for a direct flight) is $0.16, 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. Sundays 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 $183 (21%) 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 $674. Return trip prices are from the BIS to SJU 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 SJU to BIS can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 58 minutes may not be realistic.


Flight Hacking SJU to BIS

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 SJU to BIS — but Champion Traveler does!

Hack #1: Sanford, FL (SJU > SFB > BIS)

  • Price for both tickets: $598
  • Average savings: $114 (15.95%)

See SJU to SFB flights

Hack #2: Minneapolis, MN (SJU > MSP > BIS)

  • Price for both tickets: $666
  • Average savings: $46 (6.47%)

See SJU to MSP flights

Hack #3: Tampa, FL (SJU > TPA > BIS)

  • Price for both tickets: $681
  • Average savings: $31 (4.36%)

See SJU to TPA flights


Flight Questions Answered

Still have questions about flying from SJU to BIS? We’ve got answers.

Which airlines fly this route?

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

How far away is it from Bismarck Municipal Airport to Luis Munoz Marin International Airport?

The distance between the two airports is roughly 2774 miles or 4464 kilometers.

How long does it take to fly from SJU to BIS?

The real-world flight time for a nonstop SJU to BIS flight is about 5 hour 58 minutes.

How many flights go between San Juan, PR and Bismarck/Mandan, ND?

It depends on the day of the week and the date, but a typical day might have around 74 available flights from SJU to BIS.


Airport Location Info


Departing Airport

Origination code SJU
Origination airport name Luis Munoz Marin International Airport
City San Juan, PR
Country the United States
Latitude 18.4
Longitude -66

Return Airport

Destination code BIS
Destination airport name Bismarck Municipal Airport
City Bismarck/Mandan, ND
Country the United States
Latitude 46.8
Longitude -100.7


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.