May Airports

North America
Abbotsford (YXX)
Amarillo (AMA)
Chicago (MDW)
Edmonton (YEG)
Fairbanks (FAI)
Gander (YQX)
Guadalajara (GDL)
Huntsville (HSV)
Maui (OGG)
Panama City (PTY)
Port of Spain (POS)
Rochester (ROC)
Santo Domingo (SDQ)
Tallahassee (TLH)
Winnipeg (YWG)
Yuma (YUM)

South America
Brasilia (BSB)
Ciudad Guayana (CGU)
Iguassu (IGU)
Itaituba (ITB)
La Paz (LPB)
Lima (LIM)
Mataveri (IPC)
Medellin (EOH)
New Nickerie (ICK)
Porto Velho (PVH)
Pucallpa (PCL)
Puerto Montt (PMC)
Punta Arenas (PUQ)
Recife (REC)
Santiago (SCL)
Santiago Del Estero (SDE)
Tres Arroyos (OYO)

Europe
Aberdeen (ABZ)
Ajaccio (AJA)
Alexandroupolis (AXD)
Arkhangelsk (ARH)
Bilbao (BIO)
Cork (ORK)
Faro (FAO)
Hanover (HAJ)
Hornafjordur (HFN)
Ljubljana (LJU)
Lyon (LYS)
Malta (MLA)
Nizhniy Novgorod (GOJ)
Riga (RIX)
Tenerife (TFS)
Trondheim (TRD)
Vilnius (VNO)

Africa
Antananarivo (TNR)
Boa Vista (BVC)
Dakhla (DAK)
Djibouti (JIB)
Durban (DUR)
El Fasher (ELF)
Harare (HRE)
Isiro (IRP)
Kinshasa (FIH)
Mombasa (MBA)
Monastir (MIR)
Monrovia (ROB)
Niamey (NIM)
Ouarzazate (OZZ)
Tamanrasset (TMR)
Windhoek (WDH)
Yaounde (NSI)

Asia
Almaty (ALA)
Chita (HTA)
Chongqing (CKG)
General Santos (GES)
Khamis Mushait (KMX)
Lahore (LHE)
Latakia (LTK)
Lhasa (LXA)
Mangalore (IXE)
Muscat (MCT)
Novosibirsk (OVB)
Port Blair (IXZ)
Surabaya (SUB)
Turkmenbashi (KRW)
Usinsk (USK)
Vladivostok (VVO)
Yakutsk (YKS)

Oceania
Aneityum (AUY)
Auckland (AKL)
Gold Coast (OOL)
Hastings (NPE)
Honiara (HIR)
Invercargill (IVC)
Kalgoorlie (KGI)
Kwajalein (KWA)
Longreach (LRE)
Melbourne (MEL)
Newcastle (NTL)
Pago Pago (PPG)
Papeete (PPT)
Saipan (SPN)
Tindal (KTR)
Wake Island (AWK)
Whyalla (WYA)

April Airports

North America
Madison (MSN)
Buffalo (BUF)
Montreal (YUL)
Saint Paul Island (SNP)
Prudhoe Bay (SCC)
Yellowknife (YZF)
Billings (BIL)
Midland (MAF)
Veracruz (VER)
Compton (CPM)
Melbourne (MLB)
Iqaluit (YFB)
Kangerlussuaq (SFJ)
Everett (PAE)
Bridgetown (BGI)
David (DAV)

South America
Santa Rosa (RSA)
Rio Branco (RBR)
Ushauia (USH)
Maracaibo (MAR)
Manaus (MAO)
Baltra (GPS)
Cuenca (CUE) 
Cameta (CMT)
Salvador (SSA) 
Sinop (OPS)
Sao Paulo (GRU)
Porto Alegre (POA)
Salta (SLA)
Mendoza (MDZ)
Esquel (EQS) 
Mount Pleasant (MPN)
Campo Grande (CGR)

