BWI

Baltimore/Washington International Thurgood Marshall Airport

ICAO KBWI39.1754°N 76.6683°W143 ft / 44 mLarge airport
On the map
KBWI FAA Airport Diagram
FAA · Public domain · Commons

Baltimore/Washington International Thurgood Marshall Airport (IATA: BWI, ICAO: KBWI) is a large airport in Baltimore, Maryland, United States. It opened on 24 Jun 1950. It has 3 runways; the longest is 10,503 ft (3,201 m). It is operated by Maryland Aviation Administration. In 2025 it handled 24.6 million passengers.

Timeline

6 events · 1947–2005
1947
MilestoneBaltimore becomes the owner.
1947
RenamedRenamed Friendship International Airport.
24 JUN 1950
OpenedBaltimore/Washington International Thurgood Marshall Airport opens.
1972
MilestoneMaryland Aviation Administration becomes the operator.
1973
RenamedRenamed Baltimore/Washington International Airport.
01 OCT 2005
RenamedRenamed Baltimore/Washington International Thurgood Marshall Airport.
From WikidataEvery airfield, 1903–2026

Runways & airfield

Schematic · N · © OpenStreetMap · FAA diagram PDF
Main TerminalConcourse BConcourse DConcourse CConcourse AB/C connectorConcourse EA/B Connector
10/28094° / 274° · LIT
LENGTH10,503 ft3,201 mWIDTH150 ft46 mSURFACEAsphalt
15R/33L144° / 324° · LIT
LENGTH9,501 ft2,896 mWIDTH150 ft46 mSURFACEAsphalt
15L/33R144° / 324° · LIT
LENGTH5,000 ft1,524 mWIDTH100 ft31 mSURFACEAsphalt

