$109+ Cheap flights from Appleton to San Diego (ATW - SAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SAN
Apr 13 — Apr 201
Round-trip
1 adult, Economy
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Cheapest flights from Appleton to San DiegoExplore the most affordable flight options available from Appleton to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 14, 2026.
Explore the most affordable flight options available from Appleton to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
So 5/172:53 pm
ATW
- SAN
1 stop23h 50m
Multiple Airlines
Do 5/2110:07 pm
SAN
- ATW
1 stop20h 49m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mo 6/15:05 pm
ATW
- SAN
1 stop17h 37m
Multiple Airlines
Fr 6/59:37 am
SAN
- ATW
1 stop11h 07m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$308
This Delta deal was found by Cheapflights users on 3/9. 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.
Sa 4/184:20 pm
ATW
- SAN
1 stop6h 22m
Delta
Di 4/216:25 am
SAN
- ATW
1 stop7h 13m
Delta
Deal found 3/9![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Sa 4/1810:30 am
ATW
- SAN
1 stop7h 03m
United Airlines
Do 4/238:37 pm
SAN
- ATW
2 stops9h 43m
United Airlines
Deal found 3/9![United Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Sa 4/181:30 pm
ATW
- SAN
2 stops10h 30m
American Airlines
Di 4/2112:51 pm
SAN
- ATW
2 stops8h 49m
American Airlines
Deal found 3/9![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mo 4/132:32 pm
ATW
- SAN
1 stop23h 02m
Multiple Airlines
Fr 4/176:25 am
SAN
- ATW
2 stops12h 53m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mo 6/15:05 pm
ATW
- SAN
1 stop8h 50m
Multiple Airlines
So 6/79:59 pm
SAN
- ATW
1 stop15h 12m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mi 6/37:30 am
ATW
- SAN
2 stops15h 42m
Multiple Airlines
Fr 6/59:37 am
SAN
- ATW
1 stop11h 07m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mo 6/15:05 pm
ATW
- SAN
1 stop8h 50m
Multiple Airlines
Mo 6/86:25 am
SAN
- ATW
1 stop14h 19m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Mi 10/288:20 am
ATW
- SAN
1 stop9h 10m
United Airlines
Sa 10/317:00 am
SAN
- ATW
1 stop6h 10m
United Airlines
Deal found 3/10![United Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Fr 6/264:58 pm
ATW
- SAN
1 stop8h 57m
Multiple Airlines
Do 7/29:59 pm
SAN
- ATW
1 stop15h 11m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Mo 4/202:32 pm
ATW
- SAN
1 stop23h 02m
Multiple Airlines
Fr 4/246:25 am
SAN
- ATW
2 stops12h 53m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$351
Best flights from Appleton to San DiegoDiscover carefully curated flight deals from Appleton to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated März 14, 2026.
Discover carefully curated flight deals from Appleton to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated März 14, 2026.
This Delta deal was found by Cheapflights users on 3/10. 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.
Do 6/411:08 am
ATW
- SAN
1 stop8h 53m
Delta
Sa 6/63:20 pm
SAN
- ATW
1 stop5h 34m
Delta
Deal found 3/10![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Do 5/285:30 pm
ATW
- SAN
1 stop7h 04m
United Airlines
Di 6/210:49 am
SAN
- ATW
2 stops8h 15m
United Airlines
Deal found 3/10![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 3/9. 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.
Sa 4/1811:12 am
ATW
- SAN
1 stop9h 07m
Delta
Mo 4/206:25 am
SAN
- ATW
1 stop7h 13m
Delta
Deal found 3/9![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Mi 8/2612:26 pm
ATW
- SAN
2 stops10h 19m
United Airlines
So 8/3010:40 pm
SAN
- ATW
1 stop9h 17m
United Airlines
Deal found 3/13![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 3/10. 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.
