How do I get Price Alerts for flights from Duluth to Costa Rica?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Duluth from Costa Rica . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Duluth to Costa Rica with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

Prices for flights from Duluth Intl Airport to Costa Rica are updated daily.

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

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 Duluth Intl Airport to Costa Rica.

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

The travel and health documents required for your trip to Costa Rica can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$698 Cheap Flights from Duluth to Costa Rica in 2025/26

1 adult

0 bags

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Find the cheapest flights from Duluth to Costa Rica

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:05 pm - 6:37 pm

DLH

LIR

27h 32m2 stops

12:50 pm - 9:59 pm

LIR

DLH

33h 09m2 stops

$698United Airlines

Tue, Jan 20 - Fri, Jan 23

3:05 pm - 6:37 pm

DLH

LIR

27h 32m2 stops

12:50 pm - 2:30 pm

LIR

DLH

25h 40m2 stops

$769United Airlines

Tue, Jan 20 - Fri, Jan 23

7:45 am - 3:25 pm

DLH

LIR

32h 40m2 stops

3:25 pm - 10:01 pm

LIR

DLH

29h 36m2 stops

$815United Airlines

Mon, Mar 30 - Sun, Apr 5

11:26 am - 12:21 pm

DLH

SJO

25h 55m2 stops

11:13 am - 9:57 pm

SJO

DLH

33h 44m2 stops

$913United Airlines

Tue, May 19 - Fri, May 22

7:53 am - 6:37 pm

DLH

LIR

34h 44m2 stops

1:01 pm - 10:43 am

LIR

DLH

20h 42m1 stop

$936United Airlines

Fri, Mar 6 - Mon, Mar 16

7:53 am - 6:37 pm

DLH

LIR

34h 44m2 stops

11:50 am - 10:43 am

LIR

DLH

45h 53m2 stops

$945United Airlines

Fri, Mar 6 - Mon, Mar 16

7:53 am - 1:00 pm

DLH

LIR

29h 07m1 stop

1:01 pm - 10:43 am

LIR

DLH

20h 42m1 stop

$967United Airlines

Fri, Mar 6 - Mon, Mar 16

7:53 am - 11:55 am

DLH

LIR

28h 02m1 stop

7:35 am - 10:43 am

LIR

DLH

26h 08m2 stops

$972United Airlines

Sat, Mar 7 - Sat, Mar 14

5:00 am - 1:30 pm

DLH

LIR

8h 30m1 stop

1:45 pm - 10:47 pm

LIR

DLH

8h 02m1 stop

$1,131Delta

Sat, Mar 7 - Sat, Mar 14

5:00 am - 12:30 pm

DLH

LIR

8h 30m1 stop

1:45 pm - 10:47 pm

LIR

DLH

8h 02m1 stop

$1,732Delta

Mon, Mar 30 - Sun, Apr 5

United Airlines flights from Duluth to Costa Rica

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

United Airlines

Jan 20

DLH3:05 pmDuluth Intl

27h 32m

2 stops

LIR6:37 pmLiberia

Jan 23

LIR12:50 pmLiberia

33h 09m

2 stops

DLH9:59 pmDuluth Intl

$698

Find similar

United Airlines

Jan 20

DLH3:05 pmDuluth Intl

27h 32m

2 stops

LIR6:37 pmLiberia

Jan 23

LIR12:50 pmLiberia

25h 40m

2 stops

DLH2:30 pmDuluth Intl

$769

Find similar

United Airlines

Mar 30

DLH7:45 amDuluth Intl

32h 40m

2 stops

LIR3:25 pmLiberia

Apr 5

LIR3:25 pmLiberia

29h 36m

2 stops

DLH10:01 pmDuluth Intl

$815

Find similar

Delta flights from Duluth to Costa Rica

Our best Delta deals on Duluth to Costa Rica flight tickets

Delta

Mar 7

DLH5:00 amDuluth Intl

8h 30m

1 stop

LIR1:30 pmLiberia

Mar 14

LIR1:45 pmLiberia

8h 02m

1 stop

DLH10:47 pmDuluth Intl

$1,131

Find similar

Delta

Mar 30

DLH5:00 amDuluth Intl

8h 30m

1 stop

LIR12:30 pmLiberia

Apr 5

LIR1:45 pmLiberia

8h 02m

1 stop

DLH10:47 pmDuluth Intl

$1,732

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Tue 1/20

3:05 pm-6:37 pm

2 stops27h 32m

Liberia

Fri 1/23

12:50 pm-9:59 pm

2 stops33h 09m

$698

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Tue 1/20

3:05 pm-6:37 pm

2 stops27h 32m

Liberia

Fri 1/23

12:50 pm-2:30 pm

2 stops25h 40m

$769

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Mon 3/30

7:45 am-3:25 pm

2 stops32h 40m

Liberia

Sun 4/5

3:25 pm-10:01 pm

2 stops29h 36m

$815

DuluthSan José

DLH - SJO

DLHSJO

Duluth Intl

Tue 5/19

11:26 am-12:21 pm

2 stops25h 55m

San José Juan Santamaria Intl

Fri 5/22

11:13 am-9:57 pm

2 stops33h 44m

$913

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Fri 3/6

7:53 am-6:37 pm

2 stops34h 44m

