diff --git a/airports.json b/airports.json
index d116c8b..e9c6888 100644
--- a/airports.json
+++ b/airports.json
@@ -73177,7 +73177,7 @@
     },
     "CBW4": {
         "icao": "CBW4",
-        "iata": "",
+        "iata": "YBO",
         "name": "Bob Quinn Lake Airport",
         "city": "Bob Quinn Lake",
         "state": "British Columbia",
@@ -73321,7 +73321,7 @@
     },
     "CCD4": {
         "icao": "CCD4",
-        "iata": "",
+        "iata": "YSO",
         "name": "Postville Airport",
         "city": "Postville",
         "state": "Newfoundland and Labrador",
@@ -73357,7 +73357,7 @@
     },
     "CCE4": {
         "icao": "CCE4",
-        "iata": "",
+        "iata": "YBI",
         "name": "Black Tickle Airport",
         "city": "Black Tickle",
         "state": "Newfoundland and Labrador",
@@ -79705,7 +79705,7 @@
     },
     "CNK4": {
         "icao": "CNK4",
-        "iata": "",
+        "iata": "YPD",
         "name": "Parry Sound Area Municipal Airport",
         "city": "Parry Sound",
         "state": "Ontario",
@@ -81481,7 +81481,7 @@
     },
     "CPV8": {
         "icao": "CPV8",
-        "iata": "",
+        "iata": "KEW",
         "name": "Keewaywin Airport",
         "city": "Keewaywin",
         "state": "Ontario",
@@ -82945,7 +82945,7 @@
     },
     "CTK6": {
         "icao": "CTK6",
-        "iata": "",
+        "iata": "ZKG",
         "name": "Kegaska Airport",
         "city": "Kegaska",
         "state": "Quebec",
@@ -83293,7 +83293,7 @@
     },
     "CYAV": {
         "icao": "CYAV",
-        "iata": "",
+        "iata": "YAV",
         "name": "Winnipeg / St. Andrews Airport",
         "city": "Winnipeg",
         "state": "Manitoba",
@@ -83533,7 +83533,7 @@
     },
     "CYBW": {
         "icao": "CYBW",
-        "iata": "",
+        "iata": "YBW",
         "name": "Calgary / Springbank Airport",
         "city": "Calgary",
         "state": "Alberta",
@@ -83809,7 +83809,7 @@
     },
     "CYDC": {
         "icao": "CYDC",
-        "iata": "",
+        "iata": "YDC",
         "name": "Princeton Airport",
         "city": "Town of Princeton",
         "state": "British Columbia",
@@ -83917,7 +83917,7 @@
     },
     "CYEE": {
         "icao": "CYEE",
-        "iata": "",
+        "iata": "YEE",
         "name": "Huronia Airport",
         "city": "Midland",
         "state": "Ontario",
@@ -84097,7 +84097,7 @@
     },
     "CYFD": {
         "icao": "CYFD",
-        "iata": "",
+        "iata": "YFD",
         "name": "Brantford Municipal Airport",
         "city": "Brantford",
         "state": "Ontario",
@@ -84217,7 +84217,7 @@
     },
     "CYGE": {
         "icao": "CYGE",
-        "iata": "",
+        "iata": "YGE",
         "name": "Golden Airport",
         "city": "Golden",
         "state": "British Columbia",
@@ -84685,7 +84685,7 @@
     },
     "CYJM": {
         "icao": "CYJM",
-        "iata": "",
+        "iata": "YJM",
         "name": "Fort St James Airport",
         "city": "Fort St. James",
         "state": "British Columbia",
@@ -84721,7 +84721,7 @@
     },
     "CYJQ": {
         "icao": "CYJQ",
-        "iata": "",
+        "iata": "ZEL",
         "name": "Denny Island Airport",
         "city": "Bella Bella",
         "state": "British Columbia",
@@ -93601,7 +93601,7 @@
     },
     "EDLA": {
         "icao": "EDLA",
-        "iata": "",
+        "iata": "ZCA",
         "name": "Arnsberg-Menden Airport",
         "city": "Neheim-Husten",
         "state": "North-Rhine-Westphalia",
@@ -94693,7 +94693,7 @@
     },
     "EDOV": {
         "icao": "EDOV",
-        "iata": "",
+        "iata": "ZSN",
         "name": "Stendal-Borstel Airport",
         "city": "Stendal",
         "state": "Saxony-Anhalt",
@@ -95305,7 +95305,7 @@
     },
     "EDRK": {
         "icao": "EDRK",
-        "iata": "",
+        "iata": "ZNV",
         "name": "Koblenz-Winningen Airport",