Do 6/411:08 am
ATW
- SAN
1 stop8h 53m
Delta
So 6/76:15 am
SAN
- ATW
1 stop8h 22m
Delta
Deal found 3/10![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Mi 7/155:30 pm
ATW
- SAN
1 stop7h 04m
United Airlines
Mi 7/2210:49 am
SAN
- ATW
2 stops9h 56m
United Airlines
Deal found 3/9![United Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 3/12. 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.
Do 4/236:19 pm
ATW
- SAN
1 stop6h 47m
Delta
Sa 4/256:25 am
SAN
- ATW
1 stop7h 13m
Delta
Deal found 3/12![Delta logo]()
$418
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Di 4/142:54 pm
ATW
- SAN
1 stop10h 05m
United Airlines
Sa 4/186:20 am
SAN
- ATW
1 stop8h 28m
United Airlines
Deal found 3/11![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 3/11. 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.
Do 5/711:08 am
ATW
- SAN
1 stop8h 53m
Delta
Mo 5/117:10 pm
SAN
- ATW
2 stops13h 18m
Delta
Deal found 3/11![Delta logo]()
$426
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Di 7/145:30 pm
ATW
- SAN
1 stop7h 04m
United Airlines
Di 7/2110:49 am
SAN
- ATW
2 stops8h 15m
United Airlines
Deal found 3/9![United Airlines logo]()
$444
Last-minute flights from Appleton to San DiegoDiscover last-minute flight deals from Appleton to San Diego. Data last updated März 14, 2026 and is based on user searches.
Discover last-minute flight deals from Appleton to San Diego. Data last updated März 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Mi 4/810:57 am
ATW
- SAN
2 stops9h 28m
American Airlines
Mi 4/1512:17 pm
SAN
- ATW
2 stops9h 23m
American Airlines
Deal found 3/11![American Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mo 4/132:32 pm
ATW
- SAN
1 stop23h 02m
Multiple Airlines
Fr 4/176:25 am
SAN
- ATW
2 stops12h 53m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 3/9. 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.
Do 4/164:20 pm
ATW
- SAN
1 stop6h 22m
Delta
Do 4/236:15 am
SAN
- ATW
1 stop9h 23m
Delta
Deal found 3/9![Delta logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Fr 4/172:32 pm
ATW
- SAN
1 stop25h 52m
Multiple Airlines
Do 4/237:23 pm
SAN
- ATW
1 stop25h 08m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 3/9. 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.
Sa 4/1811:12 am
ATW
- SAN
1 stop9h 07m
Delta
Do 4/236:15 am
SAN
- ATW
1 stop9h 23m
Delta
Deal found 3/9![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Sa 4/1810:30 am
ATW
- SAN
1 stop7h 03m
United Airlines
Do 4/238:37 pm
SAN
- ATW
2 stops9h 43m
United Airlines
Deal found 3/9![United Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Sa 4/181:30 pm
ATW
- SAN
2 stops10h 30m
American Airlines
Di 4/2112:51 pm
SAN
- ATW
2 stops8h 49m
American Airlines
Deal found 3/9![American Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
So 4/192:53 pm
ATW
- SAN
1 stop28h 55m
Multiple Airlines
Do 4/237:23 pm
SAN
- ATW
1 stop25h 08m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
So 4/192:53 pm
ATW
- SAN
1 stop28h 55m
Multiple Airlines
Fr 4/246:25 am
SAN
- ATW
2 stops12h 53m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Mo 4/202:32 pm
ATW
- SAN
1 stop23h 02m
Multiple Airlines
Fr 4/2411:01 am
SAN
- ATW
1 stop9h 30m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mo 4/202:32 pm
ATW
- SAN
1 stop23h 02m
Multiple Airlines
Do 4/2312:25 pm
SAN
- ATW
2 stops30h 53m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$360
One-way flights from Appleton to San DiegoSearch for one-way flight options from Appleton to San Diego. Find affordable one-way fares based on user searches. Data last updated März 14, 2026.
