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$429+ Cheap flights from Fort Smith to San Diego (FSM - SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
FSM — SAN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Fort Smith to San Diego

Cheapest flights from Fort Smith to San Diego
Explore the most affordable flight options available from Fort Smith to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:41 pm
FSM
-
SAN
1 stop7h 15m
American Airlines
Sat 4/2511:01 am
SAN
-
FSM
1 stop5h 10m
American Airlines
Deal found 1/28$429
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:24 pm
FSM
-
SAN
1 stop7h 35m
American Airlines
Mon 2/1612:45 pm
SAN
-
FSM
1 stop7h 47m
American Airlines
Deal found 1/28$673
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:15 pm
FSM
-
SAN
1 stop7h 26m
American Airlines
Sat 6/134:39 pm
SAN
-
FSM
1 stop5h 15m
American Airlines
Deal found 1/28$679

Find flight deals from Fort Smith to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Fort Smith (FSM) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$429
(American Airlines)

Popular in

January

Cheapest in

August

Average price

$744
Provider with most accurate pricing for Fort Smith-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Fort Smith-San Diego flights.
Search Deals
From Fort Smith to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fort Smith to San Diego 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Fort Smith to San Diego that are best for you.

Fly from

Fort Smith

Fly to

San Diego

Route

Depart

Return

Price

Fort SmithSan Diego

FSM - SAN

FSMSAN

Fort Smith

Wed 4/22

6:41 pm-11:56 pm

1 stop7h 15m

San Diego

Sat 4/25

11:01 am-6:11 pm

1 stop5h 10m

$429

Fort SmithSan Diego

FSM - SAN

FSMSAN

Fort Smith

Mon 6/1

5:15 pm-10:41 pm

1 stop7h 26m

San Diego

Sat 6/13

4:39 pm-11:54 pm

1 stop5h 15m

$679

Fort SmithSan Diego

FSM - SAN

FSMSAN

Fort Smith

Thu 2/12

6:07 am-12:03 pm

2 stops7h 56m

San Diego

Mon 2/16

12:45 pm-10:32 pm

1 stop7h 47m

$722

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Compare providers for flights from Fort Smith to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Fort Smith to San Diego in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Fort Smith-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Fort Smith-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Fort Smith-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Fort Smith-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Fort Smith-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Fort Smith to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Fort Smith 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 Fort Smith to San Diego

What is the cheapest month to book a flight from Fort Smith to San Diego?

Currently, April is the cheapest month in which you can book a flight from Fort Smith to San Diego (average of $138). Flying from Fort Smith to San Diego in December is currently the most expensive (average of $268). 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.

How much does it cost to fly round-trip from Fort Smith to San Diego?

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Fort Smith to San Diego, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,205 reviews

Entertainment

6.9

Crew

8.0

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.2
Good
11,205 reviews
American Airlines
7.2
Good
11,205 reviews

Entertainment

6.9

Crew

8.0

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Related info for your journey

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

  • How long is the flight from Fort Smith to San Diego?

    There are many flights that can get you from Fort Smith to San Diego in 7h 15m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 1316 mi.

  • What is the cheapest airline to fly from Fort Smith to San Diego round-trip?

    Cheapflights users have booked flights from Fort Smith to San Diego round-trip from $288. This flight start at 35% lower than the current average price 3 months from now.

  • Can I find deals for flights from Fort Smith to San Diego that include hotel bookings?

    Yes. In addition to deals on Fort Smith to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Fort Smith to San Diego?

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

  • Can I find deals for business class flights from Fort Smith to San Diego?

    Yes. Cheapflights offers flight deals from Fort Smith to San Diego 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 Fort Smith to San Diego?

    Currently, April is the cheapest month in which you can book a flight from Fort Smith to San Diego (average of $138). Flying from Fort Smith to San Diego in December is currently the most expensive (average of $268). 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.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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Top airline flying from Fort Smith to San Diego

Discover the top airline that operate flights from Fort Smith to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$450FlexibilityNo cancel feeOn-time71%

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