Cheap flights from Costa Rica to Washington from $147

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to Washington departing on 10/7. 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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Find the cheapest flights from Costa Rica to Washington

Recent round-trip flight deals from Costa Rica to Washington

American Airlines Logo
1:55 pm - 11:29 pmSJO-PDX
11h 34m1 stop
American Airlines Logo
11:11 pm - 2:05 pmPDX-SJO
12h 54m1 stop
$249American Airlines
Find Deal
Mon, Feb 9 - Mon, Feb 16
United Airlines Logo
9:40 am - 12:43 amSJO-PDX
17h 03m1 stop
United Airlines Logo
3:45 pm - 1:15 pmPDX-SJO
19h 30m2 stops
$286United Airlines
Find Deal
Wed, Jan 28 - Sun, Feb 8
United Airlines Logo
8:45 am - 10:58 pmSJO-PDX
16h 13m1 stop
United Airlines Logo
11:59 pm - 12:56 pmPDX-SJO
10h 57m1 stop
$289United Airlines
Find Deal
Mon, Jan 26 - Sun, Feb 8
American Airlines Logo
6:25 am - 11:29 pmSJO-PDX
19h 04m1 stop
American Airlines Logo
11:11 pm - 12:10 pmPDX-SJO
10h 59m1 stop
$298American Airlines
Find Deal
Mon, Feb 9 - Mon, Feb 16
Alaska Airlines Logo
1:55 am - 11:35 amSJO-PDX
11h 40m1 stop
Alaska Airlines Logo
9:30 pm - 12:38 amPDX-SJO
25h 08m1 stop
$305Alaska Airlines
Find Deal
Thu, Nov 6 - Fri, Nov 14
Alaska Airlines Logo
1:55 am - 10:24 pmSJO-PDX
22h 29m1 stop
Alaska Airlines Logo
9:30 pm - 12:38 amPDX-SJO
25h 08m1 stop
$315Alaska Airlines
Find Deal
Fri, Nov 7 - Fri, Nov 14
Delta Logo
2:31 pm - 10:19 amSJO-SEA
21h 48m1 stop
Delta Logo
6:00 am - 10:12 pmSEA-SJO
14h 12m1 stop
$341Delta
Find Deal
Wed, Dec 3 - Wed, Dec 10
Delta Logo
8:26 am - 8:56 pmSJO-SEA
14h 30m1 stop
Delta Logo
7:15 am - 10:12 pmSEA-SJO
12h 57m1 stop
$362Delta
Find Deal
Sat, Nov 22 - Mon, Dec 8
JetBlue Logo
2:05 pm - 10:36 pmSJO-SEA
33h 31m1 stop
JetBlue Logo
11:40 pm - 1:00 pmSEA-SJO
12h 20m1 stop
$381JetBlue
Find Deal
Fri, Oct 10 - Fri, Oct 17
JetBlue Logo
2:05 pm - 10:36 pmSJO-SEA
33h 31m1 stop
JetBlue Logo
11:56 pm - 1:00 pmSEA-SJO
12h 04m1 stop
$416JetBlue
Find Deal
Fri, Oct 10 - Sun, Oct 19

JetBlue flights from Costa Rica to State of Washington

Our best JetBlue deals on Costa Rica to State of Washington flight tickets
JetBlue
Oct 10
SJO2:05 pmSan José Juan Santamaria Intl
33h 31m
1 stop
SEA10:36 pmSeattle/Tacoma Intl
Oct 17
SEA11:40 pmSeattle/Tacoma Intl
12h 20m
1 stop
SJO1:00 pmSan José Juan Santamaria Intl
JetBlue
Oct 10
SJO2:05 pmSan José Juan Santamaria Intl
33h 31m
1 stop
SEA10:36 pmSeattle/Tacoma Intl
Oct 19
SEA11:56 pmSeattle/Tacoma Intl
12h 04m
1 stop
SJO1:00 pmSan José Juan Santamaria Intl

Alaska Airlines flights from Costa Rica to State of Washington

Our best Alaska Airlines deals on Costa Rica to State of Washington flight tickets
Alaska Airlines
Nov 6
SJO1:55 amSan José Juan Santamaria Intl
11h 40m
1 stop
PDX11:35 amPortland
Nov 14
PDX9:30 pmPortland
25h 08m
1 stop
SJO12:38 amSan José Juan Santamaria Intl
Alaska Airlines
Nov 7
SJO1:55 amSan José Juan Santamaria Intl
22h 29m
1 stop
PDX10:24 pmPortland
Nov 14
PDX9:30 pmPortland
25h 08m
1 stop
SJO12:38 amSan José Juan Santamaria Intl
Alaska Airlines
Oct 27
LIR12:17 pmLiberia
12h 17m
1 stop
SEA11:34 pmSeattle/Tacoma Intl
Oct 31
SEA11:23 amSeattle/Tacoma Intl
17h 57m
1 stop
LIR6:20 amLiberia

momondo Fare Finder

 
Customize your flight search to find flights from Costa Rica to State of Washington 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 September 24, 2025.
Use the filters below to find and compare flights from Costa Rica to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Mon 2/9

1:55 pm-11:29 pm

1 stop11h 34m

Portland

Mon 2/16

11:11 pm-2:05 pm

1 stop12h 54m

$249

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Wed 1/28

9:40 am-12:43 am

1 stop17h 03m

Portland

Sun 2/8

3:45 pm-1:15 pm

2 stops19h 30m

$286

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Mon 1/26

8:45 am-10:58 pm

1 stop16h 13m

Portland

Sun 2/8

11:59 pm-12:56 pm

1 stop10h 57m

$289

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Mon 2/9

6:25 am-11:29 pm

1 stop19h 04m

Portland

Mon 2/16

11:11 pm-12:10 pm

1 stop10h 59m

$298

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Thu 11/6

1:55 am-11:35 am

1 stop11h 40m

Portland

Fri 11/14

9:30 pm-12:38 am

1 stop25h 08m

$305

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Fri 11/7

1:55 am-10:24 pm

1 stop22h 29m

Portland

Fri 11/14

9:30 pm-12:38 am

1 stop25h 08m

$315

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 12/3

2:31 pm-10:19 am

1 stop21h 48m

Seattle/Tacoma Intl

Wed 12/10

6:00 am-10:12 pm

1 stop14h 12m

$341

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Sat 11/22

8:26 am-8:56 pm

1 stop14h 30m

Seattle/Tacoma Intl

Mon 12/8

7:15 am-10:12 pm

1 stop12h 57m

$362

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Fri 10/10

2:05 pm-10:36 pm

1 stop33h 31m

Seattle/Tacoma Intl

Fri 10/17

11:40 pm-1:00 pm

1 stop12h 20m

$381

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Fri 10/10

2:05 pm-10:36 pm

1 stop33h 31m

Seattle/Tacoma Intl

Sun 10/19

11:56 pm-1:00 pm

1 stop12h 04m

$416

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See travel insights to Washington from

How to get the cheapest flight ticket from Costa Rica to State of Washington

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 State of Washington?

The month of October is, on average, the cheapest month to fly to State of Washington from Costa Rica, with most prices found around $513. If you aren’t able to travel to State of Washington during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $521.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Costa Rica to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $582. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Costa Rica to State of Washington for around $683.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $619. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $680 on average. Flights to State of Washington from Costa Rica in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Costa Rica to Washington flight route?

Fly from Liberia to Seattle/Tacoma Intl for the best Costa Rica - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Costa Rica when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $568 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Costa Rica for as low as $473 on momondo.

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

There are 3 cabin classes available to choose from on Costa Rica to Washington 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 Costa Rica to State of Washington flights?

You could potentially save up to 22% on your flight if you consider stops on a Costa Rica to State of Washington flight.

Cheap Costa Rica to State of Washington flight deals and tips

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

Fastest flight time

7h 50m

Direct flights

Mon

Airports in State of Washington

1 airport
The fastest flight from Costa Rica to State of Washington takes 7h 50m
Direct flights go from Costa Rica to State of Washington on Monday. There are no airlines offering direct flights.
There is 1 airport near State of Washington: Seattle/Tacoma Intl (SEA)
  • When did momondo last update prices for flights from Costa Rica to Washington?

    Prices for flights from Costa Rica to Washington are refreshed on a daily basis.

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

  • How old do you have to be to fly from Costa Rica to Washington?

    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 Costa Rica to Washington.

  • What documentation or ID do you need to fly to Washington?

    The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Costa Rica to State of Washington?

Best airlines flying from Costa Rica to State of Washington

Compare and see reviews for airlines that fly from Costa Rica to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $295Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
American AirlinesPriceFrom $404Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $447Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

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

It is quick and easy to find Costa Rica to Washington 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 Washington that suits you.

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

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

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

momondo helps you find the best flight between Costa Rica and Washington 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 Costa Rica to Washington right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington from Costa Rica. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Fri 10/24
Fri 10/31

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