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Cheap flights from San Diego to the United States from $30

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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Cheap round-trip flights

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Frontier Logo
9:43 am - 11:16 am
SAN
-
LAS
1h 33mnonstop
Frontier Logo
12:10 pm - 1:29 pm
LAS
-
SAN
1h 19mnonstop
$57Frontier
Wed, Jan 7 - Thu, Jan 8
Frontier Logo
9:43 am - 11:16 am
SAN
-
LAS
1h 33mnonstop
Frontier Logo
10:56 am - 12:14 pm
LAS
-
SAN
1h 18mnonstop
$58Frontier
Wed, Jan 7 - Mon, Jan 12
Alaska Airlines Logo
4:00 pm - 5:48 pm
SAN
-
SFO
1h 48mnonstop
Alaska Airlines Logo
7:00 am - 8:35 am
SFO
-
SAN
1h 35mnonstop
$80Alaska Airlines
Thu, Jan 8 - Wed, Jan 14
Alaska Airlines Logo
8:59 pm - 10:47 pm
SAN
-
SFO
1h 48mnonstop
Alaska Airlines Logo
7:00 am - 8:35 am
SFO
-
SAN
1h 35mnonstop
$83Alaska Airlines
Fri, Jan 16 - Mon, Jan 19
Southwest Logo
11:40 am - 5:50 pm
SAN
-
SEA
6h 10m1 stop
Southwest Logo
9:30 am - 4:45 pm
SEA
-
SAN
7h 15m1 stop
$138Southwest
Tue, Jan 20 - Thu, Jan 22
Delta Logo
5:35 pm - 8:48 pm
SAN
-
SEA
3h 13mnonstop
Delta Logo
7:10 am - 10:02 am
SEA
-
SAN
2h 52mnonstop
$139Delta
Tue, Jan 6 - Fri, Jan 9
American Airlines Logo
3:03 pm - 9:30 pm
SAN
-
ORD
4h 27mnonstop
American Airlines Logo
7:50 pm - 10:26 pm
ORD
-
SAN
4h 36mnonstop
$155American Airlines
Wed, Dec 31 - Wed, Jan 7
Southwest Logo
7:10 am - 3:25 pm
SAN
-
ORD
6h 15m1 stop
Southwest Logo
1:45 pm - 11:05 pm
ORD
-
SAN
11h 20m1 stop
$162Southwest
Wed, Feb 18 - Wed, Feb 25
American Airlines Logo
7:10 am - 12:11 pm
SAN
-
DFW
3h 01mnonstop
American Airlines Logo
9:30 pm - 10:50 pm
DFW
-
SAN
3h 20mnonstop
$185American Airlines
Wed, Feb 4 - Mon, Feb 9
Delta Logo
1:35 pm - 10:06 pm
SAN
-
JFK
5h 31mnonstop
Delta Logo
8:34 pm - 12:05 am
JFK
-
SAN
6h 31mnonstop
$223Delta
Wed, Jan 7 - Mon, Jan 12

Southwest flights from San Diego to United States

Our best Southwest deals on San Diego to United States flight tickets
Southwest
Jan 7
SAN5:25 pmSan Diego
1h 20m
LAS6:45 pmLas Vegas Harry Reid Intl
Jan 10
LAS5:50 amLas Vegas Harry Reid Intl
3h 15m
1 stop
SAN9:05 amSan Diego
$92
Find similar
Southwest
Jan 28
SAN7:40 amSan Diego
1h 40m
SFO9:20 amSan Francisco
Feb 3
SFO11:30 amSan Francisco
1h 40m
SAN1:10 pmSan Diego
$94
Find similar
Southwest
Feb 24
SAN5:40 pmSan Diego
4h 10m
1 stop
SFO9:50 pmSan Francisco
Mar 18
SFO9:35 amSan Francisco
1h 35m
SAN11:10 amSan Diego
$95
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
Jan 17
SAN5:15 pmSan Diego
1h 26m
LAS6:41 pmLas Vegas Harry Reid Intl
Jan 24
LAS6:00 amLas Vegas Harry Reid Intl
1h 17m
SAN7:17 amSan Diego
$81
Find similar
Hawaiian Airlines
Jan 8
SAN2:05 pmSan Diego
1h 30m
LAS3:35 pmLas Vegas Harry Reid Intl
Jan 12
LAS7:52 pmLas Vegas Harry Reid Intl
1h 22m
SAN9:14 pmSan Diego
$82
Find similar
Hawaiian Airlines
Jan 17
SAN8:59 pmSan Diego
1h 48m
SFO10:47 pmSan Francisco
Jan 24
SFO2:52 pmSan Francisco
1h 38m
SAN4:30 pmSan Diego
$100
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 5, 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 DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 1/7