         "city": "Koblenz",
         "state": "Rheinland-Pfalz",
@@ -95389,7 +95389,7 @@
     },
     "EDRT": {
         "icao": "EDRT",
-        "iata": "",
+        "iata": "ZQF",
         "name": "Trier-Fohren Airport",
         "city": "Trier",
         "state": "Rheinland-Pfalz",
@@ -95425,7 +95425,7 @@
     },
     "EDRY": {
         "icao": "EDRY",
-        "iata": "",
+        "iata": "ZQC",
         "name": "Speyer Airport",
         "city": "Speyer",
         "state": "Rheinland-Pfalz",
@@ -102925,7 +102925,7 @@
     },
     "ENJA": {
         "icao": "ENJA",
-        "iata": "",
+        "iata": "ZXB",
         "name": "Jan Mayen Jan Mayensfield",
         "city": "",
         "state": "Jan-Mayen",
@@ -105385,7 +105385,7 @@
     },
     "ESML": {
         "icao": "ESML",
-        "iata": "",
+        "iata": "JLD",
         "name": "Landskrona Airport",
         "city": "Landskrona",
         "state": "Skane",
@@ -187897,7 +187897,7 @@
     },
     "LFHV": {
         "icao": "LFHV",
-        "iata": "",
+        "iata": "XVF",
         "name": "Villefranche-Tarare Airport",
         "city": "Villefranche/Tarare",
         "state": "Auvergne-Rhone-Alpes",
@@ -188581,7 +188581,7 @@
     },
     "LFLH": {
         "icao": "LFLH",
-        "iata": "",
+        "iata": "XCD",
         "name": "Chalon-Champforgeuil Airport",
         "city": "Chalon/Champforgueil",
         "state": "Bourgogne-Franche-Comte",
@@ -188725,7 +188725,7 @@
     },
     "LFLT": {
         "icao": "LFLT",
-        "iata": "",
+        "iata": "MCU",
         "name": "Montlucon-Domerat Airport",
         "city": "Montlucon/Domerat",
         "state": "Auvergne-Rhone-Alpes",
@@ -190885,7 +190885,7 @@
     },
     "LFTU": {
         "icao": "LFTU",
-        "iata": "",
+        "iata": "FRJ",
         "name": "Frejus Airport",
         "city": "Hyeres",
         "state": "Provence-Alpes-Cote-d'Azur",
@@ -206869,7 +206869,7 @@
     },
     "MMTA": {
         "icao": "MMTA",
-        "iata": "",
+        "iata": "TXA",
         "name": "Tlaxcala Airport",
         "city": "",
         "state": "Tlaxcala",
@@ -228373,7 +228373,7 @@
     },
     "OIAI": {
         "icao": "OIAI",
-        "iata": "",
+        "iata": "QMJ",
         "name": "Shahid Asyaee Airport",
         "city": "",
         "state": "Khuzestan",
@@ -235393,7 +235393,7 @@
     },
     "PAGH": {
         "icao": "PAGH",
-        "iata": "",
+        "iata": "SHG",
         "name": "Shungnak Airport",
         "city": "Shungnak",
         "state": "Alaska",
@@ -245869,7 +245869,7 @@
     },
     "SBCD": {
         "icao": "SBCD",
-        "iata": "",
+        "iata": "CFC",
         "name": "Cacador Airport",
         "city": "Cacador",
         "state": "Santa-Catarina",
@@ -258337,7 +258337,7 @@
     },
     "SIAM": {
         "icao": "SIAM",
-        "iata": "",
+        "iata": "MSI",
         "name": "Fazenda Palmital Airport",
         "city": "Morro Agudo",
         "state": "Sao Paulo",
@@ -306181,7 +306181,7 @@
     },
     "ULBC": {
         "icao": "ULBC",
-        "iata": "",
+        "iata": "CEE",
         "name": "Cherepovets Airport",
         "city": "Cherepovets",
         "state": "Vologda",
@@ -309505,7 +309505,7 @@
     },
     "UUBD": {
         "icao": "UUBD",
-        "iata": "",
+        "iata": "KMW",
         "name": "Dyagilevo Air Base",
         "city": "",
         "state": "Rjazan",
@@ -315961,7 +315961,7 @@
     },
     "VOYK": {
         "icao": "VOYK",
-        "iata": "",
+        "iata": "YLK",
         "name": "Yelahanka Air Force Station",
         "city": "Yelahanka",
         "state": "Karnataka",
@@ -346453,7 +346453,7 @@
     },
     "YWHI": {
         "icao": "YWHI",
-        "iata": "",
+        "iata": "WSY",
         "name": "Whitsunday Island Airport",
         "city": "",
         "state": "Queensland",