Cheap flights from New Hampshire to San Diego from $102
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to San Diego departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from New Hampshire to San Diego
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Spirit Airlines flights from New Hampshire to San Diego
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How to get the cheapest flight ticket from New Hampshire to San Diego
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Diego?
If you are unable to visit San Diego during the month of January, then departing from New Hampshire during the month May is also very affordable. Most momondo users find prices during this month for around $349.
What is the cheapest day to depart on your flight to San Diego?
The cheapest day to depart from New Hampshire to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $351. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $440. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.
What is the cheapest time of day to depart on your flight to San Diego?
The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $186. Flights in the morning are often more expensive with an average ticket price of $397.
How far in advance should I book a flight to San Diego?
You are more likely to see cheaper flights to San Diego from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $386 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from New Hampshire for as low as $331 on momondo.
What is the cheapest airline that flies from New Hampshire to San Diego?
Spirit Airlines, Delta, and United Airlines are the most popular carriers operating from New Hampshire to San Diego
What airlines fly to San Diego?
American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to San Diego from New Hampshire according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 3 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.
How many flights depart from New Hampshire to San Diego on average per week?
As of June 2025, there are 121 flights per week flying from New Hampshire to San Diego. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.
How long does it take to fly to San Diego?
On average, it takes 8h 19m to fly from New Hampshire to San Diego if you fly out of Manchester (the most popular airport in New Hampshire) and into San Diego (the most popular airport in San Diego). If you’re flying out of Lebanon and into San Diego, then the flight time is around 39h 23m.
Cheap New Hampshire to San Diego flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from New Hampshire to San Diego
When did momondo last update prices for flights from New Hampshire to San Diego Airport?
Prices for flights from New Hampshire to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from New Hampshire to San Diego Airport?
The number of operators available for flights from New Hampshire to San Diego Airport is 10 as of June 2025.
How old do you have to be to fly from New Hampshire to San Diego Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Hampshire to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from New Hampshire to San Diego
Compare and see reviews for airlines that fly from New Hampshire to San Diego with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $308 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $327 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $351 | Free Cancellation | Rating 8.0 4,280 reviews |
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from New Hampshire to San Diego?
Finding the right flight to San Diego from New Hampshire is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.
Can I find flights from New Hampshire to San Diego with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for New Hampshire to San Diego flights to just show those with flexible booking policies.
How can momondo help me find flights from New Hampshire to San Diego?
Once you have performed a search for New Hampshire to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from New Hampshire to San Diego right now. Can momondo alert me if prices change?
If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from New Hampshire and alert you when they change.