$163+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SAN
Jul 13 — Jul 201
Round-trip
1 adult, Economy
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Find cheap flights from Appleton to San Diego with Cheapflights
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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
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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 June 13, 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 June 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 10/305:29 pm
ATW
- SAN
1 stop24h 12m
Multiple Airlines
Mon 11/26:25 am
SAN
- ATW
1 stop14h 42m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Mon 9/141:27 pm
ATW
- SAN
1 stop12h 32m
Multiple Airlines
Tue 9/299:57 am
SAN
- ATW
2 stops31h 27m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Mon 10/265:29 pm
ATW
- SAN
1 stop8h 30m
Multiple Airlines
Thu 10/298:32 pm
SAN
- ATW
1 stop24h 35m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Sat 8/12:24 pm
ATW
- SAN
1 stop7h 42m
Multiple Airlines
Thu 8/64:28 pm
SAN
- ATW
2 stops46h 16m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 6/9. 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.
Sat 12/57:00 am
ATW
- SAN
1 stop9h 11m
Delta
Wed 12/96:20 am
SAN
- ATW
1 stop8h 21m
Delta
Deal found 6/9![Delta logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Mon 9/141:27 pm
ATW
- SAN
1 stop12h 32m
Multiple Airlines
Fri 10/210:36 am
SAN
- ATW
1 stop10h 31m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/158:45 am
ATW
- SAN
2 stops10h 43m
United Airlines
Tue 9/2912:37 pm
SAN
- ATW
1 stop6h 31m
United Airlines
Deal found 6/8![United Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 12/51:10 pm
ATW
- SAN
1 stop7h 27m
United Airlines
Wed 12/911:20 am
SAN
- ATW
1 stop7h 34m
United Airlines
Deal found 6/11![United Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 7/302:05 pm
ATW
- SAN
1 stop9h 56m
Delta
Tue 8/43:30 pm
SAN
- ATW
1 stop5h 26m
Delta
Deal found 6/11![Delta logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Sat 8/12:24 pm
ATW
- SAN
1 stop7h 42m
Multiple Airlines
Wed 8/53:03 pm
SAN
- ATW
2 stops28h 49m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 6/8. 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.
Sat 9/126:30 am
ATW
- SAN
1 stop8h 25m
Delta
Mon 9/286:15 am
SAN
- ATW
1 stop9h 25m
Delta
Deal found 6/8![Delta logo]()
$336
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 June 13, 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 June 13, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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 9/1511:09 am
ATW
- SAN
1 stop9h 27m
Delta
Mon 9/286:15 am
SAN
- ATW
1 stop9h 25m
Delta
Deal found 6/8![Delta logo]()
$336
This United Airlines deal was found by Cheapflights users on 6/7. 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 10/282:43 pm
ATW
- SAN
2 stops11h 46m
United Airlines
Tue 11/38:50 am
SAN
- ATW
2 stops8h 26m
United Airlines
Deal found 6/7![United Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 6/264:58 pm
ATW
- SAN
2 stops24h 34m
Multiple Airlines
Tue 6/309:43 am
SAN
- ATW
1 stop27h 27m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 10/215:25 pm
ATW
- SAN
1 stop8h 30m
Delta
Wed 10/286:15 am
SAN
- ATW
1 stop8h 22m
Delta
Deal found 6/10![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 6/9. 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.
Sun 9/201:56 pm
ATW
- SAN
1 stop9h 57m
Delta
Wed 9/303:20 pm
SAN
- ATW
1 stop5h 32m
Delta
Deal found 6/9![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/285:29 pm
ATW
- SAN
1 stop7h 05m
United Airlines
Tue 8/42:00 pm
SAN
- ATW
1 stop7h 23m
United Airlines
Deal found 6/9![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 9/298:50 am
ATW
- SAN
1 stop8h 00m
United Airlines
Sat 10/312:37 pm
SAN
- ATW
1 stop6h 31m
United Airlines
Deal found 6/10![United Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 6/10. 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.
Thu 7/302:05 pm
ATW
- SAN
1 stop9h 56m
Delta
Tue 8/46:15 am
SAN
- ATW
2 stops14h 41m
Delta
Deal found 6/10![Delta logo]()
$440
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/285:29 pm
ATW
- SAN
1 stop7h 05m
United Airlines
Mon 8/38:32 pm
SAN
- ATW
2 stops11h 29m
United Airlines
Deal found 6/10![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 9/205:00 pm
ATW
- SAN
1 stop7h 10m
United Airlines
Tue 9/2911:00 am
SAN
- ATW
2 stops9h 58m
United Airlines
Deal found 6/10![United Airlines logo]()
$457
This Delta deal was found by Cheapflights users on 6/8. 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.
Sun 9/136:30 am
ATW
- SAN
1 stop6h 16m
Delta
Sun 9/276:15 am
SAN
- ATW
2 stops14h 37m
Delta
Deal found 6/8![Delta logo]()
$498
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 8/145:00 pm
ATW
- SAN
1 stop7h 10m
United Airlines
Sat 8/226:18 am
SAN
- ATW
1 stop8h 40m
United Airlines
Deal found 6/9![United Airlines logo]()
$478
Last-minute flights from Appleton to San DiegoDiscover last-minute flight deals from Appleton to San Diego. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Appleton to San Diego. Data last updated June 13, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Wed 7/17:00 am
ATW
- SAN
2 stops10h 52m
Multiple Airlines
Fri 7/108:51 pm
SAN
- ATW
1 stop23h 43m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 6/7. 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 7/37:00 am
ATW
- SAN
1 stop9h 12m
Delta
Tue 7/143:19 pm
SAN
- ATW
1 stop5h 37m
Delta
Deal found 6/7![Delta logo]()
$336
This Delta deal was found by Cheapflights users on 6/7. 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.
Sat 7/47:00 am
ATW
- SAN
1 stop9h 12m
Delta
Sat 7/113:19 pm
SAN
- ATW
1 stop5h 37m
Delta
Deal found 6/7![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 6/7. 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 7/92:05 pm
ATW
- SAN
1 stop9h 56m
Delta
Tue 7/146:15 am
SAN
- ATW
1 stop9h 35m
Delta
Deal found 6/7![Delta logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/107:00 am
ATW
- SAN
1 stop15h 06m
Multiple Airlines
Tue 7/143:03 pm
SAN
- ATW
1 stop22h 07m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Wed 7/227:00 am
ATW
- SAN
1 stop9h 08m
Multiple Airlines
Mon 7/276:25 am
SAN
- ATW
1 stop14h 14m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Wed 7/297:00 am
ATW
- SAN
1 stop9h 08m
Multiple Airlines
Thu 8/64:28 pm
SAN
- ATW
2 stops46h 16m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 6/10. 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.
Thu 7/302:05 pm
ATW
- SAN
1 stop9h 56m
Delta
Tue 8/43:30 pm
SAN
- ATW
1 stop5h 26m
Delta
Deal found 6/10![Delta logo]()
$331
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 June 13, 2026.
Search for one-way flight options from Appleton to San Diego. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Mon 8/107:00 am
ATW
- SAN
1 stop15h 06m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Sat 8/12:24 pm
ATW
- SAN
1 stop7h 42m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Mon 8/177:00 am
ATW
- SAN
2 stops42h 49m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$165
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:48 pm
ATW
- SAN
1 stop6h 38m
American Airlines
Deal found 6/10![American Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Fri 8/288:45 am
ATW
- SAN
1 stop25h 57m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Tue 8/48:00 am
ATW
- SAN
1 stop9h 27m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Wed 8/127:30 am
ATW
- SAN
3 stops34h 13m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Fri 8/145:08 pm
ATW
- SAN
1 stop8h 43m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$201
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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (Kiwi.com) |
One-way from | $163 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $442 |
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 June 13, 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
Tue 9/15
11:09 am-6:36 pm
1 stop9h 27m
San Diego
Mon 9/28
6:15 am-5:40 pm
1 stop9h 25m
$336
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Wed 10/21
5:25 pm-11:55 pm
1 stop8h 30m
San Diego
Wed 10/28
6:15 am-4:37 pm
1 stop8h 22m
$349
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Sun 9/20
1:56 pm-9:53 pm
1 stop9h 57m
San Diego
Wed 9/30
3:20 pm-10:52 pm
1 stop5h 32m
$359
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Wed 10/28
2:43 pm-12:29 am
2 stops11h 46m
San Diego
Tue 11/3
8:50 am-7:16 pm
2 stops8h 26m
$423
Quickest round-trip
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Tue 7/28
5:29 pm-10:34 pm
1 stop7h 05m
San Diego
Tue 8/4
2:00 pm-11:23 pm
1 stop7h 23m
$426
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Thu 7/30
2:05 pm-10:01 pm
1 stop9h 56m
San Diego
Tue 8/4
6:15 am-10:56 pm
2 stops14h 41m
$440
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Tue 9/29
8:50 am-2:50 pm
1 stop8h 00m
San Diego
Sat 10/3
12:37 pm-9:08 pm
1 stop6h 31m
$444
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Tue 7/28
5:29 pm-10:34 pm
1 stop7h 05m
San Diego
Mon 8/3
8:32 pm-10:01 am
2 stops11h 29m
$454
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Sun 9/20
5:00 pm-10:10 pm
1 stop7h 10m
San Diego
Tue 9/29
11:00 am-10:58 pm
2 stops9h 58m
$457
AppletonSan Diego
ATW - SAN
ATWSAN
Appleton Intl
Fri 6/26
4:58 pm-3:32 pm
2 stops24h 34m
San Diego
Tue 6/30
9:43 am-3:10 pm
1 stop27h 27m
$475
Showing 1-10 of 22 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 June.
| 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?
Booking 21 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, September is the cheapest month in which you can book a flight from Appleton to San Diego (average of $313). Flying from Appleton to San Diego in December is currently the most expensive (average of $586). 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 Appleton 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 June 13, 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.
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
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 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
National City
Chula Vista
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove
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Appleton and San Diego flights
Browse other Appleton and San Diego flight options. Last updated on June 13, 2026.
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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 June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$412 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$419 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$387 | FlexibilityNo cancel fee | On-timeN/A |