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$120 Cheap Flights from Sioux Falls (FSD) to San Diego (SAN)

View $120 flight on Fri, Oct 2, 2026Opens in a new window

Popular airlines from Sioux Falls Regional Airport (FSD) to San Diego Intl. Airport (SAN)

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Cheap Flights from Sioux Falls to San Diego (FSD-SAN)

Prices were available within the past 7 days and start at $120 for one-way flights and $240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Sep 28 - Mon, Oct 5
FSD
Sioux Falls
SAN
San Diego
$240 Roundtrip, found 21 hours ago
$240
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Sep 28 from Sioux Falls to San Diego, returning Mon, Oct 5, priced at $240 found 21 hours ago
Frontier Airlines
Fri, Sep 25 - Fri, Oct 2
FSD
Sioux Falls
SAN
San Diego
$265 Roundtrip, found 21 hours ago
$265
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Fri, Sep 25 from Sioux Falls to San Diego, returning Fri, Oct 2, priced at $265 found 21 hours ago
Frontier Airlines
Mon, Sep 21 - Fri, Sep 25
FSD
Sioux Falls
SAN
San Diego
$310 Roundtrip, found 3 hours ago
$310
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Mon, Sep 21 from Sioux Falls to San Diego, returning Fri, Sep 25, priced at $310 found 3 hours ago
Frontier Airlines
Mon, Sep 28 - Mon, Oct 5
FSD
Sioux Falls
SAN
San Diego
$320 Roundtrip, found 21 hours ago
$320
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Sep 28 from Sioux Falls to San Diego, returning Mon, Oct 5, priced at $320 found 21 hours ago
American Airlines
Sat, Oct 17 - Tue, Oct 20
FSD
Sioux Falls
SAN
San Diego
$321 Roundtrip, found 1 hour ago
$321
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Oct 17 from Sioux Falls to San Diego, returning Tue, Oct 20, priced at $321 found 1 hour ago
Frontier Airlines
Mon, Sep 28 - Mon, Oct 5
FSD
Sioux Falls
SAN
San Diego
$325 Roundtrip, found 21 hours ago
$325
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Sep 28 from Sioux Falls to San Diego, returning Mon, Oct 5, priced at $325 found 21 hours ago
American Airlines
Sat, Oct 17 - Tue, Oct 20
FSD
Sioux Falls
SAN
San Diego
$330 Roundtrip, found 1 hour ago
$330
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Oct 17 from Sioux Falls to San Diego, returning Tue, Oct 20, priced at $330 found 1 hour ago
Delta
Tue, Nov 3 - Tue, Nov 17
FSD
Sioux Falls
SAN
San Diego
$341 Roundtrip, found 2 hours ago
$341
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Nov 3 from Sioux Falls to San Diego, returning Tue, Nov 17, priced at $341 found 2 hours ago
United
Sat, Oct 17 - Tue, Oct 20
FSD
Sioux Falls
SAN
San Diego
$341 Roundtrip, found 1 hour ago
$341
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Oct 17 from Sioux Falls to San Diego, returning Tue, Oct 20, priced at $341 found 1 hour ago
Alaska Airlines
Sat, Dec 5 - Sat, Dec 12
FSD
Sioux Falls
SAN
San Diego
$625 Roundtrip, found 3 hours ago
$625
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat, Dec 5 from Sioux Falls to San Diego, returning Sat, Dec 12, priced at $625 found 3 hours ago

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McClellan-Palomar CLD. Cheapest option available. Average driving time to city center is 38 minutes. Flights from $857
CLD
McClellan-Palomar
Cheapest
Average driving time to city center38 min
Flights from $857

Find the cheapest month to fly from Sioux Falls (FSD) to San Diego (SAN)

May is typically the cheapest month to fly

From $190 - $636 per traveler.

What you need to know for your flight from Sioux Falls Regional to San Diego Intl.

