Dan Marino had his most passing yards in a game versus the Jets on October 23, 1988, with 521 yards.

dan marino most passing yards in a regular season game
10/23/1988Marino9/4/1994Marino12/2/1984Marino10/1/1995Marino9/21/1986Marino9/25/1994Marino9/30/1984Marino9/24/1989Marino11/4/1984Marino12/12/1988Marino11/16/1986Marino12/9/1984Marino12/14/1986Marino10/10/1999Marino12/20/1987Marino9/29/1985Marino11/23/1997Marino12/13/1987Marino10/12/1997Marino12/9/1990Marino11/10/1985Marino11/27/1994Marino11/12/1989Marino521473470450448431429427422404404404403393393390389376372365362359359
NAMEDATETMOPPYDSCMPATTPCTAVGTDTD%INTINT%SCKSCKYRATE
Dan MarinoDan Marino10/23/1988MIAMIAvsNYJNYJ521356058.38.735.058.30068.8
Dan MarinoDan Marino9/4/1994MIAMIAvsNENE473234254.811.3511.912.4217124.3
Dan MarinoDan Marino12/2/1984MIAMIAvsRAIRAI470355761.48.247.023.533696.4
Dan MarinoDan Marino10/1/1995MIAMIA@CINCIN450334868.89.424.212.118103.6
Dan MarinoDan Marino9/21/1986MIAMIA@NYJNYJ448305060.09.0612.024.0213112.3
Dan MarinoDan Marino9/25/1994MIAMIA@MINMIN431295453.78.035.635.61575.5
Dan MarinoDan Marino9/30/1984MIAMIA@STLSTL429243666.711.938.300.019135.1
Dan MarinoDan Marino9/24/1989MIAMIAvsNYJNYJ427335560.07.835.523.60087.5
Dan MarinoDan Marino11/4/1984MIAMIA@NYJNYJ422234254.810.024.824.821585.6
Dan MarinoDan Marino12/12/1988MIAMIAvsCLECLE404305060.08.148.036.00087.4
Dan MarinoDan Marino11/16/1986MIAMIA@BUFBUF404395472.27.547.400.0215118.1
Dan MarinoDan Marino12/9/1984MIAMIA@INDIND404294170.79.949.812.4217124.4
Dan MarinoDan Marino12/14/1986MIAMIA@RAMRAM403294663.08.8510.912.214118.3
Dan MarinoDan Marino10/10/1999MIAMIA@INDIND393253865.810.325.300.000117.5
Dan MarinoDan Marino12/20/1987MIAMIAvsWASWAS393225044.07.936.012.00083.2
Dan MarinoDan Marino9/29/1985MIAMIA@DENDEN390254358.19.137.000.0325111.6
Dan MarinoDan Marino11/23/1997MIAMIA@NENE389386063.36.500.035.031961.0
Dan MarinoDan Marino12/13/1987MIAMIA@PHIPHI376253964.19.637.712.6219110.6
Dan MarinoDan Marino10/12/1997MIAMIA@NYJNYJ372273871.19.825.300.000119.6
Dan MarinoDan Marino12/9/1990MIAMIAvsPHIPHI365275450.06.823.700.021484.3
Dan MarinoDan Marino11/10/1985MIAMIAvsNYJNYJ362213756.89.838.138.131583.4
Dan MarinoDan Marino11/27/1994MIAMIA@NYJNYJ359314470.58.249.124.500106.2
Dan MarinoDan Marino11/12/1989MIAMIA@NYJNYJ359183452.910.638.825.921595.1
Dan MarinoDan Marino11/6/1988MIAMIA@NENE359295156.97.012.023.90069.0
Dan MarinoDan Marino12/21/1998MIAMIAvsDENDEN355233860.59.3410.512.600115.6
Results may be incomplete. StatMuse has complete game-level data for passing yards going back to the 1950 season.

Explore