9:43 am-11:16 am

Nonstop1h 33m

Las Vegas Harry Reid Intl

Thu 1/8

12:10 pm-1:29 pm

Nonstop1h 19m

$57

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 1/7

9:43 am-11:16 am

Nonstop1h 33m

Las Vegas Harry Reid Intl

Mon 1/12

10:56 am-12:14 pm

Nonstop1h 18m

$58

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Thu 1/8

4:00 pm-5:48 pm

Nonstop1h 48m

San Francisco

Wed 1/14

7:00 am-8:35 am

Nonstop1h 35m

$80

San DiegoSan Francisco

SAN - SFO

SANSFO

San Diego

Fri 1/16

8:59 pm-10:47 pm

Nonstop1h 48m

San Francisco

Mon 1/19

7:00 am-8:35 am

Nonstop1h 35m

$83

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Tue 1/20

11:40 am-5:50 pm

1 stop6h 10m

Seattle/Tacoma Intl

Thu 1/22

9:30 am-4:45 pm

1 stop7h 15m

$138

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Tue 1/6

5:35 pm-8:48 pm

Nonstop3h 13m

Seattle/Tacoma Intl

Fri 1/9

7:10 am-10:02 am

Nonstop2h 52m

$139

San DiegoChicago

SAN - ORD

SANORD

San Diego

Wed 12/31

3:03 pm-9:30 pm

Nonstop4h 27m

Chicago O'Hare Intl

Wed 1/7

7:50 pm-10:26 pm

Nonstop4h 36m

$155

San DiegoChicago

SAN - ORD

SANORD

San Diego

Wed 2/18

7:10 am-3:25 pm

1 stop6h 15m

Chicago O'Hare Intl

Wed 2/25

1:45 pm-11:05 pm

1 stop11h 20m

$162

San DiegoDallas

SAN - DFW

SANDFW

San Diego

Wed 2/4

7:10 am-12:11 pm

Nonstop3h 01m

Dallas/Fort Worth

Mon 2/9

9:30 pm-10:50 pm

Nonstop3h 20m

$185

San DiegoNew York

SAN - JFK

SANJFK

San Diego

Wed 1/7

1:35 pm-10:06 pm

Nonstop5h 31m

New York John F Kennedy Intl

Mon 1/12

8:34 pm-12:05 am

Nonstop6h 31m

$223

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 $276. 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 $398. 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 $510. 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 $272. Try not to purchase tickets in the morning because they tend to be around $444. 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 $345 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 $289 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 01m

Direct flights

Every day

Airports in United States

1 airport
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 $128.
The fastest flight from San Diego to United States takes 1h 01m
Direct flights go from San Diego to United States every day.
There is 1 airport near United States: 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
8,157 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $30Free CancellationRating
7.8
2,817 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $36Free CancellationRating
5.8
3,090 reviews
Search Frontier flights
DeltaPriceFrom $54Free CancellationRating
7.9
8,011 reviews
Search Delta flights
United AirlinesPriceFrom $57Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $67Free CancellationRating
8.0
11,402 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $77Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
JetBluePriceFrom $106Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,047 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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