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Cheap flights from Denver to San José 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 San José departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Denver to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:10 pm - 11:14 am
DEN
-
SJO
17h 04m
2 stops
Multiple Airlines Logo
2:20 am - 2:00 pm
SJO
-
DEN
11h 40m
1 stop
$330Multiple Airlines
Tue, Apr 7 - Mon, Apr 13
Multiple Airlines Logo
9:06 pm - 11:33 am
DEN
-
SJO
14h 27m
2 stops
Multiple Airlines Logo
2:20 am - 1:50 pm
SJO
-
DEN
11h 30m
1 stop
$337Multiple Airlines
Sat, Apr 18 - Mon, May 18
Multiple Airlines Logo
8:00 am - 11:33 am
DEN
-
SJO
27h 33m
2 stops
Multiple Airlines Logo
2:20 am - 1:50 pm
SJO
-
DEN
11h 30m
1 stop
$342Multiple Airlines
Sat, May 2 - Mon, May 11
Multiple Airlines Logo
9:06 pm - 11:33 am
DEN
-
SJO
14h 27m
2 stops
Multiple Airlines Logo
2:20 am - 2:00 pm
SJO
-
DEN
11h 40m
1 stop
$344Multiple Airlines
Sat, Apr 18 - Fri, Apr 24
Multiple Airlines Logo
7:00 am - 11:33 am
DEN
-
SJO
28h 33m
2 stops
Multiple Airlines Logo
2:20 am - 1:50 pm
SJO
-
DEN
11h 30m
1 stop
$346Multiple Airlines
Sat, May 16 - Mon, Jun 8
Multiple Airlines Logo
12:58 pm - 11:59 pm
DEN
-
SJO
11h 01m
1 stop
Multiple Airlines Logo
4:18 pm - 11:28 am
SJO
-
DEN
19h 10m
1 stop
$347Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
8:00 am - 11:33 am
DEN
-
SJO
27h 33m
2 stops
Multiple Airlines Logo
2:20 am - 1:50 pm
SJO
-
DEN
11h 30m
1 stop
$349Multiple Airlines
Sat, May 2 - Fri, May 15
Multiple Airlines Logo
9:06 pm - 11:33 am
DEN
-
SJO
14h 27m
2 stops
Multiple Airlines Logo
2:20 am - 1:50 pm
SJO
-
DEN
11h 30m
1 stop
$351Multiple Airlines
Sat, Apr 18 - Fri, May 15
Multiple Airlines Logo
9:06 pm - 11:33 am
DEN
-
SJO
38h 27m
2 stops
Multiple Airlines Logo
2:20 am - 2:00 pm
SJO
-
DEN
11h 40m
1 stop
$353Multiple Airlines
Fri, Apr 17 - Fri, Apr 24
United Airlines Logo
3:55 pm - 9:15 pm
DEN
-
SJO
5h 20mnonstop
United Airlines Logo
6:40 am - 12:14 pm
SJO
-
DEN
5h 34mnonstop
$354United Airlines
Fri, Apr 24 - Sat, May 23

United Airlines flights from Denver to San José

Our best United Airlines deals on Denver to San José flight tickets
United Airlines
Apr 24
DEN3:55 pmDenver Intl
5h 20m
SJO9:15 pmSan José Juan Santamaria Intl
May 23
SJO6:40 amSan José Juan Santamaria Intl
5h 34m
DEN12:14 pmDenver Intl
$354
United Airlines
Apr 18
DEN8:11 pmDenver Intl
9h 19m
1 stop
SJO5:30 amSan José Juan Santamaria Intl
Apr 26
SJO6:40 amSan José Juan Santamaria Intl
5h 34m
DEN12:14 pmDenver Intl
$358
United Airlines
May 1
DEN8:20 pmDenver Intl
15h 35m
1 stop
SJO11:55 amSan José Juan Santamaria Intl
May 15
SJO1:25 pmSan José Juan Santamaria Intl
8h 50m
1 stop
DEN10:15 pmDenver Intl
$368

Delta flights from Denver to San José

Our best Delta deals on Denver to San José flight tickets
Delta
May 1
DEN12:55 amDenver Intl
12h 11m
1 stop
SJO1:06 pmSan José Juan Santamaria Intl
May 23
SJO1:20 pmSan José Juan Santamaria Intl
11h 13m
1 stop
DEN12:33 amDenver Intl
$388
Delta
Mar 28
DEN5:45 amDenver Intl
15h 30m
1 stop
SJO9:15 pmSan José Juan Santamaria Intl
May 1
SJO1:21 pmSan José Juan Santamaria Intl
11h 15m
1 stop
DEN12:36 amDenver Intl
$490

momondo Fare Finder

 
Customize your flight search to find flights from Denver to San José 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 March 16, 2026.
Use the filters below to find and compare flights from Denver to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Tue 4/7

