Title: $46 Cheap flights from Letha, ID - Expedia.com ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $46 Cheap flights from Letha, ID [View $46 flight on Tue, Apr 21, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:BOI,to:LAS,departure:4/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:45.50&airProductToken=AQowCi4IwaYBEgMyMjkYwUMgi5ABKMD4igMwvfmKAzhYQABYAWoCU1ZyCEdIMk9YVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travelers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only [Letha Travel Guide](https://expedia.com/Letha.dx3000345788)[Hotels in Letha](https://expedia.com/Letha-Hotels.d3000345788.Travel-Guide-Hotels)[Car Rentals in Letha](https://expedia.com/Car-Rentals-In-Letha.d3000345788.Car-Rental-Guide)[Letha Vacation Packages](https://expedia.com/Letha.d3000345788.Destination-Travel-Guides) ## Popular airlines from Letha - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AM.svg) Aeromexico ## Today's featured flight deals from Letha Nonstop Carry-on included Lower price than typical - Boise (BOI)Phoenix (PHX) Sat, Mar 21 Sat, Mar 28 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 7-day trip found 12 hours ago 45% less than typical $278 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:PHX,departure:3/21/2026TANYT&leg2=from:PHX,to:BOI,departure:3/28/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-5268c41cfdc34ae2aed092ab691762f4-1471-1-st-v5-sos-5268c41cfdc34ae2aed092ab691762f4-1349-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAcnbyFyqAQcKA0JPSRABsgEHCgNQSFgQAQ~AQo0CjIIwYIBEgQ2MjgwGMFDIO-5ASiwoYgDML2iiAM4QkAAWAFqBUJBU0lDcghOVkFLVVNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs.AQphCi8I15wBEgQ0NzIxGO-5ASCDaSiK8ogDMPPyiAM4R0AAWAFqA1dHQXIHR0RBVkgyRQouCNecARIEMTIwMhiDaSDBQyir9ogDMJ73iAM4R0ABWAFqA1dHQXIHR0RBVkgyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE&medianPrice=644.00&displayPrice=277.20&src=dflp) - Boise (BOI)Phoenix (PHX) Sun, Mar 29 Sun, Apr 5 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 7-day trip found 13 hours ago 50% less than typical $197 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:PHX,departure:3/29/2026TANYT&leg2=from:PHX,to:BOI,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-c53512dcf55649a99e0f588fac6b85f4-1206-1-st-v5-sos-c53512dcf55649a99e0f588fac6b85f4-1209-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAYa1yFyqAQcKA0JPSRAAsgEHCgNQSFgQAQ~AQo0CjIIwYIBEgQ2MjgwGMFDIO-5ASiB-4gDMI78iAM4QkAAWAFqBUJBU0lDcghRVkFLWlNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs.AQoxCi8I15wBEgQyNDEwGO-5ASDBQyiezIkDMJvNiQM4QUAAWAFqA1dHQXIHQUxOVkgyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE&medianPrice=520.00&displayPrice=196.79&src=dflp) - Boise (BOI)Phoenix (PHX) Thu, Mar 5 Fri, Mar 13 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 8-day trip found 11 hours ago 25% less than typical $303 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:PHX,departure:3/5/2026TANYT&leg2=from:PHX,to:BOI,departure:3/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-b2a33e6712f8458787c94fcecd5cc5c1-2111-1-st-v5-sos-b2a33e6712f8458787c94fcecd5cc5c1-2082-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAe2DyVyqAQcKA0JPSRAAsgEHCgNQSFgQAA~AQoxCi8I15wBEgQyODY1GMFDIO-5ASip54YDMKvohgM4UEAAWAFqA1dHQXIHUExON1cyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQo0CjIIwYIBEgQ0OTM1GO-5ASDBQyjiwocDMPjDhwM4QkAAWAFqBUJBU0lDcghOVUFLWk5CWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs&medianPrice=533.00&displayPrice=302.79&src=dflp) - Boise (BOI)Las Vegas (LAS) Mon, Mar 23 Sat, Mar 28 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 5-day trip found 18 hours ago 65% less than typical $147 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:LAS,departure:3/23/2026TANYT&leg2=from:LAS,to:BOI,departure:3/28/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-215c2f6d0f3544a8b1db9a6db9a4ffc1-1281-1-st-v5-sos-215c2f6d0f3544a8b1db9a6db9a4ffc1-1146-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAdC0x1yqAQcKA0JPSRAAsgEHCgNMQVMQAg~AQoxCi8I15wBEgQxNzYwGMFDIIuQASjQsYgDML6yiAM4REAAWAFqA1dHQXIHRFBOVkgyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQpvCjYIxJgBEgQxNjIyGIuQASDyEiiw7IgDMIjtiAM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0gzQkMKNQjEmAESBDM1MDgY8hIgwUMoyO6IAzCW74gDOEVAAVgBaglNQUlOQkFTSUNyCFZBVlNIM0JDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ&medianPrice=580.00&displayPrice=146.60&src=dflp) - Boise (BOI)Las Vegas (LAS) Sat, Mar 28 Tue, Mar 31 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 4 hours ago 65% less than typical $127 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:LAS,departure:3/28/2026TANYT&leg2=from:LAS,to:BOI,departure:3/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-5742be05c7364200a302c2f470d6cb02-1942-1-st-v5-sos-5742be05c7364200a302c2f470d6cb02-1879-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAb26ylyQAQCQASSqAQcKA0JPSRAAsgEHCgNMQVMQAA~AQoxCi8I15wBEgQxNzYwGMFDIIuQASjw6YgDMN7qiAM4VkAAWAFqA1dHQXIHVkROVkgyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQpvCjYIxJgBEgQyODQ0GIuQASCSASiMjIkDMLKNiQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0gzQkMKNQjEmAESBDQxMjcYkgEgwUMon46JAzD5jokDOEVAAVgBaglNQUlOQkFTSUNyCFZBVlNIM0JDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ&medianPrice=477.00&displayPrice=126.60&src=dflp) - Boise (BOI)Las Vegas (LAS) Tue, Mar 31 Fri, Apr 3 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 2 hours ago 65% less than typical $137 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:LAS,departure:3/31/2026TANYT&leg2=from:LAS,to:BOI,departure:4/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-b58e5571a30e41c691fa03225964fbc0-632-1~8.S.1~AQoGCAEQmKwSEgcI1AQQARgBKAJYAnAAegNiZnOIAbj6ylyqAQcKA0JPSRAAsgEHCgNMQVMQAA~AQoxCi8I15wBEgQxMjg5GMFDIIuQASi8i4kDMKqMiQM4VkAAWAFqA1dHQXIHVkROVkgyRQowCi4I15wBEgM1NjEYi5ABIMFDKMSyiQMwsrOJAzhEQABYAWoDV0dBcgdEUE5WSDJFEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ&medianPrice=517.00&displayPrice=136.80&src=dflp) - Boise (BOI)Seattle (SEA) Tue, Mar 17 Fri, Mar 20 ![Delta](https://a.travel-assets.com/air/airlines/dl_sq.svg)Delta • Nonstop --- 3-day trip found 4 hours ago 20% less than typical $228 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:SEA,departure:3/17/2026TANYT&leg2=from:SEA,to:BOI,departure:3/20/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-ee90d7ed1b8b477e8c3d9f0126367e9c-1483-1-st-v5-sos-ee90d7ed1b8b477e8c3d9f0126367e9c-1462-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAYa8ylyqAQcKA0JPSRAAsgEHCgNTRUEQAA~AQo3CjUIxJgBEgQzNzc1GMFDIJIBKIjuhwMw9O6HAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTBCRBIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE.AQowCi4IwaYBEgQxNDM5GJIBIMFDKM2XiAMwpJiIAzhYQABYAWoCU1ZyCFZINE9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ&medianPrice=364.00&displayPrice=227.80&src=dflp) - Boise (BOI)Seattle (SEA) Tue, Mar 17 Fri, Mar 20 ![Delta](https://a.travel-assets.com/air/airlines/dl_sq.svg)Delta • Nonstop --- 3-day trip found 6 hours ago 20% less than