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Flights from San Diego to Haikou

What to know about flights from San Diego to Haikou?

The distance between San Diego and Haikou is approximately 12,275.03 km. Based on Trip.com's data, travel demand peaks in November.

Cheapest one-way
$866
Alaska Airlines Alaska Airlines SAN-HAK 23h 45m · 1 stop Wed, Oct 21
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Cheapest round-trip
$865
Delta Air Lines Delta Air Lines SAN-HAK 27h 25m · 4 stops Sat, Oct 31 - Sat, Nov 7
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Recommended airlines
Alaska Airlines Alaska Airlines Cheapest · From $866 United Airlines United Airlines Most booked
When to travel
October
Cheapest
November
Peak season for travel
Route details
12,275.03 km
Flight distance

Explore the cheapest one-way and round-trip flights from San Diego to Haikou over the next 90 days, with one-way fares from $866 and round-trip from $865. Based on Trip.com's latest 7-day flight data.

      • SAN 6:15 AM
        27h 25m
        2 stops
        HAK 12:40 AM
        San Diego - Haikou | Sat, Oct 31 | Delta Air Lines
        HAK 3:45 PM
        39h 25m
        2 stops
        SAN 3:10 PM
        Haikou - San Diego | Sat, Nov 7 | China Eastern Airlines
        $865 $1,385
        38% off
        38% off
        $1,385 $865
      • SAN 1:10 PM
        35h 25m
        2 stops
        HAK 3:35 PM
        San Diego - Haikou | Sat, Oct 31 | Alaska Airlines
        HAK 4:45 PM
        31h 57m
        2 stops
        SAN 8:42 AM
        Haikou - San Diego | Sat, Nov 7 | Cathay Pacific
        $1,034 $1,385
        25% off
        25% off
        $1,385 $1,034
      • SAN 6:15 AM
        37h 40m
        2 stops
        HAK 10:55 AM
        San Diego - Haikou | Sat, Oct 31 | China Eastern Airlines
        HAK 12:05 PM
        43h 5m
        2 stops
        SAN 3:10 PM
        Haikou - San Diego | Sat, Nov 7 | Shanghai Airlines
        $1,050 $1,385
        24% off
        24% off
        $1,385 $1,050
      • SAN 7:50 AM
        40h 45m
        2 stops
        HAK 3:35 PM
        San Diego - Haikou | Sat, Oct 31 | Cathay Pacific
        HAK 4:45 PM
        57h 12m
        2 stops
        SAN 9:57 AM
        Haikou - San Diego | Sat, Nov 7 | Cathay Pacific
        $1,082
        22% off
        $1,385 $1,082
      • SAN 2:30 PM
        34h 5m
        2 stops
        HAK 3:35 PM
        San Diego - Haikou | Sat, Oct 31 | United Airlines
        HAK 4:45 PM
        31h 57m
        2 stops
        SAN 8:42 AM
        Haikou - San Diego | Sat, Nov 7 | Cathay Pacific
        $1,218
        12% off
        $1,385 $1,218
      • SAN 7:50 AM
        25h 50m
        2 stops
        HAK 12:40 AM
        San Diego - Haikou | Sat, Oct 31 | American Airlines
        HAK 6:20 AM
        26h 2m
        2 stops
        SAN 4:22 PM
        Haikou - San Diego | Sat, Nov 7 | China Eastern Airlines
        $1,260
        9% off
        $1,385 $1,260
      • SAN 1:00 PM
        17h 25m
        1 stop
        HAK 2:00 PM
        San Diego - Haikou | Sun, Oct 11 | Normal Airline
        HAK 3:00 PM
        6h
        Nonstop
        SAN 4:00 PM
        Haikou - San Diego | Tue, Oct 13 | Normal Airline
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      • SAN 6:15 AM
        23h 45m
        1 stop
        HAK 9:00 PM
        San Diego - Haikou | Wed, Oct 21 | Alaska Airlines
        $866 $952
        9% off
        9% off
        $952 $866
      • SAN 1:00 PM
        17h 25m
        1 stop
        HAK 2:00 PM
        San Diego - Haikou | Sun, Oct 11 | Normal Airline
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Flight.News
A Yellow Warning for Thunderstorms and Gales remains in effect for Haikou and the Qiongzhou Strait until 09:00 on October 9, 2026. Convective clouds may bring force 7–9 winds, intense lightning, and localized brief heavy rainfall. Relevant departments and the public are advised to take necessary safety precautions.

Which airlines are the most popular for San Diego to Haikou flights?

You can choose from 1 airlines that fly from San Diego to Haikou, including United Airlines, Alaska Airlines has lowest fares on this route.
United Airlines logo United Airlines
Airlines are determined based on actual purchased flight tickets from San Diego to Haikou according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from San Diego to Haikou (SAN-HAK)?

    Based on Trip.com data, Alaska Airlines offers one-way fares as low as $866 on Cheapest nonstop routes (e.g. SAN to HAK on Wed, Oct 21), while Delta Air Lines offers Cheapest nonstop round-trips from $865 departing on Sat, Oct 31 and returning on Sat, Nov 7.
  • At the moment, several airlines serve connecting flights from San Diego to Haikou, including: United Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Diego to Haikou is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from San Diego to Haikou, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Oct 21, with one-way flights priced at just $866.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Haikou travel is around November.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Diego to Haikou is October, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from San Diego to Haikou on October 15, 2026 with Alaska Airlines, with prices starting at $866.
  • You can arrive at any of the following airports in Haikou: Haikou Meilan International Airport (HAK). Flights from San Diego International Airport to Haikou Meilan International Airport (SAN-HAK) are by far the most popular option for this route.
  • The time difference between Haikou and San Diego is 16h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from San Diego to Haikou is $866. Fares vary by travel date, airline and availability.
  • Enter San Diego and Haikou, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.