Ottawa → Boston

YOW → BOS

Ottawa → Calgary

YOW → YYC

Ottawa → Charlotte

YOW → CLT

Ottawa → Chicago

YOW → ORD

Ottawa → Detroit

YOW → DTW

Ottawa → Edmonton

YOW → YEG

Ottawa → Frankfurt

YOW → FRA

Ottawa → Fredericton

YOW → YFC

Ottawa → Halifax International

YOW → YHZ

Ottawa → Iqaluit

YOW → YFB

Ottawa → London

YOW → YXU

Ottawa → London

YOW → LHR

Ottawa → Moncton

YOW → YQM

Ottawa → Montreal

YOW → YUL

Ottawa → New York

YOW → EWR

Ottawa → Philadelphia

YOW → PHL

Ottawa → Quebec

YOW → YQB

Ottawa → St. John-s

YOW → YYT

Ottawa → Toronto

YOW → YYZ

Ottawa → Vancouver

YOW → YVR

Ottawa → Winnipeg International

YOW → YWG

Ottawa → Yellowknife

YOW → YZF

Washington DC → Akron

DCA → CAK

Washington DC → Albany

DCA → ALB

Washington DC → Atlanta

DCA → ATL

Washington DC → Augusta

DCA → AGS

Washington DC → Austin

DCA → AUS

Washington DC → Bangor

DCA → BGR

Washington DC → Birmingham

DCA → BHM

Washington DC → Boston

DCA → BOS

Washington DC → Buffalo

DCA → BUF

Washington DC → Burlington

DCA → BTV

Washington DC → Charleston

DCA → CHS

Washington DC → Charlotte

DCA → CLT

Washington DC → Chattanooga

DCA → CHA

Washington DC → Chicago

DCA → ORD

Washington DC → Cincinnati

DCA → CVG

Washington DC → Cleveland

DCA → CLE

Washington DC → Columbia

DCA → CAE

Washington DC → Columbus

DCA → CMH

Washington DC → Dayton

DCA → DAY

Washington DC → Denver

DCA → DEN

Washington DC → Des Moines

DCA → DSM

Washington DC → Detroit

DCA → DTW

Washington DC → Fayetteville

DCA → FAY

Washington DC → Fort Lauderdale

DCA → FLL

Washington DC → Fort Myers

DCA → RSW

Washington DC → Fort Walton Beach

DCA → VPS

Washington DC → Fort Worth

DCA → DFW

Washington DC → Greensboro

DCA → GSO

Washington DC → Greenville

DCA → GSP

Washington DC → Halifax International

DCA → YHZ

Washington DC → Hartford

DCA → BDL

Washington DC → Hilton Head Island

DCA → HHH

Washington DC → Houston

DCA → IAH

Washington DC → Houston

DCA → HOU

Washington DC → Huntsville

DCA → HSV

Washington DC → Indianapolis

DCA → IND

Washington DC → Jackson

DCA → JAN

Washington DC → Jacksonville

DCA → JAX

Washington DC → Kansas City

DCA → MCI

Washington DC → Knoxville

DCA → TYS

Washington DC → Lansing

DCA → LAN

Washington DC → Las Vegas

DCA → LAS

Washington DC → Lexington

DCA → LEX

Washington DC → Little Rock

DCA → LIT

Washington DC → Long Island

DCA → ISP

Washington DC → Los Angeles

DCA → LAX

Washington DC → Louisville

DCA → SDF

Washington DC → Madison

DCA → MSN

Washington DC → Manchester

DCA → MHT

Washington DC → Memphis

DCA → MEM

Washington DC → Miami

DCA → MIA

Washington DC → Milwaukee

DCA → MKE

Washington DC → Minneapolis

DCA → MSP

Washington DC → Montreal

DCA → YUL

Washington DC → Myrtle Beach

DCA → MYR

Washington DC → Nashville

DCA → BNA

Washington DC → Nassau

DCA → NAS

Washington DC → New Orleans

DCA → MSY

Washington DC → New York

DCA → EWR

Washington DC → Norfolk

DCA → ORF

Washington DC → Omaha

DCA → OMA

Washington DC → Orlando

DCA → MCO

Washington DC → Ottawa

DCA → YOW

Washington DC → Pensacola

DCA → PNS

Washington DC → Philadelphia

DCA → PHL

Washington DC → Phoenix

DCA → PHX

Washington DC → Pittsburgh International Airport

DCA → PIT

Washington DC → Portland International

DCA → PDX

Washington DC → Portland

DCA → PWM

Washington DC → Providence

DCA → PVD

Washington DC → Raleigh

DCA → RDU

Washington DC → Rochester

DCA → ROC

Washington DC → Salt Lake City

DCA → SLC

Washington DC → San Diego

DCA → SAN

Washington DC → San Francisco

DCA → SFO

Washington DC → San Juan

DCA → SJU

Washington DC → Sarasota

DCA → SRQ

Washington DC → Savannah

DCA → SAV

Washington DC → Seattle

DCA → SEA

Washington DC → St. Louis

DCA → STL

Washington DC → Syracuse

DCA → SYR

Washington DC → Tallahassee

DCA → TLH

Washington DC → Tampa

DCA → TPA

Washington DC → Toronto

DCA → YYZ

Washington DC → West Palm Beach

DCA → PBI

Washington DC → White Plains

DCA → HPN

Washington DC → Wilmington

DCA → ILM