6:10 pm-11:14 am

2 stops17h 04m

San José Juan Santamaria Intl

Mon 4/13

2:20 am-2:00 pm

1 stop11h 40m

$330

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 4/18

9:06 pm-11:33 am

2 stops14h 27m

San José Juan Santamaria Intl

Mon 5/18

2:20 am-1:50 pm

1 stop11h 30m

$337

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 5/2

8:00 am-11:33 am

2 stops27h 33m

San José Juan Santamaria Intl

Mon 5/11

2:20 am-1:50 pm

1 stop11h 30m

$342

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 4/18

9:06 pm-11:33 am

2 stops14h 27m

San José Juan Santamaria Intl

Fri 4/24

2:20 am-2:00 pm

1 stop11h 40m

$344

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 5/16

7:00 am-11:33 am

2 stops28h 33m

San José Juan Santamaria Intl

Mon 6/8

2:20 am-1:50 pm

1 stop11h 30m

$346

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Tue 4/14

12:58 pm-11:59 pm

1 stop11h 01m

San José Juan Santamaria Intl

Tue 4/21

4:18 pm-11:28 am

1 stop19h 10m

$347

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 5/2

8:00 am-11:33 am

2 stops27h 33m

San José Juan Santamaria Intl

Fri 5/15

2:20 am-1:50 pm

1 stop11h 30m

$349

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 4/18

9:06 pm-11:33 am

2 stops14h 27m

San José Juan Santamaria Intl

Fri 5/15

2:20 am-1:50 pm

1 stop11h 30m

$351

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Fri 4/17

9:06 pm-11:33 am

2 stops38h 27m

San José Juan Santamaria Intl

Fri 4/24

2:20 am-2:00 pm

1 stop11h 40m

$353
Quickest round-trip

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Fri 4/24

3:55 pm-9:15 pm

Nonstop5h 20m

San José Juan Santamaria Intl

Sat 5/23

6:40 am-12:14 pm

Nonstop5h 34m

$354

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 San José from

How to get the cheapest flight ticket from Denver to San José

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 San José?

In general, September is the cheapest month to fly from Denver to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $343. If you don’t want to visit San José in September, then you should wait until August to fly from Denver, when ticket prices are also cheap, with an average price of $358.

What is the cheapest day to depart on your flight to San José?

On average, the least expensive day to fly to San José from Denver is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $484. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Denver to San José on a Thursday will generally be more expensive and average around $864. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San José?

Our data shows that the cheapest Denver to San José flights are usually those with departure times at noon. Our users have found flights to San José at noon for as low as $492. Flights in the morning are often more expensive with an average ticket price of $643.

What is the cheapest Denver Intl to San José Juan Santamaria Intl flight route?

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

How far in advance should I book a flight to San José?

You are more likely to see cheaper flights to San José from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $436 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Denver for as low as $392 on momondo.

What cabin class options are available on Denver Intl to San José Juan Santamaria Intl flights?

There are 3 cabin classes available to choose from on Denver Intl to San José Juan Santamaria Intl 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 San José flights?

No. A direct flight is the cheapest option for a flight between Denver to San José.

How have Denver to San José flight prices changed over time?

As of March 2026, prices for Denver to San José flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Denver to San José

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to San José according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to San José (DEN to SJO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to San José

Best Price Found

$188

Fastest flight time

5h 12m

Direct flights

Mon, Sat and Sun

Airports in San José

1 airport
The best one-way flight to San José from Denver in the past 72 hours is $188. The best round-trip flight deal from Denver to San José found on momondo in the last 72 hours is $495.
The fastest flight from Denver to San José takes 5h 12m
Direct flights go from Denver to San José on Monday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in San José. From Denver there are direct flights to San José Juan Santamaria Intl (SJO).
Search flight deals

  • How far is Denver Intl to San José Juan Santamaria Intl by plane?

    A flight from Denver Intl to San José Juan Santamaria Intl will travel around 2425.0 mi. Flights usually cover this in 5h 12m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Denver Intl Airport to San José Juan Santamaria Intl Airport?

    Prices for flights from Denver Intl Airport to San José Juan Santamaria Intl Airport were last updated today.

  • How many operators does momondo search for flights from Denver Intl Airport to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Denver Intl Airport to San José Juan Santamaria Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The required travel and health documents for your San José Juan Santamaria Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San José Juan Santamaria Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Denver to San José?

  • What is the most popular airline from Denver to San José?

Best airlines flying from Denver to San José

Compare and see reviews for airlines that fly from Denver to San José with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $147Free CancellationRating
7.9
8,289 reviews
Search Delta flights
Copa AirlinesPriceFrom $181Free CancellationRating
7.5
1,568 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $245Free CancellationRating
7.1
11,466 reviews
Search American Airlines flights
JetBluePriceFrom $273Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
United AirlinesPriceFrom $273Free CancellationRating
7.4
9,429 reviews
Search United Airlines flights
SouthwestPriceFrom $283Free CancellationRating
8.0
4,319 reviews
Search Southwest flights

  • Southwest Flights From Denver to San José

    Southwest flight deals from Denver to San José start from $283 round-trip. Over the 2 Southwest flights for this route in a normal week, average airfare is usually $439 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From Denver to San José

    United Airlines (7.4/10 from 9,431 reviews) operates around 2 flights from Denver to San José in any given week. The average United Airlines airfare for this route is around $468, with deals from around $273 rare but found on momondo. Referenced prices are for round-trip Denver to San José flight searches in the last 72 hours.

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Monteverde
Alajuela
Heredia
Dominical
San Gerardo de Dota
Santa Elena
Esterillos Este

Why use momondo?

Why should I use momondo to find a flight deal from Denver to San José?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to San José for you.

Can I find flights from Denver to San José with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San José from Denver with this policy.

How can momondo help me find flights from Denver to San José?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to San José.

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

Of course. momondo tracks the price of Denver to San José flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your San José trip

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