Cheap flights from Denver to Costa Rica from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Costa Rica departing on 8/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:10 pm - 12:55 pm
DEN
-
LIR
18h 45m
1 stop
Air Canada Logo
1:55 pm - 10:23 am
LIR
-
DEN
20h 28m
1 stop
$414Air Canada
Sat, Oct 24 - Wed, Oct 28
Multiple Airlines Logo
3:15 pm - 8:30 am
DEN
-
SJO
17h 15m
2 stops
Multiple Airlines Logo
7:45 am - 6:20 pm
SJO
-
DEN
10h 35m
1 stop
$433Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
Viva Logo
3:20 pm - 1:15 am
DEN
-
SJO
9h 55m
1 stop
Viva Logo
2:20 am - 1:50 pm
SJO
-
DEN
11h 30m
1 stop
$434Viva
Sat, Jul 4 - Sat, Jul 11
Copa Airlines Logo
10:42 pm - 12:21 pm
DEN
-
SJO
13h 39m
1 stop
Copa Airlines Logo
8:30 am - 6:20 pm
SJO
-
DEN
9h 50m
1 stop
$436Copa Airlines
Mon, Jun 29 - Fri, Jul 10
United Airlines Logo
9:10 pm - 10:11 am
DEN
-
SJO
13h 01m
1 stop
United Airlines Logo
6:40 am - 12:14 pm
SJO
-
DEN
5h 34mnonstop
$438United Airlines
Fri, Jul 3 - Sat, Jul 11
Copa Airlines Logo
10:42 pm - 12:21 pm
DEN
-
SJO
13h 39m
1 stop
Copa Airlines Logo
4:08 am - 6:20 pm
SJO
-
DEN
14h 12m
1 stop
$447Copa Airlines
Mon, Jul 6 - Thu, Jul 16
Delta Logo
12:59 am - 11:54 am
DEN
-
SJO
10h 55m
1 stop
Delta Logo
1:23 pm - 11:49 pm
SJO
-
DEN
10h 26m
1 stop
$448Delta
Tue, Sep 15 - Wed, Oct 7
American Airlines Logo
6:00 am - 2:45 pm
DEN
-
LIR
7h 45m
1 stop
American Airlines Logo
3:10 pm - 10:04 pm
LIR
-
DEN
7h 54m
1 stop
$503American Airlines
Wed, Nov 11 - Wed, Nov 18
American Airlines Logo
11:57 pm - 11:00 am
DEN
-
LIR
11h 03m
1 stop
American Airlines Logo
1:10 pm - 10:00 am
LIR
-
DEN
20h 50m
2 stops
$577American Airlines
Wed, Sep 23 - Wed, Sep 30
United Airlines Logo
10:08 am - 3:19 pm
DEN
-
LIR
5h 11mnonstop
United Airlines Logo
3:27 pm - 11:57 pm
LIR
-
DEN
8h 30m
1 stop
$582United Airlines
Wed, Jul 15 - Thu, Jul 23

Southwest flights from Denver to Costa Rica

Our best Southwest deals on Denver to Costa Rica flight tickets
Southwest
Aug 7
DEN8:05 amDenver Intl
10h 35m
1 stop
SJO6:40 pmSan José Juan Santamaria Intl
Aug 17
SJO1:40 pmSan José Juan Santamaria Intl
8h 40m
1 stop
DEN10:20 pmDenver Intl
$450
Southwest
Aug 31
DEN11:55 pmDenver Intl
12h 50m
1 stop
SJO12:45 pmSan José Juan Santamaria Intl
Sep 9
SJO9:00 amSan José Juan Santamaria Intl
13h 25m
2 stops
DEN10:25 pmDenver Intl
$454
Southwest
Aug 27
DEN8:05 amDenver Intl
10h 35m
1 stop
SJO6:40 pmSan José Juan Santamaria Intl
Sep 2
SJO9:00 amSan José Juan Santamaria Intl
10h 50m
2 stops
DEN7:50 pmDenver Intl
$460

Viva flights from Denver to Costa Rica

Our best Viva deals on Denver to Costa Rica flight tickets
Viva
Jul 4
DEN3:20 pmDenver Intl
9h 55m
1 stop
SJO1:15 amSan José Juan Santamaria Intl
Jul 11
SJO2:20 amSan José Juan Santamaria Intl
11h 30m
1 stop
DEN1:50 pmDenver Intl
$434
Viva
Jul 4
DEN3:20 pmDenver Intl
9h 55m
1 stop
SJO1:15 amSan José Juan Santamaria Intl
Jul 11
SJO2:20 amSan José Juan Santamaria Intl
11h 30m
1 stop
DEN1:50 pmDenver Intl
$439
Viva
Jul 25
DEN3:20 pmDenver Intl
9h 55m
1 stop
SJO1:15 amSan José Juan Santamaria Intl
Jul 31
SJO2:20 amSan José Juan Santamaria Intl
11h 30m
1 stop
DEN1:50 pmDenver Intl
$440

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Costa Rica that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 21, 2026.
Use the filters below to find and compare flights from Denver to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Sat 10/24