Sioux Falls (FSD) to San Diego (SAN) at a glance

Travel conveniently between Sioux Falls (FSD) and San Diego (SAN) with a range of airlines offering this domestic short-haul route. You can compare options from both full-service and budget carriers to discover the itinerary that best suits your budget and schedule. As you plan your trip to experience San Diego's iconic attractions and vibrant neighborhoods, be sure to check the essential details for flights from Sioux Falls Regional Airport to San Diego International Airport.

  • Fastest flight duration: around 4h 30m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 1,300 miles (2,090 km)
  • Flights per week: around 11 departures on average
  • Typical fares (one-way): economy tickets often range from $105–$410, depending on seasonality and how far ahead you book

Flights from Sioux Falls Regional Airport (FSD) to San Diego International Airport (SAN)

Based on recent traveler bookings, here are the top airlines favored for flights from Sioux Falls to San Diego, primarily featuring one-stop services. Common layover points include Denver International Airport (DEN) with a layover of about 1 hour and 15 minutes, Sky Harbor International Airport (PHX) at roughly 1 hour and 30 minutes, and Minneapolis-St. Paul International Airport (MSP) with an approximate layover of 1 hour and 45 minutes. This selection allows you to balance price, travel time, and cabin class to discover the ideal itinerary.

  • United: This full-service airline provides a one-stop travel option with one-way fares generally falling between $135 and $415. It accounts for about 51% of departures on this route, featuring an in-flight duration of 4 hours and 30 minutes, and a total travel time of roughly 6 hours, including the layover.
  • American Airlines: Another full-service option, American Airlines offers one-stop services with one-way ticket prices typically ranging from $125 to $415. This carrier represents around 27% of departures for this route, with an in-flight time of 4 hours and 30 minutes and an overall journey time of about 6 hours, factoring in the layover.
  • Delta: Delta operates as a full-service carrier providing one-stop flights, with one-way fares usually between $130 and $390. It makes up approximately 12% of the departures on this route, featuring a flight time of 4 hours and 30 minutes and a total travel duration of about 6 hours, including the layover.
  • Frontier Airlines: As a low-cost carrier, Frontier Airlines offers one-stop services with one-way fares that typically range from $105 to $245. This airline comprises about 10% of departures on this route, with an in-flight time of 4 hours and 30 minutes and an overall journey time of approximately 6 hours, including layover time.

Best time to fly from Sioux Falls (FSD) to San Diego (SAN)

The most popular months for travelers flying from Sioux Falls to San Diego are January, March, and June, when peak temperatures in San Diego reach up to 66.4°F in June. If you prefer quieter travel, consider August, the least busy time to visit with temperatures around 72.3°F and typically the lowest average one-way fare (around $206). Flight availability peaks in June, July, September, and December, with approximately 13 flights per week, making it easier to find convenient departure times. April has the fewest flights, with approximately 9 flights per week.

  • Cheapest time to fly: August usually offers good deals with average one-way fare around $206, roughly 11% cheaper than the yearly average.
  • More budget-friendly months to fly: September, May, and April typically offer average one-way fares of around $219.
  • Most flight options: June, July, September, and December have the highest number of flights from Sioux Falls to San Diego, with approximately 13 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January57.4°F (14.1°C)Moderately High11$230
February56.8°F (13.8°C)Average10$234
March58.1°F (14.5°C)Moderately High10$264
April60.6°F (15.9°C)Average9$221
May62.6°F (17.0°C)Average12$219
June66.4°F (19.1°C)Moderately High13$244
July70.5°F (21.4°C)Average13$223
August72.3°F (22.4°C)Moderately Low12$206
September72.0°F (22.2°C)Moderately Low13$217
October68.2°F (20.1°C)Average11$276
November62.6°F (17.0°C)Moderately Low11$247
December57.4°F (14.1°C)Average13$232

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Sioux Falls (FSD) to San Diego (SAN)

  • Sioux Falls to Carlsbad (FSD-CLD): McClellan-Palomar Airport (CLD) is located approximately 28 miles from San Diego International Airport (SAN). One-way economy tickets on this route generally vary from $135 to $415, influenced by the season and how far in advance you book. Flights typically include one-stop options, with most connections occurring at Sky Harbor International Airport (PHX). American Airlines is the leading carrier for this route, and first-class service is also offered.
  • Sioux City to San Diego (SUX-SAN): Sioux Gateway Airport (SUX) is about 83 miles from Sioux Falls Regional Airport (FSD). On this route, one-way economy fares usually range between $120 and $325, depending on the time of year and booking timing. Travelers can expect primarily one-stop flights, with common layover points at Denver International Airport (DEN) and O'Hare International Airport (ORD). United Airlines is the most frequented airline for this journey.

