Cheap flights from San Antonio to Duluth (SAT - DLH)

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How to find the cheapest flight from
San Antonio (SAT) to Duluth (DLH)

All the information you need to plan the best SAT to DLH flight in 2021: compare San Antonio to Duluth flight prices with the expected peak season, weather and rainfall in Duluth.
What is the cheapest day to fly round-trip from San Antonio to Duluth?

Thursday flights are found to be more expensive to fly from San Antonio to Duluth. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Duluth.

What is the cheapest month to fly from San Antonio to Duluth?

Our data shows that April tends to be the cheapest month to fly to Duluth from San Antonio. Users have commonly found prices around $337 for the month, but tickets can be as low as $176. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from San Antonio to Duluth (SAT - DLH)?

A simple way to save on the total cost of your ticket is to fly from San Antonio to Duluth in the afternoon. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight at noon.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">San Antonio</span> to <span class="emphasized">Duluth</span> flights.

Flight FAQs

From San Antonio to Duluth

Are flight prices decreasing from San Antonio to Duluth due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Antonio and Duluth for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from San Antonio to Duluth Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Delta, United Airlines, and American Airlines flying from San Antonio to Duluth Intl have implemented new flexible cancellation policies.

Does it rain more in San Antonio or Duluth?

The rainfall in San Antonio is generally same as the rainfall in Duluth. This will continue over the next 9 days.

Is San Antonio weather warmer or cooler than Duluth?

Our data indicates that the weather will be 97 °F on average in the month of August. The temperature in Duluth is typically colder than in San Antonio. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

COVID Restrictions

View COVID Travel Restrictions for Duluth, MN

Do I need a COVID test to fly to Duluth from San Antonio?

Information is based on travel restrictions for travel to Duluth Intl within the United States

Most visitors from San Antonio need to provide a negative COVID-19 test result and/or quarantine to enter Duluth Intl.

COVID-19 testing requirements
Visitors from San Antonio must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Duluth Intl.

Quarantine requirements
Visitors from San Antonio are not required to quarantine after entering Duluth Intl.

Do I need a test to fly back to San Antonio from Duluth?

Returning to San Antonio from Duluth Intl

COVID-19 testing requirements
Visitors from Duluth Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Antonio.

Quarantine requirements
Visitors from Duluth Intl are not required to quarantine after entering San Antonio.

Hide COVID Travel Restrictions for Duluth, MN

Alternative routes for San Antonio to Duluth

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Duluth

Things to know before you go - useful duration and weather info for your trip from San Antonio to Duluth.
Average temperature for July in Duluth
77.0 °F
Avg rainfall for July in Duluth
4.0 ″

Airports servicing San Antonio

Airports servicing Duluth

Top 3 airlines flying from San Antonio to Duluth

The chart below displays the airlines Cheapflights users traveling from San Antonio to Duluth choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$206 $353 No cancel fee 71%
United Airlines
$234 $430 No cancel fee 69%
Delta
$226 $475 No cancel fee N/A
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