typical $228 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:SEA,departure:3/17/2026TANYT&leg2=from:SEA,to:BOI,departure:3/20/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-20d682ac333c4acf8b733bdd1bdb5463-1550-1-st-v5-sos-20d682ac333c4acf8b733bdd1bdb5463-1462-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAbj9yVyQAQGQAQGqAQcKA0JPSRAAsgEHCgNTRUEQAQ~AQo3CjUIxJgBEgQzNjg4GMFDIJIBKLr0hwMwpvWHAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTBCRBIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE.AQowCi4IwaYBEgQxNDM5GJIBIMFDKM2XiAMwpJiIAzhYQABYAWoCU1ZyCFZINE9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ&medianPrice=364.00&displayPrice=227.80&src=dflp) - Boise (BOI)Seattle (SEA) Fri, Mar 20 Mon, Mar 23 ![Alaska Airlines](https://a.travel-assets.com/air/airlines/as_sq.svg)Alaska Airlines • Nonstop --- 3-day trip found 16 hours ago 50% less than typical $192 [](https://www.expedia.com/Flights-Search?leg1=from:BOI,to:SEA,departure:3/20/2026TANYT&leg2=from:SEA,to:BOI,departure:3/23/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-5ce9f54c911b42c3a64fd26dfb10c942-502-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBm-XHXKoBBwoDQk9JEACyAQcKA1NFQRAA~AQovCi0IwaYBEgMzNDUYwUMgkgEo8I-IAzDXkIgDOFhAAFgBagJTVnIIR0gyRUFWQk4KXwotCMGmARIDMTE1GJIBIIYxKMu5iAMwkrqIAzhYQABYAWoCU1ZyCFFIMkVBVkJOCi4IwaYBEgQyMDE1GIYxIMFDKMC9iAMwhL6IAzhYQAFYAWoCU1ZyCE9IMkVYVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ&medianPrice=486.00&displayPrice=191.59&src=dflp) ## Cheapest flights from Letha These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Fri, May 1 - Sat, May 2 BOI Boise SEA Seattle $79 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:SEA,departure:5/1/2026TANYT&leg2=from:SEA,to:BOI,departure:5/2/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:78.80&airProductToken=AQo3CjUIxJgBEgQzNjg4GMFDIJIBKKDviwMwkPCLAzhFQABYAWoJTUFJTkJBU0lDcghWRlZTQTBCRAo3CjUIxJgBEgQzNzUwGJIBIMFDKNz0iwMwwfWLAzhFQABYAWoJTUFJTkJBU0lDcghWRlZTQTBCRBIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, May 15 - Sat, May 16 BOI Boise SEA Seattle $79 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:SEA,departure:5/15/2026TANYT&leg2=from:SEA,to:BOI,departure:5/16/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:78.80&airProductToken=AQovCi0IwaYBEgM1MDYYwUMgkgEo24qNAzC_i40DOFhAAFgBagJTVnIIR0gyRUFWQk4KMAouCMGmARIEMzQ5MxiSASDBQyjVk40DMLaUjQM4WEAAWAFqAlNWcghHSDJFQVZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Thu, Apr 2 - Thu, Apr 9 BOI Boise DEN Denver $84 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:DEN,departure:4/2/2026TANYT&leg2=from:DEN,to:BOI,departure:4/9/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:83.96&airProductToken=AQowCi4IxnISBDM5MzQYwUMgg2ko-6SJAzD2pYkDOEVAAFgBagRQQ18xcgdaMDdRWFM5CjAKLgjGchIEMzkzMxiDaSDBQyiu8okDMKTziQM4RUAAWAFqBFBDXzFyB1owN1FYUzkSDAgBEAEYASoCRjkyABgBIgQIARABKAIoAzAN) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Tue, Apr 21 - Thu, Apr 23 BOI Boise LAS Las Vegas $98 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:LAS,departure:4/21/2026TANYT&leg2=from:LAS,to:BOI,departure:4/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:98.00&airProductToken=AQowCi4IwaYBEgMyMjkYwUMgi5ABKMD4igMwvfmKAzhYQABYAWoCU1ZyCEdIMk9YVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Tue, Apr 7 - Fri, Apr 10 BOI Boise LAS Las Vegas $105 