$190+ Cheap flights from Dayton to San Diego (DAY - 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — SAN
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Dayton to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dayton to San Diego
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Best
Last-minute
One-way
Cheapest flights from Dayton to San DiegoExplore the most affordable flight options available from Dayton to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Dayton to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:37 pm -
2 stops30h 21m
Thu 12/312:37 pm -
1 stop20h 11m
Deal found 10/26![Multiple Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:24 am -
1 stop8h 09m
Mon 11/3010:30 pm -
1 stop9h 12m
Deal found 10/28![Delta logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:37 pm -
2 stops30h 21m
Sun 12/612:37 pm -
1 stop20h 11m
Deal found 10/26![Multiple Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:05 am -
2 stops9h 32m
Sat 12/122:26 pm -
1 stop6h 03m
Deal found 10/27![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:30 am -
2 stops9h 01m
Thu 12/39:43 am -
2 stops9h 23m
Deal found 10/27![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/256:26 am -
1 stop7h 52m
Fri 11/276:42 am -
1 stop8h 19m
Deal found 10/28![American Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:10 pm -
2 stops9h 14m
Fri 11/272:08 pm -
1 stop6h 30m
Deal found 10/28![United Airlines logo]()
$446
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:25 pm -
1 stop8h 37m
Sat 12/510:30 pm -
1 stop9h 12m
Deal found 10/26![Delta logo]()
$447
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 11/107:57 am -
1 stop7h 42m
Sat 11/147:41 am -
1 stop8h 10m
Deal found 10/26![American Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:10 am -
2 stops8h 46m
Sat 11/142:08 pm -
1 stop6h 30m
Deal found 10/26![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:25 pm -
1 stop8h 37m
Wed 12/21:19 pm -
1 stop6h 49m
Deal found 10/26![Delta logo]()
$459
Best flights from Dayton to San DiegoDiscover carefully curated flight deals from Dayton to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Dayton to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/166:40 pm -
1 stop7h 23m
Sat 4/2410:40 pm -
1 stop8h 47m
Deal found 10/30![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:15 am -
1 stop7h 12m
Tue 12/159:43 am -
2 stops9h 23m
Deal found 10/25![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/156:40 pm -
1 stop7h 23m
Mon 2/2210:40 pm -
1 stop8h 47m
Deal found 10/27![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/69:00 am -
2 stops10h 09m
Fri 1/152:26 pm -
1 stop6h 33m
Deal found 10/28![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/206:41 pm -
1 stop7h 52m
Sun 1/2410:20 pm -
1 stop9h 18m
Deal found 10/26![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:10 am -
2 stops8h 46m
Sat 11/142:08 pm -
1 stop6h 30m
Deal found 10/26![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/206:41 pm -
1 stop7h 52m
Tue 1/267:30 am -
2 stops12h 26m
Deal found 10/29![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/305:25 am -
1 stop8h 56m
Wed 2/310:30 am -
1 stop8h 44m
Deal found 10/29![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/272:15 pm -
1 stop8h 11m
Mon 3/17:41 pm -
2 stops11h 08m
Deal found 10/27![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/222:59 pm -
1 stop8h 35m
Mon 1/257:41 pm -
2 stops11h 14m
Deal found 10/29![United Airlines logo]()
$504
Last-minute flights from Dayton to San DiegoDiscover last-minute flight deals from Dayton to San Diego. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Dayton to San Diego. Data last updated October 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:25 pm -
1 stop8h 37m
Wed 12/21:19 pm -
1 stop6h 49m
Deal found 10/26![Delta logo]()
$459
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:25 pm -
1 stop8h 37m
Sat 12/510:30 pm -
1 stop9h 12m
Deal found 10/26![Delta logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:37 pm -
2 stops30h 21m
Thu 12/312:37 pm -
1 stop20h 11m
Deal found 10/26![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:37 pm -
2 stops30h 21m
Sun 12/612:37 pm -
1 stop20h 11m
Deal found 10/26![Multiple Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 11/107:57 am -
1 stop7h 42m
Sat 11/147:41 am -
1 stop8h 10m
Deal found 10/26![American Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:10 am -
2 stops8h 46m
Sat 11/142:08 pm -
1 stop6h 30m
Deal found 10/26![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:30 am -
2 stops9h 01m
Mon 11/2310:40 am -
1 stop7h 09m
Deal found 10/26![United Airlines logo]()
$464
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/256:26 am -
1 stop7h 52m
Fri 11/276:42 am -
1 stop8h 19m
Deal found 10/28![American Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:10 pm -
2 stops9h 14m
Fri 11/272:08 pm -
1 stop6h 30m
Deal found 10/28![United Airlines logo]()
$446
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:24 am -
1 stop8h 09m
Mon 11/3010:30 pm -
1 stop9h 12m
Deal found 10/28![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:10 am -
1 stop7h 17m
Thu 12/311:00 am -
2 stops8h 54m
Deal found 10/27![United Airlines logo]()
$384
One-way flights from Dayton to San DiegoSearch for one-way flight options from Dayton to San Diego. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Dayton to San Diego. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/257:40 am -
1 stop8h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![American Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:16 pm -
3 stops40h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/289:05 pm -
3 stops44h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:24 am -
1 stop8h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:30 am -
2 stops10h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/267:41 am -
2 stops11h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:10 pm -
2 stops9h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/273:15 pm -
2 stops48h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$443
This Priceline deal was found by Cheapflights users on 10/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/275:27 am -
1 stop7h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Alaska Airlines logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:36 am -
3 stops54h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$1,044
Find flight deals from Dayton to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Delta) |
One-way from | $190 (American Airlines) |
Popular in | October |
Cheapest in | January |
Average price | $641 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dayton 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Dayton to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Wed 11/25
7:40 am-12:46 pm
1 stop8h 06m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$190
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Thu 11/26
7:41 am-12:47 pm
1 stop8h 06m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$190
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Thu 12/3
9:16 pm-10:19 am
3 stops40h 03m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$288
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Sun 2/28
9:05 pm-2:38 pm
3 stops44h 33m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$314
Quickest round-trip
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Sun 2/28
6:33 pm-10:34 pm
1 stop7h 01m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$329
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Thu 12/3
1:40 pm-7:07 pm
1 stop8h 27m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$329
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Thu 12/3
5:16 am-11:15 am
2 stops8h 59m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$334
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Sun 2/28
2:15 pm-8:17 pm
2 stops9h 02m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$334
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Thu 11/26
5:30 am-1:24 pm
2 stops10h 54m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$334
DaytonSan Diego
DAY Dayton - SAN San Diego
DAYSAN
Dayton
Wed 11/25
2:10 pm-8:24 pm
2 stops9h 14m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$370
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Dayton 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 Dayton to San Diego in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Dayton-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dayton-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dayton-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Dayton-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 Dayton-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 Dayton to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Dayton with our price prediction graph.
DAY-SAN
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 Dayton to San Diego
How far ahead should I book a flight from Dayton to San Diego?
Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dayton to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Dayton to San Diego?
Currently, January is the cheapest month in which you can book a flight from Dayton to San Diego (average of $378). Flying from Dayton to San Diego in October is currently the most expensive (average of $641). 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 Dayton to San Diego?
Airfare is typical for this route at the moment.
Dayton to San Diego flights typically cost between $343 and $448 in January.The cheapest round-trip price found within the last 5 days was $379 on Delta (Jan 20-Jan 24).
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 October 30, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Dayton to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Dayton to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 3 airlines flying from Dayton to San Diego
Discover the top 3 airlines that operate flights from Dayton 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$410 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$308 | Average$393 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$332 | Average$488 | FlexibilityNo cancel fee | On-time71% |