Title: ISP to YQB flights from $513 (Islip to Québec) - Expedia.com ![](https://images.trvl-media.com/place/180017/19b9e567-9176-44a4-a8bf-84bc1aad6163.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/180017/19b9e567-9176-44a4-a8bf-84bc1aad6163.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $513 Cheap Flights from Islip (ISP) to Québec (YQB) [View $513 flight on Thu, May 28, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:ISP,to:YQB,departure:5/28/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:512.53&airProductToken=AQqQAQopCLmWARIDMjEwGMh8IMGTASjtl44DMMuYjgM4QkAAWAFqAkVScgNCSVAKMQjBggESBDI3ODMYwZMBIO9ZKLyZjgMwpZqOAzhOQAFYAWoETUFJTnIITlZBSFpTTjEKMAjBggESBDU2MzEY71kgmAwo2pqOAzDTm44DOE5AAVgBagRNQUlOcghOVkFIWlNOMRIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAE) ## Popular airlines from MacArthur Airport (ISP) to Quebec City Jean Lesage Intl. Airport (YQB) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:ISP,to:YQB,departure:3/11/2026TANYT&leg2=from:YQB,to:ISP,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:ISP,to:YQB,departure:3/11/2026TANYT&leg2=from:YQB,to:ISP,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.com/Flights-Search?leg1=from:ISP,to:YQB,departure:3/11/2026TANYT&leg2=from:YQB,to:ISP,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:ISP,to:YQB,departure:3/11/2026TANYT&leg2=from:YQB,to:ISP,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:ISP,to:YQB,departure:3/11/2026TANYT&leg2=from:YQB,to:ISP,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.com/Flights-Search?leg1=from:ISP,to:YQB,departure:3/11/2026TANYT&leg2=from:YQB,to:ISP,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.com/Flights-Search?leg1=from:ISP,to:YQB,departure:3/11/2026TANYT&leg2=from:YQB,to:ISP,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Islip to Québec (ISP-YQB) Prices were available within the past 7 days and start at $513 for one-way flights and $2,920 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $2,920 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2919.04&airProductToken=AQqWAQopCLmWARIDMjEwGMh8IMGTASit1I0DMIvVjQM4QkAAWAFqAkVScgNCSVAKNAjVggESBDIzOTQYwZMBIMSNASj_1Y0DMNfWjQM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKMwjVggESBDM1NzQYxI0BIJgMKMbXjQMwsNiNAzhZQAFYAWoGRUNPUkVGcghZTkEwQTFMVAqVAQozCNWCARIEMzcwMxiYDCDEjQEouPWNAzCg9o0DOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjMI1YIBEgMzNzUYxI0BIMGTASio940DMPT3jQM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKKQi5lgESAzIxMxjBkwEgyHwouvmNAzCa-o0DOEJAAVgBagJFUnIDQklQEgwIARABGAEqAlVBMgAYASIECAEQASgCKAMoBDAB) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $2,980 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:2979.04&airProductToken=AQqWAQopCLmWARIDMjEwGMh8IMGTASit1I0DMIvVjQM4QkAAWAFqAkVScgNCSVAKNAjVggESBDIzOTQYwZMBIMSNASj_1Y0DMNfWjQM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKMwjVggESBDM1NzQYxI0BIJgMKMbXjQMwsNiNAzhZQAFYAWoGRUNPUkVGcghZTkEwQTFMVAqWAQozCNWCARIEMzcwMxiYDCDEjQEouPWNAzCg9o0DOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjQI1YIBEgQxNjY5GMSNASDBkwEom_iNAzDo-I0DOFlAAVgBagZFQ09SRUZyCFlOQTBBMUxUCikIuZYBEgMyMTcYwZMBIMh8KJv7jQMw8fuNAzhTQAFYAWoCRVJyA1NJUBIMCAEQARgBKgJVQTIAGAEiBAgBEAEoAigDKAQwAQ) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, Mar 13 - Mon, Mar 16 ISP Islip YQB Québec City $3,040 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:3/13/2026TANYT&leg2=from:YQB,to:ISP,departure:3/16/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3039.03&airProductToken=AQqWAQopCLmWARIDMjEyGMh8IMGTASiHwocDMNzChwM4U0AAWAFqAkVScgNTSVAKNAjVggESBDExMzEYwZMBIMSNASj1w4cDMMnEhwM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKMwjVggESBDM2MjUYxI0BIJgMKJrHhwMwh8iHAzhZQAFYAWoGRUNPUkVGcghZTkEwQTFMVAqVAQozCNWCARIEMzcwMxiYDCDEjQEo-OGHAzDv4ocDOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjMI1YIBEgM1NzcYxI0BIMGTASjb5YcDMKTmhwM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKKQi5lgESAzIxNxjBkwEgyHwonueHAzD054cDOFNAAVgBagJFUnIDU0lQEgwIARABGAEqAlVBMgAYASIECAEQASgCKAMoBDAB) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 8 - Tue, May 12 ISP Islip YQB Québec City $3,156 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/8/2026TANYT&leg2=from:YQB,to:ISP,departure:5/12/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3155.77&airProductToken=AQqWAQopCLmWARIDMjEwGMh8IMGTASjttowDMMu3jAM4QkAAWAFqAkVScgNCSVAKNAjVggESBDEwNTMYwZMBIMSNASjUuowDMLG7jAM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKMwjVggESBDM2MjUYxI0BIJgMKJa9jAMwgb6MAzhZQAFYAWoGRUNPUkVGcghZTkEwQTFMVAqZAQo1CMGGARIEMzUyNBiYDCDEjQEomOOMAzCK5IwDOEJAAFgBaghMQVRJVFVERXIIQk5BMEExTFQKNQjVggESBDE1MzYYxI0BIMGTASi854wDMIjojAM4UUABWAFqB0VDT05PTVlyCFFEQTBKRkVOCikIuZYBEgMyMTcYwZMBIMh8KPvojAMw0emMAzhTQAFYAWoCRVJyA1NJUBIMCAEQARgBKgJVQTIAGAEiBAgBEAEoAigDKAQwAQ) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $3,183 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3182.77&airProductToken=AQqZAQopCLmWARIDMjEwGMh8IMGTASit1I0DMIvVjQM4QkAAWAFqAkVScgNCSVAKNQjVggESBDIzOTQYwZMBIMSNASj_1Y0DMNfWjQM4VUABWAFqB0VDT05PTVlyCFVGQTBKRkVOCjUIwYYBEgQ0NTM3GMSNASCYDCjG140DMLDYjQM4QkABWAFqCExBVElUVURFcghCTkEwQTFMVAqVAQozCNWCARIEMzcwMxiYDCDEjQEouPWNAzCg9o0DOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjMI1YIBEgMzNzUYxI0BIMGTASio940DMPT3jQM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKKQi5lgESAzIxMxjBkwEgyHwouvmNAzCa-o0DOEJAAVgBagJFUnIDQklQEgwIARABGAEqAlVBMgAYASIECAEQASgCKAMoBDAB) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $3,243 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3242.77&airProductToken=AQqZAQopCLmWARIDMjEwGMh8IMGTASit1I0DMIvVjQM4QkAAWAFqAkVScgNCSVAKNQjVggESBDIzOTQYwZMBIMSNASj_1Y0DMNfWjQM4VUABWAFqB0VDT05PTVlyCFVGQTBKRkVOCjUIwYYBEgQ0NTM3GMSNASCYDCjG140DMLDYjQM4QkABWAFqCExBVElUVURFcghCTkEwQTFMVAqVAQozCNWCARIEMzcwMxiYDCDEjQEouPWNAzCg9o0DOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjMI1YIBEgMzNzUYxI0BIMGTASio940DMPT3jQM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKKQi5lgESAzIxNxjBkwEgyHwom_uNAzDx-40DOFNAAVgBagJFUnIDU0lQEgwIARABGAEqAlVBMgAYASIECAEQASgCKAMoBDAB) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $3,452 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3451.77&airProductToken=AQqZAQopCLmWARIDMjEyGMh8IMGTASjH1Y0DMJzWjQM4QkAAWAFqAkVScgNCSVAKNQjVggESBDE2NDcYwZMBIMSNASiY2Y0DMPPZjQM4TUABWAFqB0VDT05PTVlyCE1EQTBPRkVOCjUIwYYBEgQzNTIzGMSNASCYDCjQ2o0DMMHbjQM4QkABWAFqCExBVElUVURFcghCTkEwQTFMVAqVAQozCNWCARIEMzcwMxiYDCDEjQEouPWNAzCg9o0DOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjMI1YIBEgMzNzUYxI0BIMGTASio940DMPT3jQM4WUABWAFqBkVDT1JFRnIIWU5BMEExTFQKKQi5lgESAzIxMxjBkwEgyHwouvmNAzCa-o0DOEJAAVgBagJFUnIDQklQEgwIARABGAEqAlVBMgAYASIECAEQASgCKAMoBDAB) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, Apr 24 - Mon, Apr 27 ISP Islip YQB Québec City $3,472 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:4/24/2026TANYT&leg2=from:YQB,to:ISP,departure:4/27/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3471.76&airProductToken=AQqZAQopCLmWARIDMjEyGMh8IMGTASjHmosDMJybiwM4U0AAWAFqAkVScgNTSVAKNQjVggESBDExNjUYwZMBIMSNASiFnosDMOKeiwM4TUABWAFqB0VDT05PTVlyCE1EQTBPRkVOCjUIwYYBEgQzNTIzGMSNASCYDCjWn4sDMMGgiwM4QkABWAFqCExBVElUVURFcghCTkEwQTFMVAqWAQozCNWCARIEMzcwMxiYDCDEjQEouLqLAzCqu4sDOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjQI1YIBEgQxMzU0GMSNASDBkwEo5r2LAzCyvosDOFlAAVgBagZFQ09SRUZyCFlOQTBBMUxUCikIuZYBEgMyMTcYwZMBIMh8KN6_iwMwtMCLAzhCQAFYAWoCRVJyA0JJUBIMCAEQARgBKgJVQTIAGAEiBAgBEAEoAigDKAQwAQ) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $3,512 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3511.76&airProductToken=AQqZAQopCLmWARIDMjEyGMh8IMGTASjH1Y0DMJzWjQM4QkAAWAFqAkVScgNCSVAKNQjVggESBDE2NDcYwZMBIMSNASiY2Y0DMPPZjQM4TUABWAFqB0VDT05PTVlyCE1EQTBPRkVOCjUIwYYBEgQzNTIzGMSNASCYDCjQ2o0DMMHbjQM4QkABWAFqCExBVElUVURFcghCTkEwQTFMVAqWAQozCNWCARIEMzcwMxiYDCDEjQEouPWNAzCg9o0DOFlAAFgBagZFQ09SRUZyCFlOQTBBMUxUCjQI1YIBEgQyNjMwGMSNASDBkwEo6vmNAzC2-o0DOFlAAVgBagZFQ09SRUZyCFlOQTBBMUxUCikIuZYBEgMyMTcYwZMBIMh8KJv7jQMw8fuNAzhTQAFYAWoCRVJyA1NJUBIMCAEQARgBKgJVQTIAGAEiBAgBEAEoAigDKAQwAQ) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $3,716 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3715.50&airProductToken=AQqZAQopCLmWARIDMjEwGMh8IMGTASit1I0DMIvVjQM4QkAAWAFqAkVScgNCSVAKNQjVggESBDIzOTQYwZMBIMSNASj_1Y0DMNfWjQM4VUABWAFqB0VDT05PTVlyCFVGQTBKRkVOCjUIwYYBEgQ0NTM3GMSNASCYDCjG140DMLDYjQM4QkABWAFqCExBVElUVURFcghCTkEwQTFMVAqZAQo1CMGGARIEMzUyNBiYDCDEjQEouPWNAzCg9o0DOEJAAFgBaghMQVRJVFVERXIIQk5BMEExTFQKNQjVggESBDE2NjkYxI0BIMGTASib-I0DMOj4jQM4TUABWAFqB0VDT05PTVlyCE1EQTBPRkVOCikIuZYBEgMyMTMYwZMBIMh8KLr5jQMwmvqNAzhCQAFYAWoCRVJyA0JJUBIMCAEQARgBKgJVQTIAGAEiBAgBEAEoAigDKAQwAQ) ![Cape Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/9k.gif) Fri, May 22 - Mon, May 25 ISP Islip YQB Québec City $3,776 Roundtrip found 4 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ISP,to:YQB,departure:5/22/2026TANYT&leg2=from:YQB,to:ISP,departure:5/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:3775.49&airProductToken=AQqZAQopCLmWARIDMjEwGMh8IMGTASit1I0DMIvVjQM4QkAAWAFqAkVScgNCSVAKNQjVggESBDIzOTQYwZMBIMSNASj_1Y0DMNfWjQM4VUABWAFqB0VDT05PTVlyCFVGQTBKRkVOCjUIwYYBEgQ0NTM3GMSNASCYDCjG140DMLDYjQM4QkABWAFqCExBVElUVURFcghCTkEwQTFMVAqZAQo1CMGGARIEMzUyNBiYDCDEjQEouPWNAzCg9o0DOEJAAFgBaghMQVRJVFVERXIIQk5BMEExTFQKNQjVggESBDE2NjkYxI0BIMGTASib-I0DMOj4jQM4TUABWAFqB0VDT05PTVlyCE1EQTBPRkVOCikIuZYBEgMyMTcYwZMBIMh8KJv7jQMw8fuNAzhTQAFYAWoCRVJyA1NJUBIMCAEQARgBKgJVQTIAGAEiBAgBEAEoAigDKAQwAQ) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## Frequently asked questions ### How much does a flight from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.) cost? ### What is the cheapest month to fly from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ### Which airlines fly direct from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ### How do I find cheap flights from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ### What is the best time to fly from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ### What is the earliest flight from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ### How long does it take to fly from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ### Can you fly business or first class from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ### How do I earn miles on a Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.) flight with Expedia? ### Is it cheaper to buy a plane ticket from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.) at the last minute? ### Is it cheaper to book a Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.) flight and hotel package? ### Can I cancel or change the date of my flight from Islip, NY (ISP-MacArthur) to Québec, QC (YQB-Jean Lesage Intl.)? ## Travel information | Origin airport | MacArthur | | ------------------- | ----------------- | | Destination airport | Jean Lesage Intl. | | Roundtrip price | $2,919 | | Distance | 423 mi | ## Book with confidence # Islip to Québec Flights The cheapest times to fly from Islip to Québec On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Islip to Québec are during the month of May. You can find some of the cheapest flights from Islip to Québec with Expedia's search tool and vast selection of airlines. The best time to book a flight from Islip to Québec Sunday is one of the best days to book for cheap flights from Islip to Québec: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. How to find cheap round-trip tickets from Islip to Québec Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Islip to Québec in 2026\. You can also book with separate airlines for your outbound and return journeys, from $513 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Islip to Québec flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Islip to Québec airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. \*Terms apply. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. 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