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New Hampshire

$99+ Cheap flights from Irvine, CA to New Hampshire

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — MHT
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Irvine to New Hampshire

Cheapest flights from Irvine to New Hampshire
Explore the most affordable flight options available from Irvine to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/22. 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.
Mon 12/297:25 pmLAX - BOS
1 stop7h 33mUnited Airlines
Mon 1/266:17 pmBOS - LAX
Nonstop6h 38mUnited Airlines
Deal found 12/22$238
This Southwest deal was found by Cheapflights users on 12/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:40 amLAX - BOS
1 stop9h 45mSouthwest
Mon 1/55:55 pmBOS - LAX
1 stop9h 10mSouthwest
Deal found 12/22$267
This Priceline deal was found by Cheapflights users on 12/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:59 amLAX - BOS
Nonstop5h 28mMultiple Airlines
Mon 1/56:00 amBOS - LAX
1 stop11h 03mMultiple Airlines
Deal found 12/22$281
This Delta deal was found by Cheapflights users on 12/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:55 amLAX - BOS
Nonstop5h 28mDelta
Wed 1/712:45 pmBOS - LAX
Nonstop6h 44mDelta
Deal found 12/21$282
This JetBlue deal was found by Cheapflights users on 12/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:10 pmLAX - BOS
Nonstop5h 23mJetBlue
Tue 1/68:25 pmBOS - LAX
Nonstop6h 34mJetBlue
Deal found 12/21$287
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Wed 12/3110:59 pmLAX - BOS
1 stop8h 38mUnited Airlines
Sun 1/47:44 pmBOS - LAX
1 stop8h 15mUnited Airlines
Deal found 12/21$292
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Mon 12/298:20 amLAX - BOS
Nonstop5h 32mUnited Airlines
Mon 1/59:30 amBOS - LAX
Nonstop6h 35mUnited Airlines
Deal found 12/22$294
This JetBlue deal was found by Cheapflights users on 12/22. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:10 pmLAX - BOS
Nonstop5h 23mJetBlue
Mon 1/59:20 pmBOS - LAX
Nonstop6h 39mJetBlue
Deal found 12/22$297
This Delta deal was found by Cheapflights users on 12/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:30 amLAX - PWM
1 stop10h 13mDelta
Thu 1/15:45 amPWM - LAX
1 stop12h 11mDelta
Deal found 12/22$297
This Expedia deal was found by Cheapflights users on 12/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:37 amLAX - BOS
1 stop13h 47mMultiple Airlines
Thu 1/17:47 amBOS - LAX
Nonstop6h 33mMultiple Airlines
Deal found 12/22$300
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Wed 12/3111:30 pmLAX - BOS
1 stop8h 07mUnited Airlines
Sat 1/35:20 amBOS - LAX
1 stop8h 18mUnited Airlines
Deal found 12/22$302
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/311:17 pmLAX - ORH
2 stops21h 05mAmerican Airlines
Tue 1/62:18 pmORH - LAX
1 stop24h 47mAmerican Airlines
Deal found 12/22$372

Find flight deals from Irvine to New Hampshire

Keep the following information in mind while searching for Irvine to New Hampshire flight deals. Data was last updated December 23, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$174
(Priceline)

One-way from

$99
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$455
Provider with most accurate pricing for Los Angeles-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Boston Logan Intl flights.
Search Deals
From Irvine to New Hampshire
Search Deals
One-way flight from Irvine to New Hampshire
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to New Hampshire 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 December 23, 2025.
Use the filters below to find and compare flights from Irvine to New Hampshire that are best for you.

Fly from

Irvine

Fly to

New Hampshire

Route

Depart

Return

Price

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Mon 1/12

10:50 pm-7:21 am

Nonstop5h 31m

Boston Logan Intl

Mon 1/19

8:25 am-12:03 pm

Nonstop6h 38m

$179

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Sat 6/20

2:50 pm-11:29 pm

Nonstop5h 39m

Boston Logan Intl

Sat 6/27

9:36 pm-12:57 am

Nonstop6h 21m

$179

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Sat 1/10

7:55 am-4:17 pm

Nonstop5h 22m

Boston Logan Intl

Sat 1/17

7:30 am-11:22 am

Nonstop6h 52m

$179

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Thu 1/22

8:38 pm-5:00 am

Nonstop5h 22m

Boston Logan Intl

Mon 1/26

6:00 am-9:34 am

Nonstop6h 34m

$179

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Sat 1/17

12:30 am-12:46 pm

1 stop9h 16m

Boston Logan Intl

Sun 1/25

8:25 am-12:03 pm

Nonstop6h 38m

$185

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Sat 1/17

12:30 am-12:46 pm

1 stop9h 16m

Boston Logan Intl

Fri 1/23

8:25 am-12:03 pm

Nonstop6h 38m

$185

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Fri 1/16

12:30 am-12:46 pm

1 stop9h 16m

Boston Logan Intl

Mon 1/19

8:25 am-12:03 pm

Nonstop6h 38m

$185

Los AngelesWorcester

LAX - ORH

LAXORH

Los Angeles

Mon 1/19

3:45 pm-1:53 pm

1 stop19h 08m

Worcester

Mon 1/26

2:18 pm-9:53 pm

1 stop10h 35m

$194

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Sun 1/25

6:15 am-5:15 pm

1 stop8h 00m

Boston Logan Intl

Mon 1/26

5:30 pm-11:25 pm

1 stop8h 55m

$199

Los AngelesBoston

LAX - BOS

LAXBOS

Los Angeles

Fri 1/16

1:25 pm-11:49 pm

1 stop7h 24m

Boston Logan Intl

Tue 1/20

8:25 am-12:03 pm

Nonstop6h 38m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 60 results
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Best time to book a flight from Irvine to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Irvine 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 Irvine to New Hampshire

What is the cheapest month to book a flight from Irvine to New Hampshire?

Currently, October is the cheapest month in which you can book a flight from Irvine to New Hampshire (average of $198). Flying from Irvine to New Hampshire in December is currently the most expensive (average of $520). 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 IR9 to NH?

Find hourly flight availability from Irvine to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

It’s optimal to fly from Irvine to New Hampshire in the afternoon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. 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 New Hampshire. Reviews last updated December 23, 2025.
Get a feel of what it's like to fly with Southwest, American Airlines, and JetBlue from Irvine to New Hampshire by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,054 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
JetBlue
7.2
Good
2,898 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Irvine to New Hampshire. 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 Irvine to New Hampshire?

    Departing from Irvine to New Hampshire will take you 5h 22m. The distance between Irvine and New Hampshire is about 2603 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines to fly from Irvine to New Hampshire one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $143. American Airlines flights start at $153 while deals on Southwest start at $177 one-way.

  • What are the most popular routes from Irvine to New Hampshire?

    The most popular route from Irvine to New Hampshire is Los Angeles - Boston Logan Intl. You may also consider Los Angeles - Portland or Los Angeles - Manchester.

  • Can I find deals for flights from Irvine to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Irvine to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to New Hampshire.

  • Can I find deals for business class flights from Irvine to New Hampshire?

    Yes. Cheapflights offers flight deals from Irvine to New Hampshire 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 Irvine to New Hampshire?

    Currently, October is the cheapest month in which you can book a flight from Irvine to New Hampshire (average of $198). Flying from Irvine to New Hampshire in December is currently the most expensive (average of $520). 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

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Alternative routes for Irvine to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Irvine to New Hampshire

Discover the top 3 airlines that operate flights from Irvine to New Hampshire. 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$217Average$363FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$225Average$527FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$332Average$468FlexibilityNo cancel feeOn-time63%

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