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Cheap flights from San Diego to the United States from $32

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to the United States departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Frontier Logo
7:00 am - 10:36 am
SAN
-
DEN
2h 36mnonstop
Frontier Logo
10:29 pm - 11:59 pm
DEN
-
SAN
2h 30mnonstop
$58Frontier
Wed, Jan 7 - Sun, Jan 11
Frontier Logo
2:56 pm - 4:25 pm
SAN
-
LAS
1h 29mnonstop
Frontier Logo
7:30 am - 8:51 am
LAS
-
SAN
1h 21mnonstop
$59Frontier
Thu, Jan 22 - Mon, Jan 26
Delta Logo
11:00 am - 2:15 pm
SAN
-
SEA
3h 15mnonstop
Delta Logo
7:10 am - 10:02 am
SEA
-
SAN
2h 52mnonstop
$119Delta
Sat, Jan 10 - Sun, Jan 11
Southwest Logo
1:30 pm - 6:30 pm
SAN
-
SEA
5h 00m1 stop
Southwest Logo
6:05 am - 4:45 pm
SEA
-
SAN
10h 40m2 stops
$124Southwest
Thu, Jan 15 - Sun, Jan 18
Alaska Airlines Logo
8:26 pm - 11:40 pm
SAN
-
SEA
3h 14mnonstop
Alaska Airlines Logo
1:56 pm - 4:46 pm
SEA
-
SAN
2h 50mnonstop
$129Alaska Airlines
Fri, Feb 13 - Tue, Feb 17
Southwest Logo
4:00 pm - 9:50 pm
SAN
-
SEA
5h 50m1 stop
Southwest Logo
6:05 am - 4:45 pm
SEA
-
SAN
10h 40m2 stops
$134Southwest
Fri, Jan 9 - Tue, Jan 13
Alaska Airlines Logo
7:51 am - 4:12 pm
SAN
-
JFK
5h 21mnonstop
Alaska Airlines Logo
4:23 pm - 7:46 pm
JFK
-
SAN
6h 23mnonstop
$217Alaska Airlines
Fri, Jan 23 - Tue, Jan 27
Delta Logo
10:00 pm - 6:29 am
SAN
-
JFK
5h 29mnonstop
Delta Logo
8:45 am - 12:15 pm
JFK
-
SAN
6h 30mnonstop
$222Delta
Fri, Jan 23 - Tue, Jan 27
American Airlines Logo
9:21 am - 7:59 pm
SAN
-
LGA
7h 38m1 stop
American Airlines Logo
3:15 pm - 8:41 pm
LGA
-
SAN
8h 26m1 stop
$227American Airlines
Wed, Jan 21 - Tue, Jan 27
American Airlines Logo
8:25 am - 6:59 pm
SAN
-
LGA
7h 34m1 stop
American Airlines Logo
1:25 pm - 7:12 pm
LGA
-
SAN
8h 47m1 stop
$230American Airlines
Wed, Jan 21 - Wed, Jan 28

Southwest flights from San Diego to United States

Our best Southwest deals on San Diego to United States flight tickets
Southwest
Jan 20
SAN7:40 pmSan Diego
1h 25m
LAS9:05 pmLas Vegas Harry Reid Intl
Jan 27
LAS4:00 pmLas Vegas Harry Reid Intl
1h 15m
SAN5:15 pmSan Diego
$97
Find similar
Southwest
Jan 20
SAN6:00 pmSan Diego
4h 05m
1 stop
LAS10:05 pmLas Vegas Harry Reid Intl
Jan 27
LAS7:25 amLas Vegas Harry Reid Intl
3h 30m
1 stop
SAN10:55 amSan Diego
$116
Find similar
Southwest
Jan 14
SAN3:40 pmSan Diego
6h 55m
1 stop
SEA10:35 pmSeattle/Tacoma Intl
Jan 17
SEA9:05 amSeattle/Tacoma Intl
6h 35m
1 stop
SAN3:40 pmSan Diego
$119
Find similar

Hawaiian Airlines flights from San Diego to United States

Our best Hawaiian Airlines deals on San Diego to United States flight tickets
Hawaiian Airlines
Feb 3
SAN2:51 pmSan Diego
1h 41m
SFO4:32 pmSan Francisco
Feb 10
SFO7:00 amSan Francisco
1h 35m
SAN8:35 amSan Diego
$108
Find similar
Hawaiian Airlines
Feb 4
SAN7:00 amSan Diego
1h 47m
SFO8:47 amSan Francisco
Feb 11
SFO5:02 pmSan Francisco
1h 34m
SAN6:36 pmSan Diego
$109
Find similar
Hawaiian Airlines
Feb 4
SAN3:10 pmSan Diego
5h 25m
1 stop
SEA8:35 pmSeattle/Tacoma Intl
Feb 11
SEA8:21 pmSeattle/Tacoma Intl
2h 48m
SAN11:09 pmSan Diego
$123
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to United States 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from San Diego to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 1/7