6:10 pm-12:55 pm

1 stop18h 45m

Liberia

Wed 10/28

1:55 pm-10:23 am

1 stop20h 28m

$414

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Wed 9/9

3:15 pm-8:30 am

2 stops17h 15m

San José Juan Santamaria Intl

Wed 9/16

7:45 am-6:20 pm

1 stop10h 35m

$433

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 7/4

3:20 pm-1:15 am

1 stop9h 55m

San José Juan Santamaria Intl

Sat 7/11

2:20 am-1:50 pm

1 stop11h 30m

$434

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Mon 6/29

10:42 pm-12:21 pm

1 stop13h 39m

San José Juan Santamaria Intl

Fri 7/10

8:30 am-6:20 pm

1 stop9h 50m

$436

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Fri 7/3

9:10 pm-10:11 am

1 stop13h 01m

San José Juan Santamaria Intl

Sat 7/11

6:40 am-12:14 pm

Nonstop5h 34m

$438

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Mon 7/6

10:42 pm-12:21 pm

1 stop13h 39m

San José Juan Santamaria Intl

Thu 7/16

4:08 am-6:20 pm

1 stop14h 12m

$447

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Tue 9/15

12:59 am-11:54 am

1 stop10h 55m

San José Juan Santamaria Intl

Wed 10/7

1:23 pm-11:49 pm

1 stop10h 26m

$448

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Wed 11/11

6:00 am-2:45 pm

1 stop7h 45m

Liberia

Wed 11/18

3:10 pm-10:04 pm

1 stop7h 54m

$503

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Wed 9/23

11:57 pm-11:00 am

1 stop11h 03m

Liberia

Wed 9/30

1:10 pm-10:00 am

2 stops20h 50m

$577
Quickest round-trip

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Wed 7/15

10:08 am-3:19 pm

Nonstop5h 11m

Liberia

Thu 7/23

3:27 pm-11:57 pm

1 stop8h 30m

$582

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from Denver to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Denver is in December. Flight prices, which tend to average around $128, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in December, then April is your next best option. Flight prices from Denver to Costa Rica during April average around $137.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Wednesday is the cheapest day to fly to Costa Rica from Denver. The lowest ticket price found for a Wednesday departure recently was $484. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $864. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

At noon is the cheapest time of day to fly from Denver to Costa Rica when you can find flight prices for as low as $495. Flying to Costa Rica at noon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the morning, with an average ticket price of $695. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Denver Intl to Costa Rica flight route?

Fly from Denver Intl to San José Juan Santamaria Intl for the best Denver Intl - Costa Rica flight prices

How far in advance should I book a flight from Denver to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $456 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Denver for as low as $387 on momondo.

What cabin class options are available on Denver to Costa Rica flights?

There are 3 cabin classes available to choose from on Denver to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denver to Costa Rica flights?

No. A direct flight is the cheapest option for a flight between Denver to Costa Rica.

Cheap Denver to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Costa Rica

Best Price Found

$188

Fastest flight time

5h 11m

Direct flights

Every day

Airports in Costa Rica

40 airports
The best one-way flight to Costa Rica from Denver in the past 72 hours is $188. The best round-trip flight deal from Denver to Costa Rica found on momondo in the last 72 hours is $475.
The fastest flight from Denver to Costa Rica takes 5h 11m
Direct flights go from Denver to Costa Rica every day.
There are 40 airports in Costa Rica. From Denver there are direct flights to Liberia (LIR), San José Juan Santamaria Intl (SJO).

Frequently asked questions about flying from Denver to Costa Rica

  • When did momondo last update prices for flights from Denver Intl Airport to Costa Rica?

    Prices for flights from Denver Intl Airport to Costa Rica were last updated today.

  • How many operators does momondo search for flights from Denver Intl Airport to Costa Rica?

  • How old do you have to be to fly from Denver Intl Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Denver to Costa Rica?

Best airlines flying from Denver to Costa Rica

Compare and see reviews for airlines that fly from Denver to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $137Free CancellationRating
5.6
2,945 reviews
Search Frontier flights
DeltaPriceFrom $157Free CancellationRating
7.9
8,449 reviews
Search Delta flights
Copa AirlinesPriceFrom $186Free CancellationRating
7.5
1,577 reviews
Search Copa Airlines flights
JetBluePriceFrom $226Free CancellationRating
7.2
2,981 reviews
Search JetBlue flights
American AirlinesPriceFrom $284Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
United AirlinesPriceFrom $285Free CancellationRating
7.4
9,745 reviews
Search United Airlines flights
SouthwestPriceFrom $296Free CancellationRating
7.9
4,280 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Costa Rica?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Costa Rica from Denver.

Can I find flights from Denver to Costa Rica with flexible booking policies on momondo?

momondo does allow users to show only those flights to Costa Rica from Denver which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Denver to Costa Rica?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from Denver.

I’m not ready to book a flight from Denver to Costa Rica right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Denver to Costa Rica now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Costa Rica and let you know when they change.

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1 adult
Sat 6/20
Sat 6/27

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Popular flights according to clicks in the last 7 days on momondo