Liberia

Mon 3/16

1:01 pm-10:43 am

1 stop20h 42m

$936

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Fri 3/6

7:53 am-6:37 pm

2 stops34h 44m

Liberia

Mon 3/16

11:50 am-10:43 am

2 stops45h 53m

$945

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Fri 3/6

7:53 am-1:00 pm

1 stop29h 07m

Liberia

Mon 3/16

1:01 pm-10:43 am

1 stop20h 42m

$967

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Sat 3/7

7:53 am-11:55 am

1 stop28h 02m

Liberia

Sat 3/14

7:35 am-10:43 am

2 stops26h 08m

$972

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Sat 3/7

5:00 am-1:30 pm

1 stop8h 30m

Liberia

Sat 3/14

1:45 pm-10:47 pm

1 stop8h 02m

$1,131

DuluthLiberia

DLH - LIR

DLHLIR

Duluth Intl

Mon 3/30

5:00 am-12:30 pm

1 stop8h 30m

Liberia

Sun 4/5

1:45 pm-10:47 pm

1 stop8h 02m

$1,732

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Duluth to Costa Rica flight deals and tips

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

Fastest flight time	25h 55m
Direct flights	None

The fastest flight from Duluth to Costa Rica takes 25h 55m

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

Search flight deals

When did momondo last update prices for flights from Duluth Intl Airport to Costa Rica?
Prices for flights from Duluth Intl Airport to Costa Rica are updated daily.
How old do you have to be to fly from Duluth Intl Airport to Costa Rica?
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 Duluth Intl Airport to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The travel and health documents required for your trip to Costa Rica can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

How do I get Price Alerts for flights from Duluth to Costa Rica?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Duluth from Costa Rica. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Duluth to Costa Rica with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

Finding the right flight to Costa Rica from Duluth is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Costa Rica quick and easy, saving you time and money.

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

All flight searches from Duluth to Costa Rica on momondo can be filtered to show those which offer flexible booking policies.

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

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

Yes momondo offers price alerts on flights to Costa Rica from Duluth. 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.

An easier way to manage your Costa Rica trip

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Tue 1/27

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Popular cities in Costa Rica

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Cheap flights from Duluth to Costa Rica from $698

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Costa Rica departing on 1/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Duluth to Costa Rica

Cheap round-trip flights

United Airlines flights from Duluth to Costa Rica

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

Delta flights from Duluth to Costa Rica

Our best Delta deals on Duluth to Costa Rica flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Duluth to Costa Rica that are best for you.

Cheap Duluth to Costa Rica flight deals and tips

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

Fastest flight time

Direct flights

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

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

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

How do I get Price Alerts for flights from Duluth to Costa Rica?

How can I save money on flights from Duluth to Costa Rica with momondo?

How does momondo find its flight prices?

Why use momondo?

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

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

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

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

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