Title: $28 Cheap Flights to Bostonia, CA - Expedia.com ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $28 Cheap Flights to Bostonia, CA [View $28 flight on Fri, Apr 3, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:DEN,to:SAN,departure:4/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:27.98&airProductToken=AQowCi4IxnISBDQ5ODkYg2kgkmgojrWJAzCmtokDOEVAAFgBagRQQ18xcgdLMjFJWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) [Bostonia Travel Guide](https://expedia.com/Bostonia.dx177696)[Hotels in Bostonia](https://expedia.com/Bostonia-Hotels.d177696.Travel-Guide-Hotels)[Car Rentals in Bostonia](https://expedia.com/Car-Rentals-In-Bostonia.d177696.Car-Rental-Guide)[Bostonia Vacation Packages](https://expedia.com/Bostonia.d177696.Destination-Travel-Guides) ## Popular airlines - ![](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:CMH,to:Bostonia, California, United States of America,departure:3/22/2026TANYT&leg2=from:Bostonia, California, United States of America,to:CMH,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](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:CMH,to:Bostonia, California, United States of America,departure:3/22/2026TANYT&leg2=from:Bostonia, California, United States of America,to:CMH,departure:3/29/2026TANYT&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:CMH,to:Bostonia, California, United States of America,departure:3/22/2026TANYT&leg2=from:Bostonia, California, United States of America,to:CMH,departure:3/29/2026TANYT&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_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Bostonia, California, United States of America,departure:3/22/2026TANYT&leg2=from:Bostonia, California, United States of America,to:CMH,departure:3/29/2026TANYT&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_WN.svg) Southwest Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Bostonia, California, United States of America,departure:3/22/2026TANYT&leg2=from:Bostonia, California, United States of America,to:CMH,departure:3/29/2026TANYT&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_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Bostonia, California, United States of America,departure:3/22/2026TANYT&leg2=from:Bostonia, California, United States of America,to:CMH,departure:3/29/2026TANYT&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:CMH,to:Bostonia, California, United States of America,departure:3/22/2026TANYT&leg2=from:Bostonia, California, United States of America,to:CMH,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) ## How much is the cheapest flight to Bostonia? Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Bargain Flight](//images.trvl-media.com/media/content/expus/graphics/ebf-graphic.png) Fri, May 8 - Mon, May 11 SEA Seattle SAN San Diego $99 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SEA,to:SAN,departure:5/8/2026TANYT&leg2=from:SAN,to:SEA,departure:5/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:98.48) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Sat, May 2 - Tue, May 5 SEA Seattle SAN San Diego $99 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SEA,to:SAN,departure:5/2/2026TANYT&leg2=from:SAN,to:SEA,departure:5/5/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:98.80&airProductToken=AQovCi0I15wBEgMxOTYYkgEgkmgox_aLAzDx94sDOFZAAFgBagNXR0FyB1ZMTldIMkYKLwotCNecARIDOTQ5GJJoIJIBKIiajAMwvJuMAzhWQABYAWoDV0dBcgdWTE5XSDJGEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, May 2 - Tue, May 5 SEA Seattle SAN San Diego $99 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SEA,to:SAN,departure:5/2/2026TANYT&leg2=from:SAN,to:SEA,departure:5/5/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:98.80&airProductToken=AQo3CjUIxJgBEgQyNjcyGJIBIJJoKLv6iwMw6fuLAzhFQABYAWoJTUFJTkJBU0lDcghWRldTQTBCRAo3CjUIxJgBEgQyNTA4GJJoIJIBKMCYjAMw_pmMAzhFQABYAWoJTUFJTkJBU0lDcghWRldTQTBCRBIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Tue, Apr 14 - Mon, Apr 20 PAE Seattle SAN San Diego $157 Roundtrip found 7 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PAE,to:SAN,departure:4/14/2026TANYT&leg2=from:SAN,to:PAE,departure:4/20/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:156.40&airProductToken=AQpnCjEIwaYBEgMzODAYjyAgi5ABKNiqigMw8KuKAzhYQABYAWoFU0FWRVJyCEdIMk9BSkJOCjIIwaYBEgQyMjczGIuQASCSaCiVr4oDMOOvigM4WEABWAFqBVNBVkVScghHSDJPQUpCTgpnCjIIwaYBEgQyMDc2GJJoIIuQASiY9IoDMPD0igM4WEAAWAFqBVNBVkVScghHSDJPQUpCTgoxCMGmARIDNTMyGIuQASCPICjo-IoDMJL6igM4WEABWAFqBVNBVkVScghHSDJPQUpCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMA0) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, May 2 - Tue, May 5 SEA Seattle CLD Carlsbad $159 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SEA,to:CLD,departure:5/2/2026TANYT&leg2=from:CLD,to:SEA,departure:5/5/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:158.39&airProductToken=AQpoCjIIwYIBEgQ0MTQ5GJIBIO-5ASjD9osDMPn3iwM4QkAAWAFqBUJBU0lDcghPVkFIWlNCVgoyCMGCARIENDAyMRjvuQEg4hooyfmLAzCY-osDOEJAAVgBagVCQVNJQ3IIT1ZBSFpTQlYKaAoyCMGCARIENDAyMhjiGiDvuQEokZaMAzDklowDOEJAAFgBagVCQVNJQ3IIT1ZBSFpTQlYKMgjBggESBDI0NDgY77kBIJIBKISYjAMwxpmMAzhCQAFYAWoFQkFTSUNyCE9WQUhaU0JWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ## Alternative airports near Bostonia Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:SAN,departure:3/22/2026TANYT&leg2=from:SAN,to:CMH,departure:3/25/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SAN