Duluth to San Juan flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Duluth to San Juan is €796 with WestJet (checked on 27 Oct 2026).

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Lowest observed

€796

Average observed

€1,036

Cheapest month

November 2026

Last checked

27 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €796

Below average

12 Nov 2026

WestJet · 3 stops · One way

Cheapest observed day · Last checked: 27 Oct 2026

Departure

16:25

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

One-way fare

One-way fare · No data: click and we will search

Lowest observed: €796, departing 12 Nov 2026 (Last checked: 27 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 6Check live prices for this route
Airlines seen: United Airlines, WestJet
Typical journey time: 39h 35m

Short answer

Routavio has seen United Airlines fares from Duluth to San Juan. The lowest fare Routavio's own searches returned is €796, seen on 27 Oct 2026. The average across the fares we caught is €1,036. November 2026 is the cheapest month in our observations, at €796. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Duluth to San Juan. Prices move often, so pick your dates to see the latest options.

Route distance: 3,942 km
Typical journey time: 39h 35m
Seen on fares with a connection: WestJet, United Airlines
Alternative airports: SIG

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

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Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Airport to city: straight-line distance

Duluth International Airport (DLH) → Duluth, city gazetteer reference point (46.7867, -92.1005): ≈ 10 km.
Fernando Luis Ribas Dominicci Airport (SIG) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 1 km.
Luis Munoz Marin International Airport (SJU) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 11 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much is a flight from Duluth to San Juan?

The lowest fare Routavio has observed is €796, found on 27 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Duluth to San Juan?

In our observations November 2026 is the cheapest month so far, at €796.

Are there direct flights from Duluth to San Juan?

Our data holds no non-stop flight from Duluth to San Juan. The fares on this page include at least one stop.

Which airlines fly from Duluth to San Juan?

Routavio has seen these carriers on the route: United Airlines, WestJet.

How long does the flight from Duluth to San Juan take?

Across the 6 fares Routavio observed, the average journey time is 34h 18m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Duluth to San Juan fares were non-stop?

None of the 9 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide