Cherry blossoms along a river with the Washington Monument in the background.

Flights from MacArthur Airport (ISP) to Washington, DC (WAS-All Airports)
Flights to Maryland
United States of America
Flights
Expedia.ca

Popular airlines from MacArthur Airport (ISP) to Washington

Southwest Airlines
Frontier Airlines
JetBlue Airways

Be in the know
Get alerts if flight prices drop or rise*
Book smarter
Save up to 30% on select hotels after you book a flight*
Earn twice
Earn your airline miles on top of our rewards
Sign in

Cheap Flights from Islip to Washington (ISP-WAS)

Prices were available within the past 7 days and start at CA $315 for one-way flights and CA $1,013 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,013

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,013 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,094

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,094 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,135

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,135 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,143

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,143 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,215

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,215 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,265

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,265 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,293

Roundtrip

Found 2 days ago

Select Cape Air flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,293 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,335

Roundtrip

Found 2 days ago

Select Cape Air flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,335 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,366

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,366 Found 2 days ago

Thu, Aug 13 - Sun, Aug 16

ISP

Islip

DCA

Washington

CA $1,373

Roundtrip

Found 2 days ago

Select JetBlue Airways flight, departing Thu, Aug 13 from Islip to Washington, returning Sun, Aug 16, priced at CA $1,373 Found 2 days ago

Travel information

Origin airport	MacArthur Airport
Destination airport	Washington Dulles International Airport
Distance	423 km away
Airlines serving	Frontier Airlines
Popular airline	Frontier Airlines
Roundtrip price	CA $1,013

Explore a world of travel with Expedia

Flights

Flights from Oshawa (YOO) to Washington (WAS)
Standard Link for Flights from Oshawa (YOO) to Washington (WAS)
Flights from Cambridge (CGE) to Washington (WAS)
Standard Link for Flights from Cambridge (CGE) to Washington (WAS)
Flights from Kamloops (YKA) to Washington (WAS)
Standard Link for Flights from Kamloops (YKA) to Washington (WAS)
Flights from Paris (PAR) to Washington (WAS)
Standard Link for Flights from Paris (PAR) to Washington (WAS)
Flights from Dublin (DUB) to Washington (WAS)
Standard Link for Flights from Dublin (DUB) to Washington (WAS)
Flights from San Antonio (SAT) to Washington (WAS)
Standard Link for Flights from San Antonio (SAT) to Washington (WAS)
Flights from Montreal (YUL) to Washington (WAS)
Standard Link for Flights from Montreal (YUL) to Washington (WAS)
Flights from Bielefeld (BFE) to Washington (WAS)
Standard Link for Flights from Bielefeld (BFE) to Washington (WAS)
Flights from Indianapolis (IND) to Washington (WAS)
Standard Link for Flights from Indianapolis (IND) to Washington (WAS)
Flights from Qualicum Beach (XQU) to Washington (WAS)
Standard Link for Flights from Qualicum Beach (XQU) to Washington (WAS)
Flights from Chapeco (XAP) to Washington (WAS)
Standard Link for Flights from Chapeco (XAP) to Washington (WAS)
Flights from Johannesburg (JNB) to Washington (WAS)
Standard Link for Flights from Johannesburg (JNB) to Washington (WAS)
Flights from Miramichi (YCH) to Washington (WAS)
Standard Link for Flights from Miramichi (YCH) to Washington (WAS)
Flights from Houston (IAH) to Washington (WAS)
Standard Link for Flights from Houston (IAH) to Washington (WAS)
Flights from Philadelphia (PNE) to Washington (WAS)
Standard Link for Flights from Philadelphia (PNE) to Washington (WAS)
Flights from Baie-Comeau (YBC) to Washington (WAS)
Standard Link for Flights from Baie-Comeau (YBC) to Washington (WAS)
Flights from Rome (FCO) to Washington (WAS)
Standard Link for Flights from Rome (FCO) to Washington (WAS)
Flights from Istanbul (IST) to Washington (WAS)
Standard Link for Flights from Istanbul (IST) to Washington (WAS)
Flights from Edmonton (YEG) to Washington (WAS)
Standard Link for Flights from Edmonton (YEG) to Washington (WAS)
Flights from Buffalo (BUF) to Washington (WAS)
Standard Link for Flights from Buffalo (BUF) to Washington (WAS)
Flights from Edmonton (YEG) to Baltimore (BWI)
Standard Link for Flights from Edmonton (YEG) to Baltimore (BWI)
Flights from Medicine Hat (YXH) to Washington (WAS)
Standard Link for Flights from Medicine Hat (YXH) to Washington (WAS)
Flights from Sacramento (SMF) to Washington (WAS)
Standard Link for Flights from Sacramento (SMF) to Washington (WAS)
Flights from Dubai (DXB) to Washington (WAS)
Standard Link for Flights from Dubai (DXB) to Washington (WAS)
Flights from Aurora (AUZ) to Washington (WAS)
Standard Link for Flights from Aurora (AUZ) to Washington (WAS)
Flights from Ottawa (YOW) to Washington (WAS)
Standard Link for Flights from Ottawa (YOW) to Washington (WAS)
Flights from Ontario Intl. Airport (ONT) to Washington (WAS)
Standard Link for Flights from Ontario Intl. Airport (ONT) to Washington (WAS)
Flights from Vancouver (YVR) to Baltimore (BWI)
Standard Link for Flights from Vancouver (YVR) to Baltimore (BWI)
Flights from Prince George (YXS) to Washington (WAS)
Standard Link for Flights from Prince George (YXS) to Washington (WAS)
Flights from Annecy (NCY) to Washington (WAS)
Standard Link for Flights from Annecy (NCY) to Washington (WAS)
Flights from Sanya (SYX) to Washington (WAS)
Standard Link for Flights from Sanya (SYX) to Washington (WAS)
Flights from Cancun (CUN) to Washington (WAS)
Standard Link for Flights from Cancun (CUN) to Washington (WAS)
Flights from Kelowna (YLW) to Washington (WAS)
Standard Link for Flights from Kelowna (YLW) to Washington (WAS)
Flights from Comox (YQQ) to Washington (WAS)
Standard Link for Flights from Comox (YQQ) to Washington (WAS)
Flights from Calgary (YYC) to Baltimore (BWI)
Standard Link for Flights from Calgary (YYC) to Baltimore (BWI)
Flights from Artesia (ATS) to Washington (WAS)
Standard Link for Flights from Artesia (ATS) to Washington (WAS)
Flights from Dallas (DFW) to Washington (WAS)
Standard Link for Flights from Dallas (DFW) to Washington (WAS)
Flights from Horsham (HSM) to Washington (WAS)
Standard Link for Flights from Horsham (HSM) to Washington (WAS)
Flights from San Francisco (SFO) to Washington (WAS)
Standard Link for Flights from San Francisco (SFO) to Washington (WAS)
Flights from Sechelt (YHS) to Washington (WAS)
Standard Link for Flights from Sechelt (YHS) to Washington (WAS)
Flights from Jakarta (CGK) to Washington (WAS)
Standard Link for Flights from Jakarta (CGK) to Washington (WAS)
Flights from Toronto (YYZ) to Baltimore (BWI)
Standard Link for Flights from Toronto (YYZ) to Baltimore (BWI)
Flights from Halifax (YHZ) to Washington (WAS)
Standard Link for Flights from Halifax (YHZ) to Washington (WAS)
Flights from Moscow (MOW) to Washington (WAS)
Standard Link for Flights from Moscow (MOW) to Washington (WAS)
Flights from Calgary (YYC) to Washington (WAS)
Standard Link for Flights from Calgary (YYC) to Washington (WAS)
Flights from Minot (MOT) to Washington (WAS)
Standard Link for Flights from Minot (MOT) to Washington (WAS)
Flights from Vigo (VGO) to Washington (WAS)
Standard Link for Flights from Vigo (VGO) to Washington (WAS)
Flights from Montreal (YUL) to Baltimore (BWI)
Standard Link for Flights from Montreal (YUL) to Baltimore (BWI)
Flights from Palma de Mallorca (PMI) to Washington (WAS)
Standard Link for Flights from Palma de Mallorca (PMI) to Washington (WAS)
Flights from Raleigh (RDU) to Washington (WAS)
Standard Link for Flights from Raleigh (RDU) to Washington (WAS)
Flights from Long Beach (LGB) to Washington (WAS)
Standard Link for Flights from Long Beach (LGB) to Washington (WAS)
Flights from Toronto (YYZ) to Washington (WAS)
Standard Link for Flights from Toronto (YYZ) to Washington (WAS)
Flights from Vancouver (YDT) to Washington (WAS)
Standard Link for Flights from Vancouver (YDT) to Washington (WAS)
Flights from Saskatoon (YXE) to Washington (WAS)
Standard Link for Flights from Saskatoon (YXE) to Washington (WAS)
Flights from Seattle (SEA) to Washington (WAS)
Standard Link for Flights from Seattle (SEA) to Washington (WAS)
Flights from Burlington (BTV) to Washington (WAS)
Standard Link for Flights from Burlington (BTV) to Washington (WAS)
Flights from Charlotte (CLT) to Washington (WAS)
Standard Link for Flights from Charlotte (CLT) to Washington (WAS)
Flights from North Bay (YYB) to Washington (WAS)
Standard Link for Flights from North Bay (YYB) to Washington (WAS)
Flights from Detroit (DTT) to Washington (WAS)
Standard Link for Flights from Detroit (DTT) to Washington (WAS)
Flights from Orlando (MCO) to Washington (WAS)
Standard Link for Flights from Orlando (MCO) to Washington (WAS)
Flights from Hyderabad (HYD) to Washington (WAS)
Standard Link for Flights from Hyderabad (HYD) to Washington (WAS)
Flights from Binghamton (BGM) to Washington (WAS)
Standard Link for Flights from Binghamton (BGM) to Washington (WAS)
Flights from Sydney (SYD) to Washington (WAS)
Standard Link for Flights from Sydney (SYD) to Washington (WAS)
Flights from Regina (YQR) to Washington (WAS)
Standard Link for Flights from Regina (YQR) to Washington (WAS)
Flights from Huntsville (HSV) to Washington (WAS)
Standard Link for Flights from Huntsville (HSV) to Washington (WAS)
Flights from Montego Bay (MBJ) to Washington (WAS)
Standard Link for Flights from Montego Bay (MBJ) to Washington (WAS)
Flights from Kenora (YQK) to Washington (WAS)
Standard Link for Flights from Kenora (YQK) to Washington (WAS)
Flights from Winnipeg (YWG) to Washington (WAS)
Standard Link for Flights from Winnipeg (YWG) to Washington (WAS)
Flights from Minneapolis (MSP) to Washington (WAS)
