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419 € Cheap Flights from San Diego International to Liberia

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      Travellers and cabin class, 1 Adult, Economy

      Compare San Diego International to Liberia flight deals

      Find the cheapest month or even day of the year to fly to Liberia

      Book the best Liberia fare with no extra fees

      Flight deals from San Diego International to Liberia

      Looking for a cheap last-minute deal or the best return flight from San Diego International Airport to Liberia Airport? If you want to travel next month, return fares start from 419 €. Find the lowest prices on one-way and return tickets right here.
      Liberia.419 € per passenger.Departing Sat, 24 Oct, returning Thu, 29 Oct.Return flight with Frontier Airlines and WestJet.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Sat, 24 Oct, arriving in Liberia.Inbound indirect flight with WestJet, departs from Liberia on Thu, 29 Oct, arriving in San Diego International.Price includes taxes and charges.From 419 €, select.
      Liberia.434 € per passenger.Departing Thu, 29 Oct, returning Mon, 2 Nov.Return flight with Frontier Airlines and WestJet.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Thu, 29 Oct, arriving in Liberia.Inbound indirect flight with WestJet, departs from Liberia on Mon, 2 Nov, arriving in San Diego International.Price includes taxes and charges.From 434 €, select.
      Liberia.466 € per passenger.Departing Thu, 7 Jan, returning Sun, 17 Jan.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Thu, 7 Jan, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Sun, 17 Jan, arriving in San Diego International.Price includes taxes and charges.From 466 €, select.
      Liberia.466 € per passenger.Departing Tue, 8 Dec, returning Mon, 14 Dec.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Tue, 8 Dec, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Mon, 14 Dec, arriving in San Diego International.Price includes taxes and charges.From 466 €, select.
      Liberia.470 € per passenger.Departing Sat, 14 Nov, returning Sat, 21 Nov.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Sat, 14 Nov, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Sat, 21 Nov, arriving in San Diego International.Price includes taxes and charges.From 470 €, select.
      Liberia.471 € per passenger.Departing Tue, 29 Dec, returning Tue, 9 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Tue, 29 Dec, arriving in Liberia.Inbound indirect flight with Delta, departs from Liberia on Tue, 9 Feb, arriving in San Diego International.Price includes taxes and charges.From 471 €, select.
      Liberia.472 € per passenger.Departing Thu, 25 Feb, returning Sat, 6 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Diego International on Thu, 25 Feb, arriving in Liberia.Inbound indirect flight with Southwest Airlines, departs from Liberia on Sat, 6 Mar, arriving in San Diego International.Price includes taxes and charges.From 472 €, select.
      Liberia.474 € per passenger.Departing Thu, 26 Nov, returning Thu, 3 Dec.Return flight with Frontier Airlines and WestJet.Outbound indirect flight with Frontier Airlines, departs from San Diego International on Thu, 26 Nov, arriving in Liberia.Inbound indirect flight with WestJet, departs from Liberia on Thu, 3 Dec, arriving in San Diego International.Price includes taxes and charges.From 474 €, select.
      Liberia.500 € per passenger.Departing Wed, 20 Jan, returning Tue, 9 Feb.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Wed, 20 Jan, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Tue, 9 Feb, arriving in San Diego International.Price includes taxes and charges.From 500 €, select.
      Liberia.585 € per passenger.Departing Wed, 10 Feb, returning Wed, 17 Feb.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Wed, 10 Feb, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Wed, 17 Feb, arriving in San Diego International.Price includes taxes and charges.From 585 €, select.
      Liberia.591 € per passenger.Departing Thu, 15 Apr, returning Tue, 20 Apr.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Thu, 15 Apr, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Tue, 20 Apr, arriving in San Diego International.Price includes taxes and charges.From 591 €, select.
      Liberia.623 € per passenger.Departing Tue, 23 Mar, returning Wed, 31 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from San Diego International on Tue, 23 Mar, arriving in Liberia.Inbound indirect flight with Delta, departs from Liberia on Wed, 31 Mar, arriving in San Diego International.Price includes taxes and charges.From 623 €, select.
      Liberia.647 € per passenger.Departing Tue, 29 Sep, returning Sun, 4 Oct.Return flight with Alaska Airlines and WestJet.Outbound indirect flight with Alaska Airlines, departs from San Diego International on Tue, 29 Sep, arriving in Liberia.Inbound indirect flight with WestJet, departs from Liberia on Sun, 4 Oct, arriving in San Diego International.Price includes taxes and charges.From 647 €, select.
      Liberia.679 € per passenger.Departing Tue, 15 Sep, returning Wed, 23 Sep.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Tue, 15 Sep, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Wed, 23 Sep, arriving in San Diego International.Price includes taxes and charges.From 679 €, select.
      Liberia.682 € per passenger.Departing Sun, 30 May, returning Mon, 7 Jun.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Sun, 30 May, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Mon, 7 Jun, arriving in San Diego International.Price includes taxes and charges.From 682 €, select.
      Liberia.771 € per passenger.Departing Fri, 25 Dec, returning Tue, 12 Jan.Return flight with United.Outbound indirect flight with United, departs from San Diego International on Fri, 25 Dec, arriving in Liberia.Inbound indirect flight with United, departs from Liberia on Tue, 12 Jan, arriving in San Diego International.Price includes taxes and charges.From 771 €, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from San Diego International to Liberia found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from San Diego International to Liberia

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to Liberia flights are currently cheapest in October.
      Sep
      from 679 €
      Oct
      from 419 €
      Nov
      from 470 €
      Dec
      from 466 €
      Jan
      from 466 €
      Feb
      from 585 €
      Mar
      from 623 €
      Apr
      from 591 €
      May
      Find prices
      Jun
      Find prices
      Jul
      Find prices
      Aug
      Find prices

      San Diego International to Liberia: Alternative routes

      Compare routes from San Diego International to Liberia below. You may find an airport to fly into that's cheaper, faster, or easier than Liberia.

