HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$303+ Cheap flights from Quito (UIO) to San Diego (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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
UIO — SAN
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Quito to San Diego with Cheapflights

1. Tell us where you want to go

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Quito to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Quito (UIO) 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$429
(Copa Airlines)

One-way from

$303
(United Airlines)

Popular in

March

Cheapest in

November

Average price

$611
Provider with most accurate pricing for Quito Mariscal Sucr-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Quito Mariscal Sucr-San Diego flights.
Search Deals
From Quito Mariscal Sucr to San Diego
Search Deals
One-way flight from Quito Mariscal Sucr to San Diego
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($167 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Quito to San Diego

Cheapest flights from Quito to San Diego
Explore the most affordable flight options available from Quito to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Copa Airlines deal was found by Cheapflights users on 10/14. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/213:10 amUIO - SAN
1 stop16h 47mCopa Airlines
Sun 10/269:07 pmSAN - UIO
1 stop13h 43mCopa Airlines
Deal found 10/14$429
This Copa Airlines deal was found by Cheapflights users on 10/16. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/263:10 amUIO - SAN
1 stop16h 47mCopa Airlines
Sun 11/28:10 pmSAN - UIO
1 stop12h 03mCopa Airlines
Deal found 10/16$507
This United Airlines deal was found by Cheapflights users on 10/16. 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 10/2612:35 amUIO - SAN
2 stops23h 54mUnited Airlines
Sun 11/29:54 amSAN - UIO
2 stops35h 36mUnited Airlines
Deal found 10/16$516
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 10/294:00 amUIO - SAN
2 stops30h 40mMultiple Airlines
Mon 11/178:10 pmSAN - UIO
1 stop12h 03mMultiple Airlines
Deal found 10/14$525
This American Airlines deal was found by Cheapflights users on 10/14. 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.
Wed 10/226:30 amUIO - SAN
2 stops17h 54mAmerican Airlines
Sun 10/2610:45 pmSAN - UIO
1 stop20h 07mAmerican Airlines
Deal found 10/14$537
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Thu 11/131:35 amUIO - SAN
2 stops35h 46mUnited Airlines
Sat 11/225:50 pmSAN - UIO
1 stop27h 40mUnited Airlines
Deal found 10/13$540
This LATAM Airlines deal was found by Cheapflights users on 10/15. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/26:45 pmUIO - SAN
2 stops28h 22mLATAM Airlines
Sun 11/910:30 pmSAN - UIO
1 stop17h 25mLATAM Airlines
Deal found 10/15$543
This LATAM Airlines deal was found by Cheapflights users on 10/15. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1912:59 amUIO - SAN
2 stops24h 07mLATAM Airlines
Tue 10/2110:30 pmSAN - UIO
1 stop18h 29mLATAM Airlines
Deal found 10/15$553

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quito 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 October 16, 2025.
Use the filters below to find and compare flights from Quito to San Diego that are best for you.

Fly from

Quito

Fly to

San Diego

Route

Depart

Return

Price

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Sun 11/2

5:00 am-4:03 pm

1 stop14h 03m

San Diego

Sun 11/9

8:10 pm-11:13 am

1 stop12h 03m

$429

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Wed 10/29

6:04 am-5:57 pm

1 stop13h 53m

San Diego

Mon 11/17

8:10 pm-11:13 am

1 stop12h 03m

$429

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Sun 10/26

3:10 am-5:57 pm

1 stop16h 47m

San Diego

Sun 11/2

8:10 pm-12:51 pm

1 stop13h 41m

$429

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Wed 10/29

6:04 am-5:57 pm

1 stop13h 53m

San Diego

Mon 11/17

10:30 pm-6:55 pm

1 stop17h 25m

$507

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Sun 10/26

12:35 am-9:53 pm

1 stop23h 18m

San Diego

Sun 11/2

9:54 am-12:30 am

2 stops35h 36m

$516

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Thu 11/13

1:35 am-10:21 am

2 stops35h 46m

San Diego

Sat 11/22

5:50 pm-12:30 am

1 stop27h 40m

$540

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Sun 11/2

6:45 pm-8:07 pm

2 stops28h 22m

San Diego

Sun 11/9

9:59 am-6:55 pm

2 stops29h 56m

$557

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Wed 10/29

9:11 am-9:48 am

2 stops26h 37m

San Diego

Mon 11/17

9:50 pm-7:05 pm

2 stops18h 15m

$570

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Sun 11/9

1:35 am-3:00 pm

2 stops16h 25m

$303

QuitoSan Diego

UIO - SAN

UIOSAN

Quito Mariscal Sucr

Mon 11/10

8:27 am-11:07 pm

1 stop17h 40m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 16 results
1
2

Compare providers for flights from Quito 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 Quito to San Diego in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Quito-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Quito-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Quito-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Quito-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 Quito-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 Quito to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Quito with our price prediction graph.
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 Quito to San Diego

What is the cheapest month to book a flight from Quito to San Diego?

Currently, September is the cheapest month in which you can book a flight from Quito to San Diego (average of $299). Flying from Quito to San Diego in December is currently the most expensive (average of $591). 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.

What is the cheapest time of day to fly from UIO to SAN?

Find hourly flight availability from Quito to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Quito to San Diego in the afternoon. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight in the evening.

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 October 16, 2025.
Read reviews from past customers who have flown United Airlines from Quito to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,982 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,982 reviews
United Airlines
7.4
Good
8,982 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Quito to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Quito to San Diego?

    Airlines like Copa Airlines fly from Quito to San Diego in about 14h 03m. The time it takes to get you to your destination can typically vary by up to . There are 3394 mi between Quito and San Diego.

  • What is the cheapest airline to fly from Quito to San Diego round-trip?

    United Airlines, at $363, was found to be the cheapest airline from Quito to San Diego.. Users have found that United Airlines is 43% cheaper than the other options available to this destination.

  • Can I find deals for flights from Quito to San Diego that include hotel bookings?

    Yes. In addition to deals on Quito to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Quito to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Quito to San Diego.

  • Can I find deals for business class flights from Quito to San Diego?

    Yes. Cheapflights offers flight deals from Quito to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Quito to San Diego?

    Currently, September is the cheapest month in which you can book a flight from Quito to San Diego (average of $299). Flying from Quito to San Diego in December is currently the most expensive (average of $591). 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.

See more FAQs

Traveling to a place near San Diego?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Quito to San Diego

Discover the top airline that operate flights from Quito 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$363Average$850FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.