Cheap Flights from Helena to San Diego
Don’t miss today’s hottest flight offers, with unmissable trips to San Diego from Helena for as low as £79.
Swipe up to view more
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system
Flights from Helena to San Diego Starting at £79
For as little as £79, you can take your next adventure to San Diego without breaking the bank. Choose between one-way and return tickets from Helena below.
- One way
- Round-trip
HLN16:416h 52m1 stopSAN22:33Tue, Jan 21|Helena - San Diego|Alaska Airlines£79£29974% OFF74% OFF£299£79- HLN16:416h 52m1 stopSAN22:33Wed, Jan 8|Helena - San Diego|Alaska Airlines£91£29970% OFF70% OFF£299£91
- HLN16:416h 52m1 stopSAN22:33Mon, Feb 3|Helena - San Diego|Alaska Airlines£93£29969% OFF69% OFF£299£93
HLN13:036h 28m1 stopSAN18:31Wed, Jan 8|Helena - San Diego|Delta Air Lines£95£95- HLN13:306h 39m1 stopSAN19:09Mon, Feb 3|Helena - San Diego|Delta Air Lines£100£100
- HLN15:297h 16m1 stopSAN21:45Tue, Dec 31|Helena - San Diego|Alaska Airlines£123£123
- HLN13:306h 39m1 stopSAN19:09Tue, Jan 21|Helena - San Diego|Delta Air Lines£139£139
- HLN15:299h 30m1 stopSAN23:59Wed, Jan 1|Helena - San Diego|Alaska Airlines£172£172
- HLN05:457h 38m1 stopSAN12:23Wed, Jan 1|Helena - San Diego|Delta Air Lines£175£175
HLN14:257h 15m1 stopSAN20:40Wed, Jan 8|Helena - San Diego|United Airlines£218£218
HLN01:00 pm3h 5mNonstopSAN02:00 pmSun, Jan 5|Helena - San Diego|Alaska AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Find the best time to fly from Helena to San Diego
Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to San Diego from Helena have changed and are set to move below.
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Helena to San Diego
We have a range of prices from different airlines providing flights from Helena to San Diego. Check below for the journey which best suits your travel needs.
Alaska Airlines
From £79
Delta Air Lines
From £95
United Airlines
From £207
Find more flights and airlines
Alternative Routes from Helena to San Diego
Did you know that you can save money and time on an alternative route from Helena to San Diego? Check out some of the different available routes below.
- CheapestHLN16:416h 52m1 transferSAN22:33Helena Regional Airport - San Diego International AirportTue, Jan 21Alaska Airlines£79
- HLN16:416h 52m1 transferSAN22:33Helena Regional Airport - San Diego International AirportTue, Jan 21Alaska Airlines£79Find More Flights
FAQ
How to find a cheap flight from Helena to San Diego
If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing.
Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Helena to San Diego
| Cheapest direct flight price | £79 |
|---|---|
| Off-season travel month | February |
| Peak season for travel | October |
| Flight distance | 1,604.66km |
| Popular airline | Alaska Airlines |
Plan Your Trip Around San Diego
More Travel Options
Helena Airports
San Diego Airports
- Flights from Edinburgh to Helena Regional Airport
- Flights from Bristol to Helena Regional Airport
- Flights from Glasgow to Helena Regional Airport
- Flights from Leeds to Helena Regional Airport
- Flights from London to Helena Regional Airport
- Flights from Cardiff Airport to Helena Regional Airport
- Flights from George Best Belfast City Airport to Helena Regional Airport
- Flights from Gatwick Airport to Helena Regional Airport
- Flights from Newcastle International Airport to Helena Regional Airport
- Flights from Manchester Airport to Helena Regional Airport
Popular airlines in the UK
- Ryanair flights
- easyJet flights
- British Airways flights
- KLM flights
- Jet2.com flights
- IndiGo flights
- Malaysia Airlines flights
- Emirates flights
- Delta Air Lines flights
- Virgin Atlantic flights
- Austrian Airlines flights
- Eastern Airways flights
- Southwest Airlines flights
- avianca flights
- Royal Air Maroc flights
- Condor flights
- Saudia flights
- Neos flights
- Airbaltic flights
- Transavia flights
More flight options
- Flights to Kuala Lumpur
- Flights to Budapest
- Flights to Isles Of Scilly
- Flights to Thessaloniki
- Flights to Cardiff
- Flights to Tbilisi
- Flights to Chicago
- Flights to Gothenburg
- Flights to Lima
- Flights to Ibiza
- Flights to Puducherry
- Flights to Nantucket
- Flights to Shenyang
- Flights to Spokane
- Flights to Freetown
- Flights to Alderney
- Flights to Guayaquil
- Flights to Tetouan
- Flights to Ostrava
- Flights to Islay
- Flights to Amsterdam
- Flights to Dublin
- Flights to New York
- Flights to Madras
- Flights to Courtenay
- Flights to Malelane
- Flights to Takoradi
- Flights to Putian
- Flights to Lanzarote
- Flights to Bremen
Payment Methods
Our Partners
Copyright © 2024 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.
Site Operator: Trip.com Travel Singapore Pte. Ltd.