7:00 am-10:36 am

Nonstop2h 36m

Denver Intl

Sun 1/11

10:29 pm-11:59 pm

Nonstop2h 30m

$58

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 1/22

2:56 pm-4:25 pm

Nonstop1h 29m

Las Vegas Harry Reid Intl

Mon 1/26

7:30 am-8:51 am

Nonstop1h 21m

$59

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Sat 1/10

11:00 am-2:15 pm

Nonstop3h 15m

Seattle/Tacoma Intl

Sun 1/11

7:10 am-10:02 am

Nonstop2h 52m

$119

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Thu 1/15

1:30 pm-6:30 pm

1 stop5h 00m

Seattle/Tacoma Intl

Sun 1/18

6:05 am-4:45 pm

2 stops10h 40m

$124

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Fri 2/13

8:26 pm-11:40 pm

Nonstop3h 14m

Seattle/Tacoma Intl

Tue 2/17

1:56 pm-4:46 pm

Nonstop2h 50m

$129

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Fri 1/9

4:00 pm-9:50 pm

1 stop5h 50m

Seattle/Tacoma Intl

Tue 1/13

6:05 am-4:45 pm

2 stops10h 40m

$134

San DiegoNew York

SAN - JFK

SANJFK

San Diego

Fri 1/23

7:51 am-4:12 pm

Nonstop5h 21m

New York John F Kennedy Intl

Tue 1/27

4:23 pm-7:46 pm

Nonstop6h 23m

$217

San DiegoNew York

SAN - JFK

SANJFK

San Diego

Fri 1/23

10:00 pm-6:29 am

Nonstop5h 29m

New York John F Kennedy Intl

Tue 1/27

8:45 am-12:15 pm

Nonstop6h 30m

$222

San DiegoNew York

SAN - LGA

SANLGA

San Diego

Wed 1/21

9:21 am-7:59 pm

1 stop7h 38m

New York LaGuardia

Tue 1/27

3:15 pm-8:41 pm

1 stop8h 26m

$227

San DiegoNew York

SAN - LGA

SANLGA

San Diego

Wed 1/21

8:25 am-6:59 pm

1 stop7h 34m

New York LaGuardia

Wed 1/28

1:25 pm-7:12 pm

1 stop8h 47m

$230

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 the United States from

How to get the cheapest flight ticket from San Diego to United States

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 cheapest month to fly to United States?

In general, January is the cheapest month to fly from San Diego to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $277. If you aren’t able to travel during the month of January, then book flights to United States from San Diego during February instead. Flights to United States in February, while not as cheap as those in January, still average around $297.

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from San Diego. The lowest ticket price found for a Wednesday departure recently was $397. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $507. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $247. Try not to purchase tickets in the morning because they tend to be around $442. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Diego to United States flight route?

Fly from San Diego to Las Vegas Harry Reid Intl for the best San Diego - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $341 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from San Diego for as low as $285 on momondo.

What cabin class options are available on San Diego to United States flights?

There are 4 cabin classes available to choose from on San Diego to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to United States flights?

No. A direct flight is the cheapest option for a flight between San Diego to United States.

Cheap San Diego to United States flight deals and tips

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

Best Price Found

$67

Fastest flight time

1h 02m

Direct flights

Every day

Airports in United States

4,296 airports
The best one-way flight to United States from San Diego in the past 72 hours is $67. The best round-trip flight deal from San Diego to United States found on momondo in the last 72 hours is $136.
The fastest flight from San Diego to United States takes 1h 02m
Direct flights go from San Diego to United States every day.
There are 4,296 airports in United States. From San Diego there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

  • When did momondo last update prices for flights from San Diego Airport to United States?

    Prices for flights from San Diego Airport to United States are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Diego Airport to United States?

  • How old do you have to be to fly from San Diego Airport to United States?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Diego to United States?

Best airlines flying from San Diego to United States

Compare and see reviews for airlines that fly from San Diego to United States with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $24Free CancellationRating
6.3
8,194 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $30Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $37Free CancellationRating
5.8
3,074 reviews
Search Frontier flights
DeltaPriceFrom $53Free CancellationRating
7.9
8,013 reviews
Search Delta flights
United AirlinesPriceFrom $57Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $67Free CancellationRating
8.0
11,513 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $77Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
JetBluePriceFrom $95Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,052 reviews
Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to United States. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United States from San Diego.

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

Of course. momondo tracks the price of San Diego to United States flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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