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:LAS,departure:4/7/2026TANYT&leg2=from:LAS,to:BOI,departure:4/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:105.00&airProductToken=AQoxCi8I15wBEgQxNTg1GMFDIIuQASiw2okDMJnbiQM4VkAAWAFqA1dHQXIHVlhOVkgyTAoxCi8I15wBEgQzMzYwGIuQASDBQyiMhIoDMPWEigM4VkAAWAFqA1dHQXIHVlhOVkgyTBIKCAIQARgCKgJXThgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Mar 21 - Sat, Mar 28 BOI Boise PDX Portland $117 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:PDX,departure:3/21/2026TANYT&leg2=from:PDX,to:BOI,departure:3/28/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:116.80&airProductToken=AQoxCi8IwaYBEgQyMDcxGMFDIO-4ASjMnIgDMJ6diAM4WEAAWAFqAlNWcghPSDJFWFVCTgoxCi8IwaYBEgQyNDMwGO-4ASDBQyjo6ogDMLPriAM4WEAAWAFqAlNWcghPSDJFWFVCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Bargain Flight](//images.trvl-media.com/media/content/expus/graphics/ebf-graphic.png) Sat, May 9 - Tue, May 12 BOI Boise SAN San Diego $119 Roundtrip found 12 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:SAN,departure:5/9/2026TANYT&leg2=from:SAN,to:BOI,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:118.17) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, May 12 - Tue, May 19 BOI Boise LAX Los Angeles $137 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:LAX,departure:5/12/2026TANYT&leg2=from:LAX,to:BOI,departure:5/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:136.80&airProductToken=AQo4CjYIxJgBEgQzNjczGMFDIIu4ASjD6IwDMMzpjAM4RUAAWAFqCU1BSU5CQVNJQ3IIVkZWU0gzQkMKOAo2CMSYARIENDE0OBiLuAEgwUMo77mNAzDquo0DOEVAAFgBaglNQUlOQkFTSUNyCFZGVlNIM0JDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, May 12 - Tue, May 19 BOI Boise LAX Los Angeles $137 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:LAX,departure:5/12/2026TANYT&leg2=from:LAX,to:BOI,departure:5/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:136.80&airProductToken=AQo5CjcI1YIBEgQ0NzMwGMFDIIu4ASiK5YwDMJfmjAM4TkAAWAFqCjFfYmFzaWNlY29yCEdGSzJBUUJTCjkKNwjVggESBDUzNjMYi7gBIMFDKLW5jQMwwLqNAzhOQABYAWoKMV9iYXNpY2Vjb3IIR0ZLMkFRQlMSCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Apr 21 - Wed, Apr 22 BOI Boise PHX Phoenix $139 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:BOI,to:PHX,departure:4/21/2026TANYT&leg2=from:PHX,to:BOI,departure:4/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:138.40&airProductToken=AQpvCjUIxJgBEgQyMDk1GMFDIPISKIz7igMw1fuKAzhFQABYAWoJTUFJTkJBU0lDcghWQVZXQzJCQwo2CMSYARIEMTQ1MRjyEiDvuQEorP2KAzCS_ooDOEVAAVgBaglNQUlOQkFTSUNyCFZBVldDMkJDCm8KNgjEmAESBDI0NDkY77kBIJIBKJqIiwMw3YmLAzhFQABYAWoJTUFJTkJBU0lDcghWQVZXQzJCQwo1CMSYARIENDA5MBiSASDBQyj4iosDMNmLiwM4RUABWAFqCU1BSU5CQVNJQ3IIVkFWV0MyQkMSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![](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_) ## How to Find Cheap Flights from Letha, ID #### How much is a flight from Letha? This week, flights from Letha are available between $79 – $139\. #### How to find cheap flights from Letha? Expedia makes it easy to compare cheap flights from Letha to many destinations. Check out excellent deals on domestic and international flights from Letha. Once you select an offer, use our filters and sort by “Price (Lowest)” to see some of the cheapest and suitable options. #### How can I get the best deal on flights from Letha? On Expedia, you have some of best airline ticket deals at your fingertips. Whether it’s a beach escape with your partner, a family vacation with your kids, or business trip with colleagues, these low airline ticket prices mean more savings for you. An excellent strategy for finding some of the best deals on flights from Letha is to be flexible with your