Cheap flights from O Brien, FL

View $77 flight on Fri, Dec 4, 2026

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    • Today's featured flight deals from O Brien

    Expedia compares millions of flights to find the best value deals for where you want to go.

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    Cheapest flights from O Brien

    Prices were available within the past 7 days and start at $77 for roundtrip flights, for the period specified. Prices and availability are subject to change.

    Roundtrip

    Select Allegiant Air flight, departing Fri, Dec 4 from Orlando to Knoxville, returning Mon, Dec 7, priced at $77 Found 6 hours ago

    Fri, Dec 4 - Mon, Dec 7 · SFB · TYS · Roundtrip

    Select Allegiant Air flight, departing Sun, Dec 6 from Orlando to Key West, returning Thu, Dec 10, priced at $78 Found 3 hours ago

    Sun, Dec 6 - Thu, Dec 10 · SFB · EYW · Roundtrip

    Select Allegiant Air flight, departing Sun, Dec 6 from Jacksonville to Knoxville, returning Thu, Dec 10, priced at $80 Found 7 hours ago

    Sun, Dec 6 - Thu, Dec 10 · JAX · TYS · Roundtrip

    Select Allegiant Air flight, departing Mon, Jan 4 from St. Petersburg to Knoxville, returning Thu, Jan 7, priced at $83 Found 10 hours ago

    Mon, Jan 4 - Thu, Jan 7 · PIE · TYS · Roundtrip

    Select Allegiant Air flight, departing Sun, Dec 13 from St. Petersburg to Key West, returning Thu, Dec 17, priced at $86 Found 5 hours ago

    Sun, Dec 13 - Thu, Dec 17 · PIE · EYW · Roundtrip

    Select Allegiant Air flight, departing Fri, Jan 8 from Orlando to Knoxville, returning Mon, Jan 11, priced at $88 Found 5 hours ago

    Fri, Jan 8 - Mon, Jan 11 · MCO · TYS · Roundtrip

    Select Breeze Airways flight, departing Sun, Dec 6 from Tampa to Fort Lauderdale, returning Thu, Dec 10, priced at $92 Just found

    Sun, Dec 6 - Thu, Dec 10 · TPA · FLL · Roundtrip

    Select Breeze Airways flight, departing Fri, Jan 22 from Jacksonville to New Haven, returning Mon, Jan 25, priced at $98 Found 11 hours ago

    Fri, Jan 22 - Mon, Jan 25 · JAX · HVN · Roundtrip

    Select Frontier Airlines flight, departing Tue, Feb 2 from Orlando to New York, returning Tue, Feb 9, priced at $99 Just found

    Tue, Feb 2 - Tue, Feb 9 · MCO · LGA · Roundtrip

    Select Allegiant Air flight, departing Fri, Feb 12 from Orlando to Newburgh, returning Sat, Feb 20, priced at $100 Found 14 hours ago

    Fri, Feb 12 - Sat, Feb 20 · SFB · SWF · Roundtrip

    Select Breeze Airways flight, departing Mon, Dec 14 from Jacksonville to Fort Lauderdale, returning Wed, Dec 16, priced at $102 Found 1 hour ago

    Mon, Dec 14 - Wed, Dec 16 · JAX · FLL · Roundtrip

    Select Breeze Airways flight, departing Fri, Dec 25 from Tampa to Key West, returning Tue, Dec 29, priced at $102 Found 5 hours ago

    Fri, Dec 25 - Tue, Dec 29 · TPA · EYW · Roundtrip

    Select Breeze Airways flight, departing Tue, Feb 2 from Tallahassee to Fort Lauderdale, returning Thu, Feb 11, priced at $102 Found 8 hours ago

    Tue, Feb 2 - Thu, Feb 11 · TLH · FLL · Roundtrip

    Select Breeze Airways flight, departing Fri, Dec 25 from Orlando to Key West, returning Tue, Dec 29, priced at $102 Just found

    Fri, Dec 25 - Tue, Dec 29 · MCO · EYW · Roundtrip

    Select Bargain Flight flight, departing Thu, Jan 28 from Orlando to Fort Lauderdale, returning Sat, Feb 6, priced at $102 Found 1 day ago

    Thu, Jan 28 - Sat, Feb 6 · MCO · FLL · Roundtrip

    Select Frontier Airlines flight, departing Tue, Dec 22 from Orlando to Miami, returning Wed, Dec 30, priced at $113 Found 10 hours ago

    Tue, Dec 22 - Wed, Dec 30 · MCO · MIA · Roundtrip

    Select Allegiant Air flight, departing Thu, Jan 28 from St. Petersburg to Newburgh, returning Sun, Jan 31, priced at $117 Just found

    Thu, Jan 28 - Sun, Jan 31 · PIE · SWF · Roundtrip

    Select Frontier Airlines flight, departing Tue, Feb 2 from Orlando to New York, returning Tue, Feb 9, priced at $118 Just found

    Tue, Feb 2 - Tue, Feb 9 · MCO · EWR · Roundtrip

    Select Breeze Airways flight, departing Fri, Jan 8 from Tampa to New Haven, returning Mon, Jan 11, priced at $120 Found 5 hours ago

    Fri, Jan 8 - Mon, Jan 11 · TPA · HVN · Roundtrip

    Select Frontier Airlines flight, departing Tue, Jan 19 from Tampa to Miami, returning Wed, Jan 20, priced at $122 Found 21 hours ago

    Tue, Jan 19 - Wed, Jan 20 · TPA · MIA · Roundtrip

    How to Find Cheap Flights from O Brien, FL

    How much is a flight from O Brien?

    This week, flights from O Brien are available between $77 – $122.

    How to find cheap flights from O Brien?

    Expedia makes it easy to compare cheap flights from O Brien to many destinations. Check out excellent deals on domestic and international flights from O Brien. 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 O Brien?

    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 O Brien 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 O Brien may be more expensive. Airlines with strict bag policies or fees can also impact your costs.

    What is the best airline to fly from O Brien?

    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 O Brien with: Allegiant Air, Breeze Airways, Frontier Airlines.

    What is the best month to fly from O Brien?

    One of the cheapest times to fly from O Brien airport(s) is December, 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 O Brien?

    Expedia is the place to find last-minute flights from O Brien, 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 O Brien 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 O Brien. 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. We recommend choosing flights with no change fees for the most flexibility. Filter by “Flexible change policies” to see flights with no change fees.

    Travel information

    Origin city nameOrlando
    Origin airportOrlando Intl. Airport
    Origin airport IATA codeMCO
    Airlines servingJetBlue Airways, American Airlines, Frontier Airlines, Delta, United, Southwest Airlines, Alaska Airlines, Air Canada, Aeromexico, Avianca, Breeze Airways, Lufthansa, British Airways, Copa, LATAM Airlines Group, Iberia, Brussels Airlines, Aer Lingus, TAP Portugal, KLM, Emirates, Finnair, Swiss International Air Lines, Air France, Icelandair, Sun Country Airlines, Azul, GOL Linhas Aereas S.A., Austrian Airlines, Japan Airlines, All Nippon Airways, Virgin Atlantic, Qatar Airways, Turkish Airlines, WestJet, Korean Air
    Popular airlineJetBlue Airways
    Roundtrip price$118

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