San Diego Intl. Cheapest 22 min [Flights from $433 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:SAN,departure:3/22/2026TANYT&leg2=from:SAN,to:CMH,departure:3/25/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:TIJ,departure:3/22/2026TANYT&leg2=from:TIJ,to:CMH,departure:4/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) TIJ General Abelardo L. Rodriguez Intl. 35 min [Flights from $435 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:TIJ,departure:3/22/2026TANYT&leg2=from:TIJ,to:CMH,departure:4/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:CLD,departure:3/22/2026TANYT&leg2=from:CLD,to:CMH,departure:3/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) CLD McClellan-Palomar 41 min [Flights from $449 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:CLD,departure:3/22/2026TANYT&leg2=from:CLD,to:CMH,departure:3/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ![](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 ### What month is the cheapest to fly to Bostonia? ### Which US cities have the cheapest flights to Bostonia? ### Which US cities fly direct to Bostonia? > - San Francisco > - Las Vegas > - San Jose > - Denver > - Phoenix ### How to find a cheap flight to Bostonia? ### How to get a cheap last-minute flight to Bostonia? ### How far in advance should I book a flight to Bostonia? ### Which day of the week is the cheapest day to buy a plane ticket to Bostonia? ### Which airlines fly to Bostonia? > - Alaska Airlines > - American Airlines > - United Airlines > - Delta Air Lines ### Where do you fly into Bostonia? ### How far is the airport from central Bostonia? ### Can I save money by booking a Bostonia trip package? ### Can I change or cancel my flight to Bostonia? \*Flight schedules are subject to change. ## Book with confidence # Tips to find the cheapest flights to Bostonia **The cheapest day to fly** Get started finding a cheap flight to Bostonia on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you. **The cheapest month to fly** May is the cheapest month to fly to Bostonia. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Bostonia. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute. **The most affordable time to book a flight** Typically, a Sunday can be the cheapest time to book a flight to Bostonia, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation. **The cheapest round-trip tickets to Bostonia** The lowest price for round-trip flights to Bostonia in 2026 starts from from $56, while one-way tickets start from from $28\. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Bostonia. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Bostonia** Southwest Airlines, Alaska Airlines, Delta, American Airlines, Frontier Airlines are just some of the airlines that can typically offer cheap tickets to Bostonia. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Bostonia and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Bostonia, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Bostonia. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia. **Save with a package** With Expedia's amazing [package deals](https://www.expedia.com/package-deals), you could save hundreds of dollars by booking your Bostonia plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving. **Date flexibility for the cheapest flights to Bostonia** If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Bostonia. **Stopover savings** The cheapest tickets to Bostonia are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Bostonia. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved. **Get Expedia's Price Drop Protection** Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference\*. This gives you peace of mind that you're getting one of the cheapest flights to Bostonia for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members. \*Terms apply. **Use our Price Tracking feature** Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Bostonia. Simply download the free Expedia app to your smart device and activate Bostonia flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices. **Book with Expedia** As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Bostonia. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. ## Travel information | Destination airport | San Diego Intl. | | ----------------------------- | --------------- | | Destination airport IATA code | SAN | | Destination city name | San Diego | | Roundtrip price | $56 | ## Trending flights to Bostonia Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Fri, Apr 3 - Mon, Apr 6 DEN Denver SAN San Diego $56 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DEN,to:SAN,departure:4/3/2026TANYT&leg2=from:SAN,to:DEN,departure:4/6/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQowCi4IxnISBDQ5ODkYg2kgkmgojrWJAzCmtokDOEVAAFgBagRQQ18xcgdLMjFJWFMyCjAKLgjGchIENDk5MBiSaCCDaSjs1okDMIXYiQM4RUAAWAFqBFBDXzFyB0syMU5YUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - [San Diego County Hotels ](https://www.expedia.com/Destinations-In-San-Diego-County.d178304.Hotel-Destinations) - [Hotels near Boomers El Cajon ](https://www.expedia.com/Boomers-El-Cajon-Hotels.0-l6128451-0.Travel-Guide-Filter-Hotels) - 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