$99 Cheap United flights New Orleans (MSY) to San Diego (SAN)

View $99 flight on Wed, Aug 13, 2025Opens in a new window

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$99 Cheap United flights New Orleans (MSY) to San Diego (SAN)

Prices were available within the past 7 days and start at $99 for one-way flights and $193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Sep 17 - Mon, Sep 22
MSY
New Orleans
SAN
San Diego
$193 Roundtrip, found 3 days ago
$193
Roundtrip
found 3 days ago
Select United flight, departing Wed, Sep 17 from New Orleans to San Diego, returning Mon, Sep 22, priced at $193 found 3 days ago
United
Tue, Sep 9 - Wed, Sep 10
MSY
New Orleans
SAN
San Diego
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 9 from New Orleans to San Diego, returning Wed, Sep 10, priced at $202 found 3 days ago
United
Thu, Aug 7 - Thu, Aug 14
MSY
New Orleans
SAN
San Diego
$203 Roundtrip, found 7 hours ago
$203
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Aug 7 from New Orleans to San Diego, returning Thu, Aug 14, priced at $203 found 7 hours ago
United
Thu, Nov 6 - Mon, Nov 10
MSY
New Orleans
SAN
San Diego
$207 Roundtrip, just found
$207
Roundtrip
just found
Select United flight, departing Thu, Nov 6 from New Orleans to San Diego, returning Mon, Nov 10, priced at $207 just found
United
Mon, Aug 18 - Tue, Sep 2
MSY
New Orleans
SAN
San Diego
$209 Roundtrip, found 3 days ago
$209
Roundtrip
found 3 days ago
Select United flight, departing Mon, Aug 18 from New Orleans to San Diego, returning Tue, Sep 2, priced at $209 found 3 days ago
United
Mon, Aug 11 - Fri, Aug 15
MSY
New Orleans
SAN
San Diego
$210 Roundtrip, found 17 hours ago
$210
Roundtrip
found 17 hours ago
Select United flight, departing Mon, Aug 11 from New Orleans to San Diego, returning Fri, Aug 15, priced at $210 found 17 hours ago
Flights from New Orleans (MSY) to San Diego (SAN)
Origin airport
Louis Armstrong New Orleans Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
United
Distance
1596 mi
Average flight time
2 hours 10 mins

Frequently asked questions

How much is a United Airlines flight from Louis Armstrong New Orleans Intl. Airport (MSY) to San Diego Intl. Airport (SAN)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines round-trip flights from $193 from MSY to SAN. Affordable one-way fares from $99 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from MSY to SAN with United Airlines?
January is one of the most affordable months to get away to San Diego with United Airlines. You could also find fantastic deals on return and one-way fares in November.
What is the cheapest time to book flights from Louis Armstrong New Orleans Intl. Airport (MSY) to San Diego Intl. Airport (SAN) with United Airlines?
Look for cheap United Airlines flights from Louis Armstrong New Orleans Intl. Airport (MSY) to San Diego Intl. Airport (SAN) one to three months ahead of your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and journey, the best day to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Louis Armstrong New Orleans Intl. Airport (MSY) to San Diego Intl. Airport (SAN)?
Simply enter your dates, click search and use the "Nonstop" filter on Expedia to browse any direct flights from MSY to SAN with United Airlines or another airline.
What is the earliest United Airlines flight from MSY to SAN?
Search United Airlines's earliest flights from MSY to SAN by using the "Morning" and "Early Morning" filters. Not only will you arrive at your destination sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in San Diego?
United Airlines flights from Louis Armstrong New Orleans Intl. Airport (MSY) to San Diego land at San Diego Intl. Airport (SAN). This is the main entry point here.
Why fly with United Airlines from MSY to SAN?
Depart from MSY to SAN with United Airlines and enjoy a host of benefits starting with a rewarding loyalty program. When booking through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Louis Armstrong New Orleans Intl. Airport (MSY) to San Diego Intl. Airport (SAN)?
In most cases, you can modify or cancel your flight, although there may be additional fees if you made your booking over 24 hours ago. Prefer to keep your options open? Use Expedia's "No cancel fee" and "Changes included" filters to find flights that won't charge extra if you need to alter your plans. To make modifications, go to "Trips," select your flight and click on "Manage Booking" for more details.

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