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Cheap flights from Costa Rica to Duluth from $591

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to Duluth 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 Costa Rica to Duluth

Recent round-trip flight deals from Costa Rica to Duluth

Enter your travel dates to find the best prices.
United Airlines Logo
7:45 am - 11:44 am
SJO
-
DLH
26h 59m
2 stops
United Airlines Logo
6:23 pm - 11:25 am
DLH
-
SJO
17h 02m
2 stops
$591United Airlines
Sat, Oct 31 - Wed, Nov 4
United Airlines Logo
7:55 am - 11:22 pm
SJO
-
DLH
14h 27m
2 stops
United Airlines Logo
6:23 pm - 11:42 am
DLH
-
SJO
18h 19m
2 stops
$603United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
12:30 am - 10:41 am
SJO
-
DLH
33h 11m
2 stops
United Airlines Logo
6:23 pm - 12:21 pm
DLH
-
SJO
42h 58m
2 stops
$726United Airlines
Thu, Aug 6 - Tue, Aug 11
United Airlines Logo
7:15 am - 10:41 am
SJO
-
DLH
26h 26m
2 stops
United Airlines Logo
6:23 pm - 7:37 pm
DLH
-
SJO
26h 14m
2 stops
$742United Airlines
Fri, Aug 7 - Tue, Aug 11
United Airlines Logo
12:30 am - 10:41 am
SJO
-
DLH
33h 11m
2 stops
United Airlines Logo
6:25 pm - 12:21 pm
DLH
-
SJO
18h 56m
2 stops
$954United Airlines
Thu, Aug 6 - Mon, Aug 10

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United Airlines flights from Costa Rica to Duluth

Our best United Airlines deals on Costa Rica to Duluth flight tickets
United Airlines
Oct 31
SJO7:45 amSan José Juan Santamaria Intl
26h 59m
2 stops
DLH11:44 amDuluth Intl
Nov 4
DLH6:23 pmDuluth Intl
17h 02m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
$591
United Airlines
Oct 23
SJO7:55 amSan José Juan Santamaria Intl
14h 27m
2 stops
DLH11:22 pmDuluth Intl
Oct 27
DLH6:23 pmDuluth Intl
18h 19m
2 stops
SJO11:42 amSan José Juan Santamaria Intl
$603
United Airlines
Aug 6
SJO12:30 amSan José Juan Santamaria Intl
33h 11m
2 stops
DLH10:41 amDuluth Intl
Aug 11
DLH6:23 pmDuluth Intl
42h 58m
2 stops
SJO12:21 pmSan José Juan Santamaria Intl
$726

momondo Fare Finder

 
Customize your flight search to find flights from Costa Rica to Duluth 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 July 14, 2026.
Use the filters below to find and compare flights from Costa Rica to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Sat 10/31

7:45 am-11:44 am

2 stops26h 59m

Duluth Intl

Wed 11/4

6:23 pm-11:25 am

2 stops17h 02m

$591
Quickest round-trip

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Fri 10/23

7:55 am-11:22 pm

2 stops14h 27m

Duluth Intl

Tue 10/27

6:23 pm-11:42 am

2 stops18h 19m

$603

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Thu 8/6

12:30 am-10:41 am

2 stops33h 11m

Duluth Intl

Tue 8/11

6:23 pm-12:21 pm

2 stops42h 58m

$726

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Fri 8/7

7:15 am-10:41 am

2 stops26h 26m

Duluth Intl

Tue 8/11

6:23 pm-7:37 pm

2 stops26h 14m

$742

San JoséDuluth

SJO - DLH

SJODLH

San José Juan Santamaria Intl

Thu 8/6

12:30 am-10:41 am

2 stops33h 11m

Duluth Intl

Mon 8/10

6:25 pm-12:21 pm

2 stops18h 56m

$954

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Costa Rica to Duluth flight deals and tips

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

Fastest flight time

26h 26m

Direct flights

None
The fastest flight from Costa Rica to Duluth takes 26h 26m
There are no direct flights from Costa Rica to Duluth. There are no popular flight routes from Costa Rica to Duluth.
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Frequently asked questions about flying from Costa Rica to Duluth

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Costa Rica to Duluth Intl Airport.

  • What documentation or ID do you need to fly to Duluth Intl Airport?

    The travel and health documents required for your trip to Duluth Intl Airport 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 Duluth Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Costa Rica to Duluth

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

    Search flight deals from Costa Rica to Duluth. While viewing offers you’ll have the option to create a Price Alert.

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

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior
Cloquet
Hayward

Why use momondo?

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

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

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

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

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

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

Price alerts on flights to Duluth from Costa Rica are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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