Europe
Akureyri (AEY)
Shannon (SNN)
Kristiansund (KSU)
Porto (OPO)
Palermo (PMO)
Bratislava (BTS)
Stuttgart (STR)
Ohrid (OHD)
Kiev (KBP)
Saint Petersburg (LED)
Kazan (KZN)
Groznyy (GRV)
Funchal (FNC)
Rovaniemi (RVN)
Kirkwall (KOI)
Ronne (RNN)
Verona (VRN)

Africa
Rabat (RBA)
Sebha (SEB)
Khartoum (KRT)
Mogadishu (MGQ)
Kampala (EBB)
Ambanja (IVA) 
St Denis (RUN)
Maseru (MSU) 
Cabinda (CAB)
Bangui (BGF)
Douala (DLA)
Tambacounda (TUD) 
Gao (GAQ)
Lusaka (LUN)
Annaba (AAE)
Alexandria (ALY)
Walvis Bay (WVB)

Asia
Nejran (EAM)
Zahedan (ZAH)
Dushanbe (DYU) 
Nizhnevartovsk (NJC) 
Ulaanbaatar (ULN)
Jinan (TNA)
Tokyo (HND)
Macau (MFM)
Tacloban (TAC)
Kuching (KCH)
Chiang Mai (CNX) 
Goa (GOI)
Colombo (CMB)
Magadan (GDX)
Urumqi (URC)
Paphos (PFO)
Norilsk (NSK)

Oceania
Port Moresby (POM)
Yap (YAP)
Bora Bora (BOB)
Nukualofa (TBU)
Port Vila (VLI)
Koror (ROR)
New Plymouth (NPL)
Hokitika (HKK)
Devonport (DPO)
Port Augusta (PUG)
Moree (MRZ)
Townsville (TSV)
Kununurra (KNX)
Perth (PER) 
Nauru (INU)
Nelson (NSN)
Rockhampton (ROK)  

March Airports

North America
Sioux Falls (FSD)
Saginaw (MBS)
Bangor (BGR)
Dutch Harbor (DUT)
Whitehorse (YXY)
Fort McMurray (YMM)
Riverton (RIW)
McAllen (MFE)
Campeche (CPE)
Ontario (ONT)
Freeport (FPD)
Goose Bay (YYR)
Narsaq (JNS)

South America
Bahia Blanca (BHI)
Eirunepe (ERN)
Comodoro Rivadavia (CRD)
Velencia (VLN)
Boa Vista (BVB)
San Andres Island (ADZ)
Guayaquil (GYE)
Parnaiba (PHB)
Araguaina (AUX) 
Cuiaba (CGB)
Vitoria (VIX)
Guarapuava (GPB)
Antofagasta (ANF)
Cordoba (COR) 

Europe
Reykjavik (KEF)
Guernsey (GCI) 
Stornoway (SYY) 
Santiago De Compostela (SCQ)
Menorca (MAH)
Portoroz (POW)
Rotterdam (RTM)
Patras (GPA)
Suceava (SCV)
Kaunas (KUN)
Perm (PEE)
Sochi (AER)
Terceira (TER)
Bardufoss (BDU)

Africa
Casablanca (CMN)
Ghat (GHT)
Faya (FYT) 
Bossaso (BSA)
Juba (JUB)
Mahe Island (SEZ)
Plaisance (MRU)
Upington (UTN)
Luanda (LAD)
Georgetown (ASI) 
Port Harcourt (PHC)
Praia (RAI) 
Timbuktu (TOM)
Lilongwe (LLW)

Asia
Eilat (ETH)
Shiraz (SYZ)
Tashkent (TAS)
Omsk (OMS)
Irkutsk (IKT)
Hohhot (HET)
Niigata (KIJ)
Hualien (HUN)
Cagayan De Oro (CGY)
Palembang (PLM)
Yangon (RGN)
Pune (PNQ)
Male (MLE)
Petropavlovsk (PKC)

Oceania
Munda (MUA)
Pohnpei (PNI)
Rangiroa (RGI)
Yasawa (YAS)
Lifou (LIF)
Norfolk Island (NLK)
Rotorua (ROT)
Queenstown (ZQN)
Hobart (HBA)
Port Lincoln (PLO)
Dubbo (DBO)
Mt Isa (ISA)
Port Hedland (PHE)
Albany (ALH)