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Cheap flights from Appleton to San Diego from $213

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Appleton to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:56 pm - 12:34 pmATW  Appleton Intl-SAN San Diego
17h 38m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:37 pm - 3:25 pmSAN  San Diego-ATW Appleton Intl
16h 48m1 stop Las Vegas Harry Reid Intl
$301Multiple Airlines
Mon, Jan 4 - Thu, Jan 14
Multiple Airlines Logo
2:36 pm - 1:50 pmATW  Appleton Intl-SAN San Diego
25h 14m1 stop Phoenix-Mesa Gateway
Multiple Airlines Logo
1:29 pm - 2:55 pmSAN  San Diego-ATW Appleton Intl
23h 26m2 stops San Francisco Las Vegas Harry Reid Intl
$328Multiple Airlines
Sat, Dec 19 - Thu, Jan 7
Multiple Airlines Logo
7:00 am - 2:14 pmATW  Appleton Intl-SAN San Diego
33h 14m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl
Multiple Airlines Logo
8:37 pm - 3:47 pmSAN  San Diego-ATW Appleton Intl
17h 10m1 stop Las Vegas Harry Reid Intl
$328Multiple Airlines
Mon, Jan 25 - Wed, Feb 3
American Airlines Logo
11:28 am - 7:18 pmATW  Appleton Intl-SAN San Diego
9h 50m1 stop Chicago O'Hare Intl
American Airlines Logo
1:11 pm - 10:39 pmSAN  San Diego-ATW Appleton Intl
7h 28m1 stop Dallas/Fort Worth
$363American Airlines
Sat, Dec 5 - Wed, Dec 9
American Airlines Logo
6:25 pm - 11:59 pmATW  Appleton Intl-SAN San Diego
7h 34m1 stop Chicago O'Hare Intl
American Airlines Logo
12:29 pm - 10:39 pmSAN  San Diego-ATW Appleton Intl
8h 10m1 stop Dallas/Fort Worth
$363American Airlines
Wed, Dec 2 - Wed, Dec 9
United Airlines Logo
12:32 pm - 7:26 pmATW  Appleton Intl-SAN San Diego
8h 54m1 stop Chicago O'Hare Intl
United Airlines Logo
6:45 am - 4:56 pmSAN  San Diego-ATW Appleton Intl
8h 11m1 stop Chicago O'Hare Intl
$363United Airlines
Sat, Feb 13 - Sat, Feb 27
United Airlines Logo
1:10 pm - 6:30 pmATW  Appleton Intl-SAN San Diego
7h 20m1 stop Chicago O'Hare Intl
United Airlines Logo
2:09 pm - 11:16 pmSAN  San Diego-ATW Appleton Intl
7h 07m1 stop Chicago O'Hare Intl
$363United Airlines
Sat, Apr 10 - Sat, Apr 17
American Airlines Logo
11:28 am - 7:18 pmATW  Appleton Intl-SAN San Diego
9h 50m1 stop Chicago O'Hare Intl
American Airlines Logo
12:29 pm - 10:39 pmSAN  San Diego-ATW Appleton Intl
8h 10m1 stop Dallas/Fort Worth
$363American Airlines
Sat, Dec 5 - Wed, Dec 9
Delta Logo
11:20 am - 6:23 pmATW  Appleton Intl-SAN San Diego
9h 03m1 stop Detroit Metropolitan Wayne County
Delta Logo
11:37 am - 8:56 pmSAN  San Diego-ATW Appleton Intl
7h 19m1 stop Detroit Metropolitan Wayne County
$371Delta
Thu, Dec 10 - Tue, Dec 15
Delta Logo
7:00 am - 2:12 pmATW  Appleton Intl-SAN San Diego
9h 12m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:20 am - 4:41 pmSAN  San Diego-ATW Appleton Intl
8h 21m1 stop Minneapolis St Paul
$371Delta
Sun, Jan 10 - Sat, Jan 16

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United Airlines flights from Appleton to San Diego

Our best United Airlines deals on Appleton to San Diego flight tickets
United Airlines
Dec 5
ATW6:15 amAppleton Intl
7h 12m
1 stop
SAN11:27 amSan Diego
Dec 9
SAN11:00 amSan Diego
9h 59m
2 stops
ATW10:59 pmAppleton Intl
$368
United Airlines
Dec 5
ATW8:00 amAppleton Intl
8h 55m
2 stops
SAN2:55 pmSan Diego
Dec 9
SAN11:00 amSan Diego
8h 39m
2 stops
ATW9:39 pmAppleton Intl
$373
United Airlines
Nov 26
ATW6:15 amAppleton Intl
7h 12m
1 stop
SAN11:27 amSan Diego
Dec 1
SAN8:40 amSan Diego
10h 59m
2 stops
ATW9:39 pmAppleton Intl
$376

