Latest deals
FAQs
Price Alerts

Cheap flights from Duluth to Costa Rica from $565

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 10/31. 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

Find the cheapest flights from Duluth to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 7:39 pmDLH  Duluth Intl-SJO San José Juan Santamaria Intl
13h 39m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
8:45 am - 11:09 pmSJO  San José Juan Santamaria Intl-DLH Duluth Intl
14h 24m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$565United Airlines
Sat, Oct 31 - Wed, Nov 4
United Airlines Logo
7:00 am - 7:39 pmDLH  Duluth Intl-SJO San José Juan Santamaria Intl
13h 39m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
8:45 am - 11:09 pmSJO  San José Juan Santamaria Intl-DLH Duluth Intl
14h 24m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$576United Airlines
Sat, Oct 31 - Wed, Nov 4
United Airlines Logo
7:00 am - 9:00 pmDLH  Duluth Intl-SJO San José Juan Santamaria Intl
15h 00m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
1:55 pm - 11:09 pmSJO  San José Juan Santamaria Intl-DLH Duluth Intl
9h 14m1 stop Chicago O'Hare Intl
$610United Airlines
Sat, Oct 31 - Sat, Nov 7
United Airlines Logo
7:00 am - 7:39 pmDLH  Duluth Intl-SJO San José Juan Santamaria Intl
13h 39m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
7:30 am - 11:09 pmSJO  San José Juan Santamaria Intl-DLH Duluth Intl
15h 39m2 stops Denver Intl Chicago O'Hare Intl
$615United Airlines
Sat, Oct 31 - Sat, Nov 7
United Airlines Logo
3:06 pm - 11:44 amDLH  Duluth Intl-LIR Liberia
20h 38m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
5:20 pm - 11:09 pmLIR  Liberia-DLH Duluth Intl
29h 49m2 stops Newark Chicago O'Hare Intl
$649United Airlines
Mon, Nov 2 - Wed, Nov 4
United Airlines Logo
3:06 pm - 1:10 pmDLH  Duluth Intl-LIR Liberia
22h 04m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
5:20 pm - 11:09 pmLIR  Liberia-DLH Duluth Intl
29h 49m2 stops Newark Chicago O'Hare Intl
$665United Airlines
Mon, Nov 2 - Wed, Nov 4
United Airlines Logo
3:06 pm - 1:10 pmDLH  Duluth Intl-LIR Liberia
22h 04m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
5:20 pm - 11:09 pmLIR  Liberia-DLH Duluth Intl
29h 49m2 stops Newark Chicago O'Hare Intl
$685United Airlines
Mon, Nov 2 - Wed, Nov 4
United Airlines Logo
7:00 am - 7:39 pmDLH  Duluth Intl-SJO San José Juan Santamaria Intl
13h 39m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
8:45 am - 2:30 pmSJO  San José Juan Santamaria Intl-DLH Duluth Intl
29h 45m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$696United Airlines
Sat, Oct 31 - Wed, Nov 4
United Airlines Logo
6:17 pm - 11:25 amDLH  Duluth Intl-SJO San José Juan Santamaria Intl
18h 08m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
1:55 pm - 2:30 pmSJO  San José Juan Santamaria Intl-DLH Duluth Intl
24h 35m2 stops Newark Chicago O'Hare Intl
$705United Airlines
Sat, Oct 31 - Wed, Nov 4
Delta Logo
7:00 am - 10:15 pmDLH  Duluth Intl-SJO San José Juan Santamaria Intl
15h 15m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 10:51 pmSJO  San José Juan Santamaria Intl-DLH Duluth Intl
15h 51m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
$813Delta
Thu, Dec 3 - Thu, Dec 10

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Duluth to Costa Rica

Our best United Airlines deals on Duluth to Costa Rica flight tickets
United Airlines
Oct 31
DLH7:00 amDuluth Intl
13h 39m
2 stops
SJO7:39 pmSan José Juan Santamaria Intl
Nov 4
SJO8:45 amSan José Juan Santamaria Intl
14h 24m
2 stops
DLH11:09 pmDuluth Intl
$565
United Airlines
Oct 31
DLH7:00 amDuluth Intl
13h 39m
2 stops
SJO7:39 pmSan José Juan Santamaria Intl
Nov 4
SJO8:45 amSan José Juan Santamaria Intl
14h 24m
2 stops
DLH11:09 pmDuluth Intl
$576
United Airlines
Oct 31
DLH7:00 amDuluth Intl
15h 00m
2 stops
SJO9:00 pmSan José Juan Santamaria Intl
Nov 7
SJO1:55 pmSan José Juan Santamaria Intl
9h 14m
1 stop
DLH11:09 pmDuluth Intl
$610