Passengers per year

2014–2025
22.3M
24.0M
25.2M
26.5M
27.1M
27.0M
11.2M
18.7M
22.6M
26.1M
26.6M
24.6M
141516171819202122232425

Routes

36 destinations · 9 countries
2,500 km5,000 km1,000 mi2,000 mi3,000 miCLT · Charlotte Douglas International Airport · 361 mi / 581 kmBOS · Boston Logan International Airport · 369 mi / 594 kmBTV · Patrick Leahy Burlington International Airport · 408 mi / 657 kmDTW · Detroit Metropolitan Wayne County Airport · 408 mi / 657 kmATL · Hartsfield Jackson Atlanta International Airport · 577 mi / 928 kmMCN · Middle Georgia Regional Airport · 594 mi / 956 kmMDW · Chicago Midway International Airport · 610 mi / 981 kmORD · Chicago O'Hare International Airport · 620 mi / 998 kmMCO · Orlando International Airport · 789 mi / 1,269 kmBDA · L.F. Wade International Airport · 820 mi / 1,319 kmVRB · Vero Beach Regional Airport · 825 mi / 1,327 kmFLL · Fort Lauderdale Hollywood International Airport · 928 mi / 1,493 kmMSP · Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field · 935 mi / 1,504 kmMIA · Miami International Airport · 948 mi / 1,526 kmMSY · Louis Armstrong New Orleans International Airport · 999 mi / 1,607 kmDFW · Dallas Fort Worth International Airport · 1,215 mi / 1,955 kmIAH · George Bush Intercontinental Airport · 1,234 mi / 1,986 kmCUN · Cancún International Airport · 1,391 mi / 2,239 kmDEN · Denver International Airport · 1,488 mi / 2,394 kmSJU · Luis Munoz Marin International Airport · 1,569 mi / 2,525 kmSLC · Salt Lake City International Airport · 1,860 mi / 2,994 kmPTY · Tocumen International Airport · 2,087 mi / 3,358 kmLAX · Los Angeles International Airport · 2,324 mi / 3,740 kmSEA · Seattle–Tacoma International Airport · 2,329 mi / 3,748 kmSFO · San Francisco International Airport · 2,451 mi / 3,944 kmKEF · Keflavik International Airport · 2,756 mi / 4,436 kmLHR · London Heathrow Airport · 3,625 mi / 5,834 kmHVN · Tweed New Haven Airport · 246 mi / 396 kmILM · Wilmington International Airport · 345 mi / 556 kmTPA · Tampa International Airport · 844 mi / 1,358 kmPLS · Providenciales International Airport · 1,230 mi / 1,980 kmAXA · Clayton J. Lloyd International Airport · 1,663 mi / 2,676 kmPDX · Portland International Airport · 2,353 mi / 3,786 kmEWR · Newark Liberty International Airport · 168 mi / 271 kmCVG · Cincinnati Northern Kentucky International Airport · 429 mi / 690 kmSDF · Louisville Muhammad Ali International Airport · 494 mi / 795 kmLHRKEFSFOPDXLAXPTYSLCAXADENCUNIAHPLSDFWMIAMSPBDAMCOORDMCNSDFBTVILMHVNSEASJUMSYDTWCLTTPAVRBATLCVGBOSEWRBWI
Year-round27
CLTCharlotte Douglas International AirportUnited States · Frontier Airlines, American Airlines581 km361 miBOSBoston Logan International AirportUnited States · Delta Connection594 km369 miBTVPatrick Leahy Burlington International AirportUnited States · Breeze Airways657 km408 miDTWDetroit Metropolitan Wayne County AirportUnited States · Frontier Airlines, Delta Air Lines657 km408 miATLHartsfield Jackson Atlanta International AirportUnited States · Frontier Airlines, Delta Air Lines928 km577 miMCNMiddle Georgia Regional AirportUnited States · Contour Airlines956 km594 miMDWChicago Midway International AirportUnited States · Frontier Airlines981 km610 miORDChicago O'Hare International AirportUnited States · American Eagle, United Airlines998 km620 miMCOOrlando International AirportUnited States · Frontier Airlines1,269 km789 miBDAL.F. Wade International AirportBermuda · BermudAir1,319 km820 miVRBVero Beach Regional AirportUnited States · Breeze Airways1,327 km825 miFLLFort Lauderdale Hollywood International AirportUnited States · Frontier Airlines, JetBlue Airways1,493 km928 miMSPMinneapolis–Saint Paul International Airport / Wold–Chamberlain FieldUnited States · Delta Air Lines1,504 km935 miMIAMiami International AirportUnited States · Frontier Airlines, American Airlines1,526 km948 miMSYLouis Armstrong New Orleans International AirportUnited States · Frontier Airlines1,607 km999 miDFWDallas Fort Worth International AirportUnited States · Frontier Airlines, American Airlines1,955 km1,215 miIAHGeorge Bush Intercontinental AirportUnited States · Frontier Airlines, United Express, United Airlines1,986 km1,234 miCUNCancún International AirportMexico · Frontier Airlines2,239 km1,391 miDENDenver International AirportUnited States · United Airlines2,394 km1,488 miSJULuis Munoz Marin International AirportPuerto Rico · Frontier Airlines, JetBlue Airways2,525 km1,569 miSLCSalt Lake City International AirportUnited States · Delta Air Lines2,994 km1,860 miPTYTocumen International AirportPanama · Copa Airlines3,358 km2,087 miLAXLos Angeles International AirportUnited States · United Airlines3,740 km2,324 miSEASeattle–Tacoma International AirportUnited States · Alaska Airlines3,748 km2,329 miSFOSan Francisco International AirportUnited States · United Airlines3,944 km2,451 miKEFKeflavik International AirportIceland · Icelandair4,436 km2,756 miLHRLondon Heathrow AirportUnited Kingdom · British Airways5,834 km3,625 mi
Most destinationsFrontier Airlines 15United Airlines 5American Airlines 4Delta Air Lines 4BermudAir 3Breeze Airways 2

Straight lines are great circles; rings mark true distance from BWI. Dashed: seasonal or charter. Blue: cargo. From the Wikipedia article “Baltimore/Washington International Airport” (revision of 16 Sep 2026), CC BY-SA 4.0.

Records & rankings

Ranked among 48,011 open airports · world · region · country
Passengers24.6M (2025)1 · FEWER1 · FEWERMEDIAN · 64KMEDIAN · 64KMORE · 103MMORE · 103M#95of 3,974 · #30 North America · #26 USLongest runway10,503 ft3,201 m46 m · SHORT150 ft · SHORTMEDIAN · 975 mMEDIAN · 3,200 ftLONG · 5,300 mLONG · 17,388 ft#802of 29,823 · #181 North America · #146 USElevation143 ft44 m-386 m · LOW-1,266 ft · LOWMEDIAN · 240 mMEDIAN · 787 ftHIGH · 4,938 mHIGH · 16,200 ft#35,472of 43,341 · #16,131 North America · #13,538 USAgeOpened 19502026 · NEWEST2026 · NEWESTMEDIAN · 1976MEDIAN · 1976OLDEST · 1902OLDEST · 1902=3,626of 15,079 · =2,491 North America · =2,432 USRunways31 · FEWER1 · FEWERMEDIAN · 1MEDIAN · 1MORE · 8MORE · 8=151of 29,943 · =83 North America · =81 US
Scale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record

Radio frequencies

8 channels
APPPOTOMAC APP119.000
ATISATIS115.100
CLDCLNC DEL118.050
DEPPOTOMAC DEP126.750
GNDGND121.900
RDOLEESBURG RDO122.200
TWRTWR119.400
UNICUNICOM122.950