How to find the best prices for flights from Sioux Falls (FSD) to San Diego (SAN)

Getting some of the best deals on flights from Sioux Falls to San Diego is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Evening flights (6 PM to 12 AM) often offer lower prices, although morning flights (5 AM to 12 PM) are the most popular. Additionally, flying on Monday generally results in cheaper prices, while Thursday remains the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find San Diego hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at San Diego International Airport from Sioux Falls Regional Airport

San Diego welcomes travelers from Sioux Falls with a range of transport options based on price, convenience, and proximity. Here's how to reach San Diego efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in San Diego, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from San Diego International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at San Diego International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From San Diego International Airport, Seaport, a seaport, is located about 0.1 miles away on foot, while B Street Cruise Ship Terminal, a cruise terminal, is about 3 miles from the airport and can be reached by car. Additionally, Middletown Station, a metro station, is situated about 2.3 miles away and is typically accessed by car.

Frequently asked questions

How much does a flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) cost?
You can find cheap one-way flights from $120 and cheap return flights from $240 Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) with Expedia. One-way flights generally range between $294 and $1214, and roundtrip flights usually range from $399 to $1441. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
May is the cheapest month to fly from Sioux Falls, SD (FSD) to San Diego, CA (SAN), with average round-trip fares around $389. This price is about 14% lower than the average throughout the year, as May often sees a lull in travel after the spring season. Other budget-friendly months include January and April.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
Enter FSD to SAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
Frontier Airlines is one of the cheapest airlines offering connecting flights from Sioux Falls, SD (FSD) to San Diego, CA (SAN), with round-trip tickets starting from around $676 with a layover in Denver Intl. (DEN). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
The ideal months to fly from Sioux Falls (FSD) to San Diego (SAN) are May and September, with average return flight prices around $389. These months not only offer good prices but also pleasant weather, making them perfect for a getaway to sunny California.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
The earliest flight from Sioux Falls (Sioux Falls Regional) to San Diego (San Diego International) usually departs at around 5:00 AM, operated by Delta and Alaska Airlines. This seasonal service is available in March and April, allowing you to maximize your time in sunny San Diego. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from Sioux Falls Regional (FSD) to San Diego International Airport (SAN) are in the morning, from 6am to 9am. About 32% of passengers choose this time window. Many major carriers, including American Airlines, United Airlines and United Airlines, offer flights during this window. This timing is favored because it helps you maximize your time in San Diego after landing.
How long does it take to fly from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
Flying from FSD to SAN with a connection usually takes about 9 hours, traveling roughly 1,335 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
You can fly first class between FSD and SAN. First class cabins are available on:

  • American Airlines
  • United Airlines
  • Delta Air Lines

How do I earn miles on a Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego from Sioux Falls Regional (FSD)?
From Sioux Falls Regional (FSD), you can fly into San Diego Intl. (SAN) to reach San Diego. Some flights may connect through major hubs like Denver Intl. (DEN), Minneapolis - St. Paul Intl. (MSP), O'Hare Intl. (ORD) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) San Diego Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Sioux Falls, SD (FSD-Sioux Falls Regional) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sioux Falls Regional
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$240
Distance
1335 mi

Book with confidence

Sioux Falls to San Diego Flights

The cheapest times to fly from Sioux Falls to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sioux Falls to San Diego are during the month of September. You can find some of the cheapest flights from Sioux Falls to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sioux Falls to San Diego

Sunday is one of the best days to book for cheap flights from Sioux Falls to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sioux Falls to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sioux Falls to San Diego in 2026. You can also book with separate airlines for your outbound and return journeys, from $120 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sioux Falls to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sioux Falls to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sioux Falls to San Diego Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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