Delta flights from Duluth to Costa Rica

Our best Delta deals on Duluth to Costa Rica flight tickets
Delta
Dec 3
DLH7:00 amDuluth Intl
15h 15m
2 stops
SJO10:15 pmSan José Juan Santamaria Intl
Dec 10
SJO7:00 amSan José Juan Santamaria Intl
15h 51m
2 stops
DLH10:51 pmDuluth Intl
$813
Delta
Sep 24
DLH11:43 amDuluth Intl
25h 17m
2 stops
LIR12:00 pmLiberia
Sep 30
LIR1:25 pmLiberia
20h 38m
2 stops
DLH11:03 amDuluth Intl
$972

momondo Fare Finder

 
Customize your flight search to find flights from Duluth 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 August 6, 2026.
Use the filters below to find and compare flights from Duluth to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthSan José

DLH Duluth Intl - SJO San José Juan Santamaria Intl

DLHSJO

Duluth Intl

Sat 10/31

7:00 am-7:39 pm

2 stops13h 39m

San José Juan Santamaria Intl

Wed 11/4

8:45 am-11:09 pm

2 stops14h 24m

$565

DuluthSan José

DLH Duluth Intl - SJO San José Juan Santamaria Intl

DLHSJO

Duluth Intl

Sat 10/31

7:00 am-7:39 pm

2 stops13h 39m

San José Juan Santamaria Intl

Wed 11/4

8:45 am-11:09 pm

2 stops14h 24m

$576
Quickest round-trip

DuluthSan José

DLH Duluth Intl - SJO San José Juan Santamaria Intl

DLHSJO

Duluth Intl

Sat 10/31

7:00 am-9:00 pm

2 stops15h 00m

San José Juan Santamaria Intl

Sat 11/7

1:55 pm-11:09 pm

1 stop9h 14m

$610

DuluthSan José

DLH Duluth Intl - SJO San José Juan Santamaria Intl

DLHSJO

Duluth Intl

Sat 10/31

7:00 am-7:39 pm

2 stops13h 39m

San José Juan Santamaria Intl

Sat 11/7

7:30 am-11:09 pm

2 stops15h 39m

$615

DuluthLiberia

DLH Duluth Intl - LIR Liberia

DLHLIR

Duluth Intl

Mon 11/2

3:06 pm-11:44 am

2 stops20h 38m

Liberia

Wed 11/4

5:20 pm-11:09 pm

2 stops29h 49m

$649

DuluthLiberia

DLH Duluth Intl - LIR Liberia

DLHLIR

Duluth Intl

Mon 11/2

3:06 pm-1:10 pm

2 stops22h 04m

Liberia

Wed 11/4

5:20 pm-11:09 pm

2 stops29h 49m

$665

DuluthLiberia

DLH Duluth Intl - LIR Liberia

DLHLIR

Duluth Intl

Mon 11/2

3:06 pm-1:10 pm

2 stops22h 04m

Liberia

Wed 11/4

5:20 pm-11:09 pm

2 stops29h 49m

$685

DuluthSan José

DLH Duluth Intl - SJO San José Juan Santamaria Intl

DLHSJO

Duluth Intl

Sat 10/31

7:00 am-7:39 pm

2 stops13h 39m

San José Juan Santamaria Intl

Wed 11/4

8:45 am-2:30 pm

2 stops29h 45m

$696

DuluthSan José

DLH Duluth Intl - SJO San José Juan Santamaria Intl

DLHSJO

Duluth Intl

Sat 10/31

6:17 pm-11:25 am

2 stops18h 08m

San José Juan Santamaria Intl

Wed 11/4

1:55 pm-2:30 pm

2 stops24h 35m

$705

DuluthSan José

DLH Duluth Intl - SJO San José Juan Santamaria Intl

DLHSJO

Duluth Intl

Thu 12/3

7:00 am-10:15 pm

2 stops15h 15m

San José Juan Santamaria Intl

Thu 12/10

7:00 am-10:51 pm

2 stops15h 51m

$813

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

15h 00m

Direct flights

None
The fastest flight from Duluth to Costa Rica takes 15h 00m
There are no direct flights from Duluth to Costa Rica. There are no popular flight routes from Duluth to Costa Rica.
Search flight deals

Frequently asked questions about flying from Duluth to Costa Rica

  • 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.

Frequently asked questions about flying from Duluth to Costa Rica

  • 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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/5
Sat 9/12
By creating a price alert you accept our terms of use and privacy policy.

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
Flights to San Joséfrom $204
Flights to Liberiafrom $328
Flights to Limon
Flights to Tamarindo
Flights to Tortuguero
Flights to Golfito
Flights to Tambor