      Liberia

      13km from central Liberia
      ClosestCheapest
      from 419 €
      Search flights

      Tamarindo

      54km from central Liberia
      from 1.196 €
      Search flights

      Nosara Beach

      76km from central Liberia
      from 872 €
      Search flights

      San Diego to Liberia: Flight information

      The things to know before you go.
      Cheapest flight found419 €
      Cheapest month to flyOctober

      Finding cheap flights from San Diego International to Liberia: Frequently asked questions

      The best price we found for a return flight from San Diego International to Liberia is 419 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from San Diego International to Liberia. But we found flights with one or more stops from 419 €.
      As of September 2026, there are no flights flying from San Diego International to Liberia.
      The cheapest month to fly from San Diego International to Liberia is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to Liberia Airport on Saturday, 24 October 2026.
      No airlines currently offer direct flights between San Diego International Airport and Liberia Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Liberia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Liberia is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines offers the cheapest flight tickets to Liberia.

      Travelling from San Diego International Airport (SAN) to Liberia Airport (LIR): what you need to know

      • Liberia's timezone is UTC-6, which makes Liberia two hours ahead of San Diego.

      • Arrive at the airport on time so you don't miss your SAN to LIR flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

      • Travelling during a peak month like August? Major public holidays and other popular periods can result in longer lines and delays at airport checkpoints. Be extra cautious and get there up to four hours before an international flight and two hours before a domestic departure.

      • If you want to add a stop to your trip, simply uncheck 'Direct flights only' when searching for your ticket from San Diego International Airport to Liberia Airport. Here are the top stopovers between SAN and LIR:

        • Los Angeles International Airport

        • New York Newark Airport

        • San Francisco International Airport

      How to find the cheapest flights from San Diego International Airport (SAN) to Liberia Airport (LIR)

      • 193 € is currently the best price for a one-way San Diego International Airport to Liberia Airport flight. A return flight starts from 419 €. These prices can change depending on demand and availability.

      • It's usually best to book as early as possible if you want to get cheap tickets from SAN to LIR. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.

      • Getting cheap flights from San Diego International Airport to Liberia Airport is easy if you're flexible with your trip dates. Use the 'Whole month' search tool to see the best prices across the month and score a great deal.

      • Spend less time searching for cheap flights from SAN to LIR by setting up a Price Alert. We'll send you an email or notification on the app when a lower fare becomes available.

      • Tailor your trip using filters. Select your departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from San Diego International Airport to Liberia Airport.

      Handy information about San Diego International Airport (SAN)

      • The address for SAN is N Harbour Dr.

      • 74% of flights that depart San Diego International Airport reach their destination on schedule.

      • To get to San Diego International Airport from central San Diego, it takes about 15 minutes by car. Of course, this depends on traffic. It's approximately 5 kilometres from the airport to the city centre.

      • The trip on public transport takes roughly 25 minutes.

      • Need a convenient hotel near SAN? If you've booked an early flight from San Diego International Airport to Liberia Airport, these stays will have you sleeping moments from check-in:

      Arriving at Liberia Airport (LIR)

      • If you have a late San Diego International Airport to Liberia Airport flight, nothing tops the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and snoozing shortly after at one of these accommodation options near LIR:

      • Follow your own route with a Liberia Airport rental car. Book your wheels from Avis, Europcar or NU Car Rentals and find adventure across Liberia and beyond.

      • Lock in the best possible rate by booking your ride from Liberia Airport about two weeks before your departure date.

      When to fly to Liberia Airport (LIR)

      • April is the busiest month for flights from San Diego International Airport to Liberia Airport. To avoid the crowds, head to Liberia in September.

      • When booking your flight from San Diego International Airport to Liberia Airport, consider the kind of weather you like. April is the warmest month in Liberia, with temperatures ranging from 22ºC (72ºF) to 35ºC (95ºF).

      • Look for cheap tickets from SAN to LIR in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 21ºC (70ºF) and 32ºC (90ºF) on average.

      Explore more of Costa Rica

      • You've visited Liberia, now it's time to discover other parts of Costa Rica. Journey about 161 kilometres south-east to San Jose to check off its top attractions. From National Park (Parque Nacional) to Central Park (Parque Central) and Precolumbian Gold Museum, you've got a jam-packed schedule ahead.

      • If you want to check out another major destination in Costa Rica, consider Limon, roughly 274 kilometres east of Liberia. Veragua Rainforest Park, Playa Bonita and Playa Los Baños are highlights.

      Plan the rest of your trip from San Diego to Liberia

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.