WestJet Airlines says some of its passengers may have been exposed to people infected with the novel coronavirus on recent flights.

The Calgary-based company made the announcement on its website and social media Tuesday, listing the flights and affected rows.

See the full list of affected flights below.

It says passengers in affected rows are considered close contacts to those infected and could be at risk of exposure.

The airline says that public health officials are recommending people who sat in those rows to self-isolate for 14 days after arrival and monitor symptoms.

WestJet says people who were on the listed flights but not in affected rows are advised to self-monitor for signs of cough, fever or respiratory issues and to call their local health authorities if symptoms arise within the next 14 days.

The company says a total of 14 flights between Feb. 28 and March 12 had passengers on board who tested positive for COVID-19.

Affected flights:

March 12:

Flight 1447 (WS1447)

Las Vegas to Edmonton.

Affected rows: 2 to 8.

Flight 665 (WS665)

Toronto to Calgary.

Affected rows: 19-27.

Flight 1201 (WS1201)

New York (LaGuardia) to Toronto.

Affected rows: 3-9.

Flight 2311 (WS2311)

Cancun to Calgary.

Affected rows: 32-38.

Flight 3240 (WS3240)

Edmonton to Grande Prairie.

Affected rows: 1-6.

March 11:

Flight 1157 (WS1157)

San Juan, Puerto Rico to Toronto.

Affected rows: 2-6.

Flight 4 (WS4)

London (Gatwick) to Toronto.

Affected rows: 10-16.

March 10:

Flight 3326 (WS3326)

Vancouver to Kelowna.

Affected rows: 10-16.

March 9:

Flight 2643 (WS2643)

Liberia, Costa Rica to Toronto.

March 7:

Flight 2644 (WS2644)

Toronto to Liberia, Costa Rica.

Flight 3440 (WS3440)

Toronto to Moncton.

Affected rows: 7-11.

March 5:

Flight 2 (WS2)

London (Gatwick) to Calgary.

Affected rows: 36-40.

March 3:

Flight 2 (WS2)

London (Gatwick) to Calgary.

Affected rows: 7-14.

Feb. 28:

Flight 1199 (WS1199)