Standard Link for Flights from Minneapolis (MSP) to Washington (WAS)
Flights from Seoul (ICN) to Washington (WAS)
Standard Link for Flights from Seoul (ICN) to Washington (WAS)
Flights from Springfield (SGF) to Washington (WAS)
Standard Link for Flights from Springfield (SGF) to Washington (WAS)
Flights from Chino (CNO) to Washington (WAS)
Standard Link for Flights from Chino (CNO) to Washington (WAS)
Flights from St. Petersburg (LED) to Washington (WAS)
Standard Link for Flights from St. Petersburg (LED) to Washington (WAS)
Flights from Lethbridge (YQL) to Washington (WAS)
Standard Link for Flights from Lethbridge (YQL) to Washington (WAS)
Flights from Columbus (CMH) to Washington (WAS)
Standard Link for Flights from Columbus (CMH) to Washington (WAS)
Flights from Innisfail (IFL) to Washington (WAS)
Standard Link for Flights from Innisfail (IFL) to Washington (WAS)
Flights from Latrobe (LBE) to Washington (WAS)
Standard Link for Flights from Latrobe (LBE) to Washington (WAS)
Flights from Vancouver (YVR) to Washington (WAS)
Standard Link for Flights from Vancouver (YVR) to Washington (WAS)
Flights from Boston (BOS) to Washington (WAS)
Standard Link for Flights from Boston (BOS) to Washington (WAS)
Flights from Victoria (YYJ) to Washington (WAS)
Standard Link for Flights from Victoria (YYJ) to Washington (WAS)
Flights from Toronto (YTO) to Washington (WAS)
Standard Link for Flights from Toronto (YTO) to Washington (WAS)
Flights from Apple Valley (APV) to Washington (WAS)
Standard Link for Flights from Apple Valley (APV) to Washington (WAS)
Flights from Montreal (YMQ) to Washington (WAS)
Standard Link for Flights from Montreal (YMQ) to Washington (WAS)
Flights from Laval (LVA) to Washington (WAS)
Standard Link for Flights from Laval (LVA) to Washington (WAS)
Flights from Kokomo (OKK) to Washington (WAS)
Standard Link for Flights from Kokomo (OKK) to Washington (WAS)
Flights from Bogotá (BOG) to Washington (WAS)
Standard Link for Flights from Bogotá (BOG) to Washington (WAS)
Flights from Moncton (YQM) to Washington (WAS)
Standard Link for Flights from Moncton (YQM) to Washington (WAS)
Flights from Fort Lauderdale (FLL) to Washington (WAS)
Standard Link for Flights from Fort Lauderdale (FLL) to Washington (WAS)
Flights from Atlanta (ATL) to Washington (WAS)
Standard Link for Flights from Atlanta (ATL) to Washington (WAS)
Flights from Yuma (YUM) to Washington (WAS)
Standard Link for Flights from Yuma (YUM) to Washington (WAS)
Flights from Champaign (CMI) to Washington (WAS)
Standard Link for Flights from Champaign (CMI) to Washington (WAS)
Flights from Hemet (HMT) to Washington (WAS)
Standard Link for Flights from Hemet (HMT) to Washington (WAS)
Flights from Providence (PVD) to Washington (WAS)
Standard Link for Flights from Providence (PVD) to Washington (WAS)
Flights from Winnipeg (YWG) to Baltimore (BWI)
Standard Link for Flights from Winnipeg (YWG) to Baltimore (BWI)
Flights from Williamsport (IPT) to Washington (WAS)
Standard Link for Flights from Williamsport (IPT) to Washington (WAS)
Flights from Whitehorse (YXY) to Washington (WAS)
Standard Link for Flights from Whitehorse (YXY) to Washington (WAS)
Flights from Red Deer (YQF) to Washington (WAS)
Standard Link for Flights from Red Deer (YQF) to Washington (WAS)
Flights from Bella Bella (ZEL) to Washington (WAS)
Standard Link for Flights from Bella Bella (ZEL) to Washington (WAS)
Flights from Québec (YQB) to Washington (WAS)
Standard Link for Flights from Québec (YQB) to Washington (WAS)
Flights from Buffalo (BUF) to Baltimore (BWI)
Standard Link for Flights from Buffalo (BUF) to Baltimore (BWI)

*Available to Expedia members.

CA $315 Cheap Flights from Islip (ISP) to Washington (WAS)

Popular airlines from MacArthur Airport (ISP) to Washington

Be in the know

Book smarter

Earn twice

Cheap Flights from Islip to Washington (ISP-WAS)

Travel information

Explore a world of travel with Expedia