What are the cheapest airlines flying from Duluth to San Antonio round-trip?

United Airlines, at $258, was found to be the cheapest airline from Duluth to San Antonio. An alternate airline flying to your destination would be Delta. United Airlines is 38% cheaper than the average price of flights available within the next 90 days to this destination.

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

Travelers seeking maximum savings on their Duluth to San Antonio flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What is the cheapest time of day to fly from DLH to SAT?

It’s optimal to fly from Duluth to San Antonio at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the morning.

Can I find deals for flights from Duluth to San Antonio that include hotel bookings?

Yes. In addition to deals on Duluth to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Duluth to San Antonio?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to San Antonio.

Can I find deals for business class flights from Duluth to San Antonio?

Yes. Cheapflights offers flight deals from Duluth to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Duluth to San Antonio

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Cheap flight deals from Duluth to San Antonio

Popular in	August
Cheapest in	April

Highest demand for flights based on searches. 13% potential increase in price ($68 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).

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Best time to book a flight from Duluth to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Duluth with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Duluth to San Antonio

What is the cheapest month to book a flight from Duluth to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Duluth to San Antonio (average of $295). Flying from Duluth to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing San Antonio

Read reviews from past customers who have flown Delta and United Airlines from Duluth to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,961 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,926 reviews

Delta

8.0

Very good

7,961 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Duluth to San Antonio round-trip?
United Airlines, at $258, was found to be the cheapest airline from Duluth to San Antonio. An alternate airline flying to your destination would be Delta. United Airlines is 38% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Duluth to San Antonio that include hotel bookings?
Yes. In addition to deals on Duluth to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Duluth to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to San Antonio.
Can I find deals for business class flights from Duluth to San Antonio?
Yes. Cheapflights offers flight deals from Duluth to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Duluth to San Antonio?
Currently, August is the cheapest month in which you can book a flight from Duluth to San Antonio (average of $295). Flying from Duluth to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Other flights to San Antonio

Top 2 airlines flying from Duluth to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$258	Average$403	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$258	Average$343	FlexibilityNo cancel fee	On-timeN/A

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

Find cheap flights from Duluth to San Antonio with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Duluth to San Antonio

Popular in

Cheapest in

Best time to book a flight from Duluth to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Duluth with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Duluth to San Antonio

What is the cheapest month to book a flight from Duluth to San Antonio?

Reviews of airlines servicing San Antonio

Read reviews from past customers who have flown Delta and United Airlines from Duluth to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Duluth to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Duluth to San Antonio round-trip?

Can I find deals for flights from Duluth to San Antonio that include hotel bookings?

How can I find direct flights from Duluth to San Antonio?

Can I find deals for business class flights from Duluth to San Antonio?

What is the cheapest month to book a flight from Duluth to San Antonio?

Traveling to a place near San Antonio?

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Alternative routes for Duluth to San Antonio

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Top 2 airlines flying from Duluth to San Antonio

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