$59 Cheap Flights from San Diego International
One-way
Departing from
San Diego International
Going to
anywhere
Cincinnati (CVG)
United States • September, 2026
88% AI deal score
$338 $79
Salt Lake City (SLC)
United States • May, 2026
88% AI deal score
$435 $84
Dallas (DFW)
United States • May, 2026
87% AI deal score
$420 $84
San Jose (SJC)
United States • September, 2026
86% AI deal score
$258 $59
Denver (DEN)
United States • May, 2026
85% AI deal score
$345 $84
This is the lowest one-way flight price found by RatePunk users in the last 24 hours for a flight going to anywhere. Fares are subject to change and may not be available for all dates. (Data last updated 4/11/2026).
533,492 searches in the past 7 days on RatePunk
Flight deals up to 90% off
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Sort deals by biggest savings
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AI deal score and AI insights
The AI score shows how good each deal is—based on price and overall travel quality.
Top Destinations Where Can You Fly from San Diego International
Cheap flights from San Diego International
Find flights from San Diego International to anywhere
Looking for inspiration on destinations? Here are some popular flight deals from San Diego International one-way fares:
See more destinations you can fly to from San Diego International – anywhere in the world at the best prices.
See More DestinationsLast-Minute Flights from San Diego International
The best flight deals leaving from San Diego International soon
Mon, Apr 20
⌛ Last-Minute
San Diego (SAN) - Denver (DEN)
Frontier Airlines airlines • Direct
$115
$56
-$59
51%
Mon, Apr 20
⌛ Last-Minute
San Diego (SAN) - Ubon Ratchathani Province (UBP)
Alaska Airlines, Inc. airlines • 3 stops • San Francisco (SFO), Taipei (TPE), Bangkok (BKK)
$613
Mon, Apr 20
⌛ Last-Minute
San Diego (SAN) - Bangkok (BKK)
Alaska Airlines, Inc. airlines • 2 stops • San Francisco (SFO), Taipei (TPE)
$510
$544
+$34
7%
Tue, Apr 21
⌛ Last-Minute
San Diego (SAN) - Washington, D.C. (BWI)
Alaska Airlines, Inc. airlines • 3 stops • Portland (PDX), Vancouver (YVR), Seattle (SEA)
$3,900
$3,029
-$871
22%
Tue, Apr 21
⌛ Last-Minute
San Diego (SAN) - Seoul (ICN)
Alaska Airlines, Inc. airlines • 2 stops • Portland (PDX), Vancouver (YVR)
$1,090
$512
-$578
53%
Tue, Apr 21
⌛ Last-Minute
San Diego (SAN) - Frankfurt (FRA)
Frontier Airlines airlines • 2 stops • Denver (DEN), Reykjavik (KEF)
$705
$485
-$220
31%
More last-minute deals from San Diego International
Need to travel soon? Here are some great last-minute flight deals from San Diego International for trips departing in the next couple of weeks. (If you can plan ahead, booking about a month in advance is usually cheaper on average, but we’ve got you covered for spontaneous trips too!)
Tip: If you don’t see your preferred destination here, try searching anyway – new deals pop up daily. Also, remember that flights tend to cost less when booked ~30 days ahead rather than at the last minute, so if you’re planning a trip and have some flexibility, start looking early!
Facts About Flights from San Diego International
Nearby airport(s)
Insights for flights from San Diego International
Most popular airlines from San Diego International
American Airlines
Alaska Airlines, Inc.
JetBlue Airways
Delta Air Lines
Frontier Airlines
Allegiant Air
Hawaiian Airlines
Spirit Airlines
Most popular destinations from San Diego International
SAN Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
SAN airport insights
Best days to catch a deal
Wednesday, Monday
Based on the data, Saturday and Tuesday tend to have the best flight deals from San Diego International airport. You're most likely to find affordable flights departing from San Diego International if you search for flights on those days.
Avg. deal survival time
7.1 hours
Deals from San Diego International Airport last 7.1 hours on average. Be sure to book quickly when you find a deal from {{ San Diego International Airport }} that you like!
Rare deal frequency
8 deals
We found 8 rare flight deals that originate from San Diego International Airport in the past month. These rare deals had an AI Deal Score of 90+ and are usually mistake fares, special promotions, or ultra-discounts.
