Explore the cheapest flights from Vail to San Diego in the next three months. Based on Trip.com's data from the latest 7 days, one-way fares start at VND 5,194,350, and round-trip tickets start at VND 5,242,826.

Displayed flight fares from Vail to San Diego are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flying from Vail to San Diego

The distance between Vail and San Diego is approximately 1,197.59 km. Based on Trip.com's data, travel demand peaks in August. The off-season for travel is January.

Cheapest one-way flight priceVND 3,020,405
Cheapest round-trip ticket priceVND 5,242,826
Off-season for travelJanuary
Peak season for travelAugust
Flight distance1,197.59 km

When is the cheapest time to fly from Vail to San Diego?

The cheapest time for Vail to San Diego flights: Jan 4 to Jan 11 — one way flight prices from VND 3,020,405.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Vail to San Diego, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Vail to San Diego (EGE-SAN)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as VND 3,020,405 on Cheapest nonstop routes (e.g. EGE to SAN on Tue, Jan 6), while Delta Air Lines offers Cheapest nonstop round-trips from VND 5,242,826 departing on Thu, Jan 8 and returning on Sun, Jan 11.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Vail to San Diego 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 Vail to San Diego, 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 Tue, Jan 6, with one-way flights priced at just VND 3,020,405.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Hawaiian 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 San Diego travel is around August.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Vail to San Diego is January, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Vail to San Diego on December 16, 2025 with American Airlines, with prices starting at VND 6,048,266.
  • The time difference between San Diego and Vail is 1h.
  • 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.