Search for one-way flight options from Appleton to San Diego. Find affordable one-way fares based on user searches. Data last updated März 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Sa 4/43:19 pm
ATW
- SAN
1 stop18h 02m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Sa 6/272:21 pm
ATW
- SAN
1 stop30h 16m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Mi 4/1510:00 am
ATW
- SAN
2 stops24h 34m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Sa 8/12:24 pm
ATW
- SAN
1 stop30h 13m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mo 4/134:59 pm
ATW
- SAN
2 stops22h 18m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mo 8/37:00 am
ATW
- SAN
1 stop13h 37m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$196
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Di 4/216:31 pm
ATW
- SAN
1 stop7h 02m
American Airlines
Deal found 3/9![American Airlines logo]()
$199
This Delta deal was found by Cheapflights users on 3/11. 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.
Mi 4/156:19 pm
ATW
- SAN
1 stop6h 47m
Delta
Deal found 3/11![Delta logo]()
$204
Find flight deals from Appleton to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) 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 März 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $304 (Kiwi.com) |
One-way from | $109 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $525 |
Cheapflights Fare Finder
Customize your flight search to find flights from Appleton 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 März 14, 2026.
Use the filters below to find and compare flights from Appleton to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Do 6/4
11:08 am-6:01 pm
1 stop8h 53m
San Diego
Sa 6/6
3:20 pm-10:54 pm
1 stop5h 34m
$349
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Do 5/28
5:30 pm-10:34 pm
1 stop7h 04m
San Diego
Di 6/2
10:49 am-9:04 pm
2 stops8h 15m
$354
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Sa 4/18
11:12 am-6:19 pm
1 stop9h 07m
San Diego
Mo 4/20
6:25 am-3:38 pm
1 stop7h 13m
$354
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Mi 8/26
12:26 pm-8:45 pm
2 stops10h 19m
San Diego
So 8/30
10:40 pm-9:57 am
1 stop9h 17m
$400
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Do 6/4
11:08 am-6:01 pm
1 stop8h 53m
San Diego
So 6/7
6:15 am-4:37 pm
1 stop8h 22m
$404
Quickest round-trip
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Do 4/23
6:19 pm-11:06 pm
1 stop6h 47m
San Diego
Sa 4/25
6:25 am-3:38 pm
1 stop7h 13m
$418
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Mi 7/15
5:30 pm-10:34 pm
1 stop7h 04m
San Diego
Mi 7/22
10:49 am-10:45 pm
2 stops9h 56m
$426
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Do 5/7
11:08 am-6:01 pm
1 stop8h 53m
San Diego
Mo 5/11
7:10 pm-10:28 am
2 stops13h 18m
$426
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Di 4/14
2:54 pm-10:59 pm
1 stop10h 05m
San Diego
Sa 4/18
6:20 am-4:48 pm
1 stop8h 28m
$439
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Di 7/14
5:30 pm-10:34 pm
1 stop7h 04m
San Diego
Di 7/21
10:49 am-9:04 pm
2 stops8h 15m
$444
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Appleton 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 Appleton to San Diego in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Appleton-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Appleton-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Appleton-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Appleton-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 Appleton-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 Appleton to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Appleton with our price prediction graph.
ATW-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 Appleton to San Diego
How far ahead should I book a flight from Appleton to San Diego?
Use this chart to determine the optimal time to book a round-trip flight from Appleton to San Diego. Price data was last updated on March 13, 2026.
Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Appleton 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 Appleton to San Diego?
Currently, June is the cheapest month in which you can book a flight from Appleton to San Diego (average of $149). Flying from Appleton to San Diego in March is currently the most expensive (average of $257). 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 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 März 14, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Appleton to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Appleton to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove
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Appleton and San Diego flights
Browse other Appleton and San Diego flight options. Last updated on März 14, 2026.
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Other flights to San Diego
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Top 3 airlines flying from Appleton to San Diego
Discover the top 3 airlines that operate flights from Appleton 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 März 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$239 | Average$423 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$282 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$438 | FlexibilityNo cancel fee | On-time69% |