| S21 | Denmark (DK) | AAL (AALBORG AIRPORT) | Data collection (Level 1) | 2020/09/14 | 2020/11/03 |
| S21 | Denmark (DK) | AAR (AARHUS LUFTHAVN - TIRSTRUP) | Data collection (Level 1) | 2020/09/14 | 2020/11/03 |
| S21 | United Kingdom (GB) | ABZ (ABERDEEN) | Schedules Facilitated (Level 2) | 2020/10/15 | |
| S21 | Ghana (GH) | ACC (ACCRA - KOTOKA INTL) | Coordinated (Level 3) | | |
| S21 | Spain (ES) | ACE (LANZAROTE) | Coordinated (Level 3) | 2020/09/11 | 2020/10/30 |
| S21 | Turkey (TR) | ADB (IZMIR - ADNAN MENDERES) | Schedules Facilitated (Level 2) | | 2020/11/05 |
| S21 | Australia (AU) | ADL (ADELAIDE) | Coordinated (Level 3) | 2020/09/14 | 2020/11/04 |
| S21 | Norway (NO) | AES (AALESUND VIGRA) | Schedules Facilitated (Level 2) | | 2020/11/05 |
| S21 | Iceland (IS) | AEY (Akureyri) | Schedules Facilitated (Level 2) | | |
| S21 | Sweden (SE) | AGH (Ängelholm Helsingborg) | Schedules Facilitated (Level 2) | 2020/09/10 | 2020/11/05 |
| S21 | Spain (ES) | AGP (MÁLAGA-COSTA DEL SOL) | Coordinated (Level 3) | 2020/09/11 | 2020/10/30 |
| S21 | France (FR) | AJA (NAPOLEON BONAPARTE ) | Data collection (Level 1) | 2021/09/14 | 2020/11/05 |
| S21 | New Zealand (NZ) | AKL (AUCKLAND INTL) | Coordinated (Level 3) | 2020/09/09 | 2020/11/04 |
| S21 | Spain (ES) | ALC (ALICANTE) | Coordinated (Level 3) | 2020/09/11 | 2020/10/30 |
| S21 | Norway (NO) | ALF (ALTA) | Schedules Facilitated (Level 2) | | 2020/11/05 |
| S21 | India (IN) | AMD (AHMEDABAD) | Schedules Facilitated (Level 2) | | |
| S21 | Netherlands (NL) | AMS (AMSTERDAM SCHIPHOL) | Coordinated (Level 3) | | 2020/11/03 |
| S21 | Greece (GR) | AOK (KARPATHOS) | Coordinated (Level 3) | | |
| S21 | Sweden (SE) | ARN (STOCKHOLM-ARLANDA) | Coordinated (Level 3) | 2020/09/10 | 2020/11/05 |
| S21 | Greece (GR) | ATH (ATHENS) | Data collection (Level 1) | | |
| S21 | United Arab Emirates (AE) | AUH (ABU DHABI INTL) | Schedules Facilitated (Level 2) | | 2020/11/05 |
| S21 | Greece (GR) | AXD (ALEXANDROUPOLIS) | Data collection (Level 1) | | |
| S21 | Turkey (TR) | AYT (ANTALYA) | Coordinated (Level 3) | 2020/09/14 | 2020/11/05 |
| S21 | Bahrain (BH) | BAH (BAHRAIN INTL) | Schedules Facilitated (Level 2) | | |
| S21 | Spain (ES) | BCN (BARCELONA-EL PRAT) | Coordinated (Level 3) | 2020/09/11 | 2020/10/30 |
| S21 | Bermuda (BM) | BDA (BERMUDA INTL) | Schedules Facilitated (Level 2) | | |
| S21 | Italy (IT) | BDS (BRINDISI) | Coordinated (Level 3) | 2020/09/14 | 2020/11/05 |
| S21 | Germany (DE) | BER (BERLIN/BRANDENBURG) | Coordinated (Level 3) | 2020/09/14 | 2020/11/05 |
| S21 | United Kingdom (GB) | BFS (BELFAST INTERNATIONAL) | Schedules Facilitated (Level 2) | 2020/10/29 | |
| S21 | Norway (NO) | BGO (BERGEN FLESLAND) | Coordinated (Level 3) | | 2020/11/05 |
| S21 | Italy (IT) | BGY (BERGAMO - Orio al Serio) | Coordinated (Level 3) | 2020/09/14 | 2020/11/05 |
| S21 | United Kingdom (GB) | BHD (BELFAST CITY ) | Schedules Facilitated (Level 2) | 2020/10/29 | |
| S21 | United Kingdom (GB) | BHX (BIRMINGHAM) | Coordinated (Level 3) | 2020/10/28 | |
| S21 | Spain (ES) | BIO (BILBAO) | Coordinated (Level 3) | 2020/09/11 | 2020/10/30 |
| S21 | Turkey (TR) | BJV (BODRUM - MILAS) | Schedules Facilitated (Level 2) | | 2020/11/05 |
| S21 | Spain (ES) | BJZ (BADAJOZ) | Data collection (Level 1) | 2020/09/11 | 2020/10/30 |
| S21 | Thailand (TH) | BKK (BANGKOK - SUVARNABHUMI INTL) | Coordinated (Level 3) | | |
| S21 | Denmark (DK) | BLL (BILLUND AIRPORT) | Coordinated (Level 3) | 2020/09/14 | 2020/11/03 |
| S21 | Italy (IT) | BLQ (BOLOGNA - G. Marconi) | Schedules Facilitated (Level 2) | 2020/09/14 | 2020/11/05 |
| S21 | India (IN) | BLR (BENGALURU INTERNATIONAL AIRPORT) | Schedules Facilitated (Level 2) | | 2020/11/05 |
| S21 | Sweden (SE) | BMA (STOCKHOLM-BROMMA) | Coordinated (Level 3) | 2020/09/10 | 2020/11/05 |
| S21 | Australia (AU) | BNE (BRISBANE) | Coordinated (Level 3) | 2020/09/14 | 2020/11/04 |
| S21 | France (FR) | BOD (BORDEAUX MERIGNAC) | Data collection (Level 1) | 2021/09/14 | 2020/11/05 |
| S21 | Colombia (CO) | BOG (EL DORADO INTERNATIONAL AIRPORT) | Coordinated (Level 3) | | |
| S21 | United Kingdom (GB) | BOH (BOURNEMOUTH) | Data collection (Level 1) | 2020/10/13 | |
| S21 | India (IN) | BOM (MUMBAI INTERNATIONAL AIRPORT) | Coordinated (Level 3) | | |
| S21 | Norway (NO) | BOO (BODO) | Schedules Facilitated (Level 2) | | 2020/11/05 |
| S21 | Germany (DE) | BRE (BREMEN) | Schedules Facilitated (Level 2) | 2020/09/14 | 2020/11/05 |
| S21 | Italy (IT) | BRI (BARI) | Coordinated (Level 3) | 2020/09/14 | 2020/11/05 |
| S21 | United Kingdom (GB) | BRS (BRISTOL) | Coordinated (Level 3) | 2020/10/26 | |
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