dates. Within each offer, you can compare prices for similar timeframes using our “Show flexible dates” feature. Depending on your destination, direct flights from Letha may be more expensive. Airlines with strict bag policies or fees can also impact your costs. #### What is the best airline to fly from Letha? At Expedia, we give you all the available options from our reputable partners. Select the airline that best suits your preferences and membership loyalties. You can fly from Letha with: Alaska Airlines, Southwest Airlines, Frontier Airlines, Delta, American Airlines, United. #### What is the best month to fly from Letha? One of the cheapest times to fly from Letha airport(s) is May, based on the current list of flights available now. Prices on plane tickets vary considerably throughout the year due to availability and seasonal demand. #### Are there any last-minute flights from Letha? Expedia is the place to find last-minute flights from Letha, making it easy for you to compare prices on flights in the near future for different combinations of travel dates and from multiple airlines. We source some of the best deals for you and display some of the best offers available over the next 2 weeks. #### Why book your ticket with Expedia? Booking flights from Letha with Expedia is the obvious choice to get low prices, save money, and see more value from every dollar spent. We show you some of the best deals happening right now and provide a vast inventory of airlines and flight routes to choose from, so you can find some of the cheapest flights from Letha. You can customize your journey to your timeline, route preferences, budget, rewards programs, and more. #### Can I change/cancel my flight? Some flights can be changed or canceled, but fees and refunds will depend on the unique terms of your flight agreement. Airlines have different rules and restrictions for exchanging or refunding flights. For more information, go to your itinerary or visit our [customer service portal](https://www.expedia.com/service/). We recommend choosing flights with no change fees for the most flexibility. Filter by “Flexible change policies” to see flights with no change fees. \*Data specialists from both ARC and Expedia Group analysed ARC's global flight data to distil actionable information to help people save money on travel. While it's impossible to guarantee when to find the lowest prices, after examining the variables, we were able to observe trends. Analysis based on ARC, round-trip flight data between 1 October 2017 - 30 September 2018 for Economy and Premium cabin ATPs on a global basis. ## Travel information ## Flights from Letha: Essential Travel Information | Cheapest flight from Letha | $79 (roundtrip) | | -------------------------------- | ---------------------------------------------------------------------------------------- | | Best airlines to fly from Letha | Alaska Airlines, Southwest Airlines, Frontier Airlines, Delta, American Airlines, United | | Cheapest month to fly from Letha | May | | Letha IATA code | BOI | | Letha Country/State | Idaho | | Airline ticket deals from Letha | $79 - $139 | \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - [Hotels near Babby Farms ](https://www.expedia.com/Babby-Farms-Hotels.0-l553248621565360741-0.Travel-Guide-Filter-Hotels) - [Hotels near Payette River ](https://www.expedia.com/Payette-River-Hotels.0-l683386105105293312-0.Travel-Guide-Filter-Hotels) - 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