International route
Cheap flights from Liberia to Denver
Daniel Oduber Quirós International Airport (LIR) to Denver International Airport (DEN). 2,337 miles, 5h 20m nonstop.
LIR to DEN at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 2,337 milesgreat-circle
- Typical flight time
- 5h 20mnonstop, gate to gate
- Nonstop airlines
- UAF92 airlinesUnited, Frontier
- Nonstop flights per day
- 2all airlines combined
- Cheapest month
- February 2027over the next six months
- Best day to fly
- Tuesday20% less than Sunday
- Time difference
- Same time zone
Liberia to Denver
Round trips from $176
Per traveler, taxes and fees included. Lowest fare we found departs Tue, Feb 2.
Cheapest month: February 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppLiberia to Denver fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Liberia to Denver
2 airlines fly nonstop with 2 departures a day combined, plus 11 more with one stop.
- F9Frontier AirlinesLow-costNonstop · 1 flight a day · first checked bag from $55
- UAUnited AirlinesStar AllianceNonstop · 1 flight a day · first checked bag from $40
- AMAeroméxicoSkyTeamConnecting via MEX, MTY · first checked bag from $40
- ACAir CanadaStar AllianceConnecting via YYZ · first checked bag from $35
- ASAlaska AirlinesoneworldConnecting via SAN · first checked bag from $35
- AAAmerican AirlinesoneworldConnecting via MIA, PHL · first checked bag from $40
- AVAviancaStar AllianceConnecting via SAL · first checked bag from $45
- CMCopa AirlinesStar AllianceConnecting via PTY · first checked bag from $40
- DLDelta Air LinesSkyTeamConnecting via MSP · first checked bag from $35
- WNSouthwest AirlinesLow-costConnecting via PHX, SAN · first checked bag from $35
- NKSpirit AirlinesLow-costConnecting via FLL, DFW, ATL, IAH · first checked bag from $55
- VBVivaLow-costConnecting via MTY, MEX, CUN · first checked bag from $45
- Y4VolarisLow-costConnecting via TIJ, CUN · first checked bag from $45
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- San Diego (SAN)WNAS2 airlines
- Mexico City (MEX)AMVB2 airlines
- Monterrey (MTY)AMVB2 airlines
- Cancun (CUN)VBY42 airlines
- Miami (MIA)AA1 airline
Tips for this route
- Only United and Frontier fly this route nonstop, which keeps nonstop fares firm. A one-stop itinerary through SAN or MEX is usually cheaper if you can spare the extra three to five hours.
- February 2027 is the cheapest month to fly over the next six months, with round trips from $176; September 2026 is the most expensive at $226 and up, a difference of $50 per traveler.
- Departing on a Tuesday averages 20% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays.
Destination guide
Denver: Mile-high base camp for the Rockies
Denver International is the third-busiest airport in the country and a hub for United, Southwest and Frontier, which keeps fares low from every direction. The city itself is a lively base for the Rockies, with ski resorts 90 minutes away.
Best time to visit: June–September for hiking and Red Rocks concerts; December–March for skiing. Spring can swing from snow to 70°F in a week; September is dependably dry and golden.
Flying the other way? Denver to LiberiaFares, airlines and tips for DEN to LIR.Ready to compare live fares?
See every airline on LIR–DEN side by side with bags and seat rules spelled out.
Search Liberia to DenverLiberia to Denver: common questions
How long is the flight from Liberia to Denver?
A nonstop flight from Liberia (LIR) to Denver (DEN) takes about 5h 20m gate to gate, covering 2,337 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.
Which airlines fly nonstop from LIR to DEN?
United Airlines and Frontier Airlines operate nonstop flights from Liberia (LIR) to Denver (DEN), with 2 nonstop departures a day between them. One-stop options connect through SAN, MEX and MTY.
What is the cheapest month to fly from Liberia to Denver?
Over the next six months, February 2027 has the lowest round-trip fares from Liberia (LIR) to Denver (DEN), starting at $176 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.
How far in advance should I book Liberia to Denver flights?
Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Liberia and Denver?
Denver is in the same time zone as Liberia, so there is no clock change. LIR is on America/Costa Rica time and DEN on America/Denver time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.