List of airports by IATA code: A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z - See also: List of airports by ICAO code
| IATA | ICAO | Airport name | Location | | UAL | FNUA | Luau Airport | Luau, Angola | | UAM | PGUA | Andersen Air Force Base | Agana, Guam | | UAO | KUAO | Aurora State Airport | Aurora, Oregon, United States | | UAQ | SANU | Domingo Faustino Sarmiento Airport | San Juan Province, Argentina | | UBA | SBUR | Uberaba Municipal Airport | Uberaba, Minas Gerais, Brazil | | UBJ | BJDC | Yamaguchi Ube Airport | Ube, Yamaguchi Prefecture, Japan | | UBP | VTUU | Ubon Ratchathani Airport | Ubon Ratchathani, Thailand | | UBS | KUBS | Columbus-Lowndes County Airport | Columbus, Mississippi, United States | | UBX | KUBX | Cuba Municipal Airport | Cuba, Missouri, United States | | UCA | KUCA | Oneida County Airport | Utica, New York, United States | | UCN | GLBU | Buchanan Airport | Buchanan, Liberia | | UCY | KUCY | Everett-Stewart Airport | Union City, Tennessee, United States | | UDD | KUDD | Bermuda Dunes Airport | Palm Springs, California, United States | | UDG | KUDG | Darlington County Jetport Airport | Darlington, South Carolina, United States | | UDE | EHVK | Volkel Airport | Volkel, Netherlands | | UDI | SBUL | Ten. Cel. Av. César Bombonato Airport | Uberlândia, Brazil | | UEL | FQQL | Quelimane Airport | Quelimane, Mozambique | | UES | KUES | Waukesha County Airport | Waukesha, Wisconsin, United States | | UET | OPQT | Quetta International Airport | Quetta, Pakistan | | UFA | UWUU | Ufa Airport | Ufa, Russia | | UGA | ZMBN | Bulgan Airport | Bulgan, Bulgan, Mongolia | | UGB | | Ugashik Bay Airport | Pilot Point, Alaska, United States | | UGN | KUGN | Waukegan Regional Airport | Chicago/Waukegan, Illinois, United States | | UHF | EGUA | RAF Upper Heyford | Upper Heyford, England, United Kingdom | | UIB | SKUI | El Caraño Airport | Quibdó, Colombia | | UIH | VVPC | Phu Cat Airport | Qui Nhon, Binh Dinh, Vietnam | | UIL | KUIL | Quillayute Airport | Forks, Washington, United States | | UIN | KUIN | Quincy Regional Airport (Baldwin Field) | Quincy, Illinois, United States | | UIO | SEQU | Mariscal Sucre International Airport | Quito, Ecuador | | UIP | LFRQ | Quimper - Cornouaille Airport | Quimper, France | | UIT | | Jaluit Airport | Jaluit Atoll, Marshall Islands | | UJE | | Ujae Airport | Ujae Atoll, Marshall Islands | | UKB | RJBE | Kobe Airport | Kobe, Japan | | UKF | KUKF | Wilkes County Airport | North Wilkesboro, North Carolina, United States | | UKI | KUKI | Ukiah Municipal Airport | Ukiah, California, United States | | UKK | UASK | Oskemen Airport | Oskemen, Kazakhstan | | UKL | KUKL | Coffey County Airport | Burlington, Kansas, United States | | UKS | UKFB | Belbek Airport | Sevastopol, Autonomous Republic of Crimea, Ukraine | | UKT | KUKT | Quakertown Airport | Quakertown, Pennsylvania, United States | | ULG | ZMUL | Ölgii Airport | Bayan-Ölgii Province, Mongolia | | ULM | KULM | New Ulm Municipal Airport | New Ulm, Minnesota, United States | | ULN | ZMUB | Chinggis Khaan International Airport | Ulan Bator, Mongolia | | ULO | ZMUG | Ulaangom Airport | Ulaangom, Uvs Province, Mongolia | | ULS | KULS | Ulysses Airport | Ulysses, Kansas, United States | | ULY | UWLW | Ulyanovsk Vostochny Airport | Ulyanovsk, Russia | | UMD | BGUM | Uummannaq Heliport | Uummannaq | | UME | ESNU | Alvik Airport | Umea, Sweden | | UMM | PAST | Summit Airport (Alaska) | Summit, Alaska, United States | | UMP | KUMP | Indianapolis Metropolitan Airport | Indianapolis, Indiana, United States | | UMT | PAUM | Umiat Airport | Umiat, Alaska, United States | | UNC | | Unguía Airport | Unguía, Colombia | | UND | OAUZ | Kunduz Airport | Kunduz, Afghanistan | | UNI | TVSU | Union Island Airport | Union Island, Saint Vincent and the Grenadines | | UNK | PAUN | Unalakleet Airport | Unalakleet, Alaska, United States | | UNN | | Ranong Airport | Ranong, Thailand | | UNR | ZMUH | Öndörkhaan Airport | Öndörkhaan, Khentii, Mongolia | | UNU | KUNU | Dodge County Airport | Juneau, Wisconsin, United States | | UOS | KUOS | Franklin County Airport | Sewanee, Tennessee, United States | | UOX | KUOX | University-Oxford Airport | Oxford, Mississippi, United States | | UPG | WAAA | Sultan Hasanuddin International Airport | Makassar, Indonesia | | UPK | BGKL | Upernavik Kujalleq Heliport | Upernavik Kujalleq, Greenland | | UPL | MRUP | Upala Airport | Upala, Costa Rica | | UPN | MMPN | Lic. y Gen. Ignacio López Rayón International Airport | Uruapan, Michoacán, Mexico | | UPP | PHUP | Upolu Airport | Hawi, Hawaii, United States | | URA | UARR | Oral Ak Zhol Airport | Oral, Kazakhstan | | URC | ZWWW | Diwopu Airport | Urumqi, China | | URE | EEKE | Kuressaare Airport | Kuressaare, Saaremaa, Estonia | | URG | SBUG | Aeroporto Internacional Rubem Berta | Uruguaiana, Rio Grande do Sul, Brazil | | URT | VTSB | Surat Thani Airport | Surat Thani, Thailand | | USE | KUSE | Fulton County Airport | Wauseon, Ohio, United States | | USH | SAWH | Ushuaia - Malvinas Argentinas International Airport | Ushuaia, Argentina | | USI | SYMB | Mabaruma Airport | Mabaruma, Guyana | | USM | VTSM | Samui Airport | Surat Thani, Thailand | | USQ | LTBO | Usak Airport | Usak, Turkey | | UST | KSGJ | St. Augustine Airport | St. Augustine, Florida, United States | | USU | RPVV | Busuanga Airport | Coron, Palawan, Philippines | | UTA | KUTA | Tunica Municipal Airport | Tunica, Mississippi, United States | | UTN | FAUP | Upington Airport | Upington, South Africa | | UTK | | Utirik Airport | Utirik Atoll, Marshall Islands | | UTO | PAIM | Indian Mountain LRRS | Utopia Creek, Alaska, United States | | UTP | VTBU | U-Tapao International Airport | Rayong, Thailand | | UUK | PAKU | Ugnu-Kuparuk Airport | Kuparuk, Alaska, United States | | UUO | PAUO | Willow Airport | Willow, Alaska, United States | | UUS | UHSS | Yuzhno - Sakhalinsk Airport | Yuzhno-Sakhalinsk, Russia | | UUU | KUUU | Newport State Airport (Rhode Island) | Newport, Rhode Island, United States | | UUV | KUUV | Sullivan Regional Airport | Sullivan, Missouri, United States | | UVA | KUVA | Garner Field | Uvalde, Texas, United States | | UVF | TLPL | Hewanorra International Airport | Vieux-Fort, Saint Lucia | | UWL | KUWL | New Castle-Henry County Municipal Airport | New Castle, Indiana, United States | | UYF | KUYF | Madison County Airport | London, Ohio, United States | | UYL | HSNN | Nyala Airport | Nyala, Sudan | | UZA | KUZA | Rock Hill/York County Airport (Bryant Field) | Rock Hill, South Carolina, United States | | UZC | LYUZ | Užice-Ponikve Airport | Užice, Serbia | |
