What is the cheapest airline that flies from Oregon to Costa Rica?

American Airlines, United Airlines, and Alaska Airlines are the most popular carriers operating from Oregon to Costa Rica

What airlines fly to Costa Rica?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Costa Rica from Oregon according to our data. United Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 5 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

How long is the flight from Oregon to Costa Rica?

Flight times vary depending on what airport in Oregon you fly out of and what airport in Costa Rica you fly into. For example, flying from Eugene to San José takes 9h 51m on average. On the other hand, flying from Medford to San José takes 11h 40m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Oregon to Costa Rica?

Prices for flights from Oregon to Costa Rica were last updated today.

How many operators does momondo search for flights from Oregon to Costa Rica?

As of July 2026, there are 5 operators available to choose from for flights from Oregon to Costa Rica.

How old do you have to be to fly from Oregon 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 Oregon to Costa Rica.

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

The required travel and health documents for your Costa Rica 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 Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$194 Cheap Flights from Oregon to Costa Rica in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Costa Rica

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 am - 11:15 pm

PDX

SJO

14h 55m

2 stops

5:45 am - 8:50 pm

SJO

PDX

16h 05m

2 stops

$409Multiple Airlines

Sat, Aug 15 - Sat, Aug 22

7:20 am - 11:15 pm

PDX

SJO

14h 55m

2 stops

7:45 pm - 10:50 am

SJO

PDX

16h 05m

3 stops

$410Multiple Airlines

Sat, Aug 15 - Sat, Aug 22

4:09 pm - 12:10 pm

PDX

LIR

19h 01m

2 stops

1:20 pm - 10:59 pm

LIR

PDX

10h 39m

1 stop

$460United Airlines

Sun, Sep 6 - Fri, Sep 11

11:58 am - 1:38 pm

PDX

LIR

24h 40m

1 stop

2:47 pm - 1:17 pm

LIR

PDX

23h 30m

2 stops

$462American Airlines

Sun, Sep 6 - Fri, Sep 11

7:15 pm - 12:10 pm

PDX

LIR

15h 55m

2 stops

1:20 pm - 9:32 am

LIR

PDX

21h 12m

2 stops

$465United Airlines

Sun, Sep 6 - Fri, Sep 11

5:55 pm - 8:24 pm

PDX

LIR

25h 29m

1 stop

9:16 am - 10:58 pm

LIR

PDX

14h 42m

1 stop

$469Alaska Airlines

Fri, Oct 2 - Tue, Oct 13

3:00 pm - 1:38 pm

PDX

LIR

21h 38m

2 stops

2:45 pm - 10:54 am

LIR

PDX

21h 09m

2 stops

$504American Airlines

Sat, Aug 22 - Fri, Sep 4

5:20 am - 11:49 am

EUG

SJO

29h 29m

2 stops

1:19 pm - 12:58 pm

SJO

EUG

24h 39m

2 stops

$563Delta

Sat, Aug 29 - Thu, Sep 10

6:51 pm - 6:22 am

BOI

LIR

10h 31m

1 stop

11:22 am - 10:55 pm

LIR

BOI

12h 33m

1 stop

$575Alaska Airlines

Thu, Dec 3 - Thu, Dec 10

5:20 am - 12:00 pm

EUG

LIR

29h 40m

2 stops

1:25 pm - 11:52 am

LIR

EUG

23h 27m

2 stops

$585Delta

Sun, Sep 6 - Wed, Sep 16

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United Airlines flights from Oregon to Costa Rica

Our best United Airlines deals on Oregon to Costa Rica flight tickets

United Airlines

Sep 6

PDX4:09 pmPortland

19h 01m

2 stops

LIR12:10 pmLiberia

Sep 11

LIR1:20 pmLiberia

10h 39m

1 stop

PDX10:59 pmPortland

$460

United Airlines

Sep 6

PDX7:15 pmPortland

15h 55m

2 stops

LIR12:10 pmLiberia

Sep 11

LIR1:20 pmLiberia

21h 12m

2 stops

PDX9:32 amPortland

$465

United Airlines

Oct 24

PDX4:07 pmPortland

19h 03m

2 stops

LIR12:10 pmLiberia

Oct 31

LIR11:50 amLiberia

12h 17m

1 stop

PDX11:07 pmPortland

$474

GOL flights from Oregon to Costa Rica

Our best GOL deals on Oregon to Costa Rica flight tickets

GOL

Nov 18

PDX3:15 pmPortland

20h 58m

2 stops

LIR2:13 pmLiberia

Dec 5

LIR3:28 pmLiberia

21h 29m

2 stops

PDX10:57 amPortland

$610

GOL

Sep 16

RDM2:46 pmBend/Redmond

22h 11m

2 stops

SJO1:57 pmSan José Juan Santamaria Intl

Sep 23

SJO2:57 pmSan José Juan Santamaria Intl

33h 02m

2 stops

RDM10:59 pmBend/Redmond

$612

GOL

Jul 5

PDX5:07 amPortland

8h 33m

1 stop

LIR2:40 pmLiberia

Jul 11

LIR2:47 pmLiberia

21h 46m

2 stops

PDX11:33 amPortland

$663

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSan José

PDX - SJO

PDXSJO

Portland

Sat 8/15

7:20 am-11:15 pm

2 stops14h 55m

San José Juan Santamaria Intl

Sat 8/22

5:45 am-8:50 pm

2 stops16h 05m

$409

PortlandSan José

PDX - SJO

PDXSJO

Portland

Sat 8/15

7:20 am-11:15 pm

2 stops14h 55m

San José Juan Santamaria Intl

Sat 8/22

7:45 pm-10:50 am

3 stops16h 05m

$410

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Sun 9/6

4:09 pm-12:10 pm

2 stops19h 01m

Liberia

Fri 9/11

1:20 pm-10:59 pm

1 stop10h 39m

$460

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Sun 9/6

11:58 am-1:38 pm

1 stop24h 40m

Liberia

Fri 9/11

2:47 pm-1:17 pm

2 stops23h 30m

$462

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Sun 9/6

7:15 pm-12:10 pm

2 stops15h 55m

Liberia

Fri 9/11

1:20 pm-9:32 am

2 stops21h 12m

$465

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Fri 10/2

5:55 pm-8:24 pm

1 stop25h 29m

Liberia

Tue 10/13

9:16 am-10:58 pm

1 stop14h 42m

$469

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Sat 8/22

3:00 pm-1:38 pm

2 stops21h 38m

Liberia

Fri 9/4

2:45 pm-10:54 am

2 stops21h 09m

$504

EugeneSan José

EUG - SJO

EUGSJO

Eugene

Sat 8/29

5:20 am-11:49 am

2 stops29h 29m

San José Juan Santamaria Intl

Thu 9/10

1:19 pm-12:58 pm

2 stops24h 39m

$563

Quickest round-trip

BoiseLiberia

BOI - LIR

BOILIR

Boise Air Term. Gowen Fld

Thu 12/3

6:51 pm-6:22 am

1 stop10h 31m

Liberia

Thu 12/10

11:22 am-10:55 pm

1 stop12h 33m

$575

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Sun 9/6

5:20 am-12:00 pm

2 stops29h 40m

Liberia

Wed 9/16

1:25 pm-11:52 am

2 stops23h 27m

$585

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon 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

Prices

Airlines

Other information

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Oregon is in November. Flight prices, which tend to average around $147, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in November, then April is your next best option. Flight prices from Oregon to Costa Rica during April average around $157.

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

You are more likely to see cheaper flights to Costa Rica from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $522 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Oregon for as low as $397 on momondo.

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

You could potentially save up to 15% on your flight if you consider stops on a Oregon to Costa Rica flight.

Cheap Oregon to Costa Rica flight deals and tips

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

Fastest flight time	8h 08m
Direct flights	None

The fastest flight from Oregon to Costa Rica takes 8h 08m

There are no direct flights from Oregon to Costa Rica. There are no popular flight routes from Oregon to Costa Rica.

Search flight deals

Frequently asked questions about flying from Oregon to Costa Rica

When did momondo last update prices for flights from Oregon to Costa Rica?
Prices for flights from Oregon to Costa Rica were last updated today.
How many operators does momondo search for flights from Oregon to Costa Rica?
As of July 2026, there are 5 operators available to choose from for flights from Oregon to Costa Rica.
How old do you have to be to fly from Oregon 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 Oregon to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The required travel and health documents for your Costa Rica 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 Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Costa Rica

Compare and see reviews for airlines that fly from Oregon to Costa Rica with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $275	Free Cancellation	Rating 7.1 11,765 reviews	Search American Airlines flights
United Airlines	PriceFrom $275	Free Cancellation	Rating 7.4 9,909 reviews	Search United Airlines flights
Delta	PriceFrom $287	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
Alaska Airlines	PriceFrom $295	Free Cancellation	Rating 7.9 12,600 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $492	Free Cancellation	Rating 7.9 4,246 reviews	Search Southwest flights

Why use momondo?

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

It is quick and easy to find Oregon to Costa Rica flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Costa Rica that suits you.

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

Yes. All flights to Costa Rica from Oregon on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Oregon and Costa Rica by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Costa Rica, momondo offers a useful price alert feature which will track prices for flights to Costa Rica from Oregon and alert you when they change.

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Costa Rica

Flights to San Joséfrom $277

Flights to Liberiafrom $292

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Flights to Golfito

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Cheap flights from Oregon to Costa Rica from $194

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Costa Rica departing on 8/15. 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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United Airlines flights from Oregon to Costa Rica

Our best United Airlines deals on Oregon to Costa Rica flight tickets

GOL flights from Oregon to Costa Rica

Our best GOL deals on Oregon to Costa Rica flight tickets

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

What is the cheapest month to fly to Costa Rica?

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

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

What is the cheapest airline that flies from Oregon to Costa Rica?

What airlines fly to Costa Rica?

How long is the flight from Oregon to Costa Rica?

Cheap Oregon to Costa Rica flight deals and tips

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Oregon to Costa Rica

Best airlines flying from Oregon to Costa Rica

Compare and see reviews for airlines that fly from Oregon to Costa Rica with momondo

Why use momondo?

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

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

Oregon flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

Fly your favorite airline to Costa Rica

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Costa Rica

List of cabin classes available on flights landing in Costa Rica. Availability may vary depending on flight origin and airline.

Complete your trip to Costa Rica

Explore popular destinations other users love

According to popular flight searches on momondo this year