American Airlines flights from Appleton to San Diego

Our best American Airlines deals on Appleton to San Diego flight tickets
American Airlines
Dec 5
ATW11:28 amAppleton Intl
9h 50m
1 stop
SAN7:18 pmSan Diego
Dec 9
SAN1:11 pmSan Diego
7h 28m
1 stop
ATW10:39 pmAppleton Intl
$363
American Airlines
Jan 5
ATW6:25 pmAppleton Intl
7h 11m
1 stop
SAN11:36 pmSan Diego
Jan 10
SAN7:36 amSan Diego
8h 19m
1 stop
ATW5:55 pmAppleton Intl
$371
American Airlines
Dec 10
ATW11:28 amAppleton Intl
9h 50m
1 stop
SAN7:18 pmSan Diego
Dec 14
SAN1:33 pmSan Diego
8h 26m
1 stop
ATW11:59 pmAppleton Intl
$379

momondo Fare Finder

 
Use the filters below to find and compare flights from Appleton to San Diego that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Mon 1/4

8:56 pm-12:34 pm

1 stop17h 38m

San Diego

Thu 1/14

8:37 pm-3:25 pm

1 stop16h 48m

$301

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Sat 12/19

2:36 pm-1:50 pm

1 stop25h 14m

San Diego

Thu 1/7

1:29 pm-2:55 pm

2 stops23h 26m

$328

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Mon 1/25

7:00 am-2:14 pm

2 stops33h 14m

San Diego

Wed 2/3

8:37 pm-3:47 pm

1 stop17h 10m

$328

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Sat 12/5

11:28 am-7:18 pm

1 stop9h 50m

San Diego

Wed 12/9

1:11 pm-10:39 pm

1 stop7h 28m

$363

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Wed 12/2

6:25 pm-11:59 pm

1 stop7h 34m

San Diego

Wed 12/9

12:29 pm-10:39 pm

1 stop8h 10m

$363

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Sat 2/13

12:32 pm-7:26 pm

1 stop8h 54m

San Diego

Sat 2/27

6:45 am-4:56 pm

1 stop8h 11m

$363
Quickest round-trip

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Sat 4/10

1:10 pm-6:30 pm

1 stop7h 20m

San Diego

Sat 4/17

2:09 pm-11:16 pm

1 stop7h 07m

$363

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Sat 12/5

11:28 am-7:18 pm

1 stop9h 50m

San Diego

Wed 12/9

12:29 pm-10:39 pm

1 stop8h 10m

$363

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Thu 12/10

11:20 am-6:23 pm

1 stop9h 03m

San Diego

Tue 12/15

11:37 am-8:56 pm

1 stop7h 19m

$371

AppletonSan Diego

ATW Appleton Intl - SAN San Diego

ATWSAN

Appleton Intl

Sun 1/10

7:00 am-2:12 pm

1 stop9h 12m

San Diego

Sat 1/16

6:20 am-4:41 pm

1 stop8h 21m

$371

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Appleton to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Appleton and San Diego?

Prices are currently low for flights on this route.

Typical prices usually range from $390 to $547.
The lowest price recently found on this route was $301.

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of April, then departing from Appleton during the month August is also very affordable. Most momondo users find prices during this month for around $382.

How far in advance should I book a flight from Appleton to San Diego?

You are more likely to see cheaper flights to San Diego from Appleton when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $433 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Appleton for as low as $344 on momondo.

How have Appleton to San Diego flight prices changed over time?

As of October 2026, prices for Appleton to San Diego flights are approximately 129% more expensive when compared to flights at the same time last year.

When to book flights from Appleton to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Appleton to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Appleton to San Diego (ATW to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Appleton to San Diego

Best Price Found

$213

Fastest flight time

6h 54m

Direct flights

None
The best one-way flight to San Diego from Appleton in the past 72 hours is $213. The best round-trip flight deal from Appleton to San Diego found on momondo in the last 72 hours is $301.
The fastest flight from Appleton to San Diego takes 6h 54m
There are no direct flights from Appleton to San Diego. There are no popular flight routes from Appleton to San Diego.
Search flight deals

Frequently asked questions about flying from Appleton to San Diego

  • How far is Appleton Intl to San Diego by plane?

    The straight-line distance from Appleton Intl to San Diego is 1733.4 mi. 6h 54m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Appleton Intl Airport to San Diego Airport?

    Prices for flights from Appleton Intl Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Appleton Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Appleton Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Appleton Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Appleton to San Diego?

Best airlines flying from Appleton to San Diego

Compare and see reviews for airlines that fly from Appleton to San Diego with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $308Free CancellationRating
7.3
10,436 reviews
Search United Airlines flights
DeltaPriceFrom $308Free CancellationRating
7.8
8,678 reviews
Search Delta flights
American AirlinesPriceFrom $333Free CancellationRating
7.0
12,194 reviews
Search American Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
El Cajon
Coronado
National City
La Mesa
Julian
San Ysidro
Poway
Santee
Imperial Beach
Alpine
Lemon Grove
Borrego Springs

Why use momondo?

Why should I use momondo to find a flight deal from Appleton to San Diego?

It is quick and easy to find Appleton to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Appleton to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Appleton to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Appleton to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Appleton to San Diego.

I’m not ready to book a flight from Appleton to San Diego right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Appleton to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

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