Average price drop
-66%
Deals that originate from San Diego International airport have an average price drop of 65.7%. Travelers can save a significant amount of money on flights by departing from San Diego International.
Next 4 weeks: deal forecast
San Diego Flight Forecast - Next Month
Based on current trends, flight deals from San Diego International Airport are expected to remain stable next month. There are no significant price drops or increases anticipated.
Top 5 biggest price drops (last 3 months)
Found on April 9
SAN - Bilbao
$2,600 → $349
87%
Found on April 5
SAN - Jeju City
$4,015 → $699
83%
Found on April 5
SAN - Norfolk
$780 → $178
77%
Found on April 5
SAN - Cincinnati
$675 → $158
77%
Found on April 9
SAN - Málaga
$1,400 → $342
76%
Check these nearby airports too
Looking for more options? These airports near SAN sometimes drop rare deals too:
Mexicali International (MXL)
~11 rare deals/month
Palm Springs International (PSP)
~11 rare deals/month
Tijuana International (TIJ)
~10 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially MXL and PSP for long-haul deal surprises.
Travel Trends: Popular Destinations from San Diego International
Every month, we analyze search and booking data to see where travelers from San Diego International are heading. Here are the current hot destinations from San Diego International:
Top domestic destinations
Los Angeles
TOP
San Diego International
San Francisco
TOP
San Diego International
Las Vegas
TOP
San Diego International
These cities are seeing the most searches and bookings from San Diego International this month.
Top international destinations
Travelers from San Diego International are flocking here, possibly due to seasonal events or great deals.
Travel trend insight
San Diego travelers are increasingly drawn to international destinations, reflecting a desire for diverse cultural experiences and global connectivity. London, Tokyo, and Paris are trending due to their iconic landmarks, rich histories, and vibrant arts scenes, offering unique experiences that appeal to a wide range of interests from history buffs to culinary enthusiasts.
Booking Flights from San Diego International: Frequently Asked Questions
Pro Tips for Finding Cheap Flights from San Diego International
Finding the cheapest airfare from San Diego International is easier if you use a few smart strategies. Here are our top tips to help you score a great deal:
Be a Date Detective!: Flexibility is your superpower! Flying on Tuesdays or Wednesdays is often cheaper than weekends. Use a flight search engine to view prices across a whole month to pinpoint the cheapest days to fly from San Diego.
Destination: Anywhere!: Feeling adventurous? Set your destination to 'Anywhere' on flight search engines. You might stumble upon a surprisingly affordable trip to a place you've never considered. Maybe it will be your best trip yet!
Embrace Off-Peak Adventures: Avoid the tourist rush and save money by traveling during the off-season. Think spring or fall instead of summer or holidays. Plus, you'll enjoy fewer crowds and a more relaxed travel experience!
Airport Alternatives: San Diego is not alone! Check flights from nearby airports like Tijuana (TIJ) or Los Angeles (LAX). You might find significantly cheaper fares, just factor in the cost and travel time to the alternative airport.
Round-Trip Rumble: Don't assume round-trip is always the best deal. Sometimes, booking two one-way tickets with different airlines can save you money. Compare both options to see which one wins!
Mileage Master: Put those airline miles and credit card points to work! Redeeming them for flights can drastically reduce your travel costs. Keep an eye out for transfer bonuses to maximize your points' value.
Early Bird Gets the Worm (and the Cheap Flight): Booking in advance, typically a few months before your trip, can often lead to lower fares. However, keep an eye on prices, as waiting too long might cause prices to spike as the departure date nears.
Fare Alert Fanatic: Sign up for fare alerts from various flight search engines, including RatePunk! You'll receive email notifications when prices drop for your desired destinations, helping you snag the best deals. Don't miss out!
Mix and Match Airlines: Consider flying to your destination with one airline and returning with another. Sometimes, different airlines offer better deals on specific legs of the journey, allowing you to optimize your savings.
Incognito is your Amigo: Clear your browser's cookies or use incognito mode when searching for flights. Some websites track your searches and may increase prices to create a sense of urgency. Stay one step ahead!
By using these tips and the tools on our site, you’ll increase your chances of finding a fantastic flight deal from San Diego International. Happy travels!
Explore More Destinations from San Diego International
Looking for more options? Here are some popular routes and related travel deals: