What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Long Beach round-trip?

Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Long Beach is Delta. Our recent data shows that you can find tickets from as low as $327 on this airline. An additional option worth looking into is Southwest, starting at $347. Delta is currently priced 34% below the average price you’ll pay for this route.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Long Beach?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Long Beach flight should consider departing on Tuesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Long Beach ranges from 0.0 - 3.0 inches per month. February is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Long Beach when rainfall is around 0.0 in.

If weather is an important factor for your trip to Long Beach, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Long Beach?

Monday is generally a great day to depart. Flying on this day could help you save up to 140%.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Long Beach?

Find a great deal and save up to 76% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. Dulles Intl Airport to Long Beach within the next two weeks, with the cheapest ticket starting at $397.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Long Beach?

Flights from Washington, D.C. Dulles Intl Airport to Long Beach lean towards being more expensive in December. Prices are generally better when you fly from Washington, D.C. Dulles Intl Airport to Long Beach in August, with the cheapest ticket starting at $122.

What is the cheapest time of day to fly from IAD to LGB?

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Long Beach is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 23% on airfare.

What airport do you fly into for flights to Long Beach from Washington, D.C. Dulles Intl?

For a flight from Washington, D.C. Dulles Intl to Long Beach, you will be flying into Long Beach Municipal. Long Beach Municipal (LGB) is just 4.1 mi from the center of the city. Long Beach Municipal is the only Long Beach airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 2 airlines have flights to Long Beach Municipal from Washington, D.C. Dulles Intl on a regular basis.

Can I find deals for flights from Dulles Intl to Long Beach that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Long Beach flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Long Beach?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Long Beach.

Can I find deals for business class flights from Dulles Intl to Long Beach?

Yes. Cheapflights offers flight deals from Dulles Intl to Long Beach by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$144+ Flights from Washington, D.C. Dulles Intl Airport to Long Beach

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Cheap flight deals from Dulles Intl to Long Beach

Round-trip from	$327 (Delta)
One-way from	$144 (Southwest)
Popular in	January
Cheapest in	March
Average price	$441

From Washington, D.C. Dulles Intl to Long Beach Municipal

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One-way flight from Washington, D.C. Dulles Intl to Long Beach Municipal

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($155 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Dulles Intl to Long Beach

Cheapest flights from Dulles Intl to Long Beach
Explore the most affordable flight options available from Dulles Intl to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Sun 8/177:30 amIAD - LGB

1 stop7h 42mDelta

Sat 8/301:15 pmLGB - IAD

1 stop7h 17mDelta

Deal found 7/27

$327

Fri 8/294:30 pmIAD - LGB

1 stop7h 40mSouthwest

Thu 9/411:00 amLGB - IAD

1 stop8h 50mSouthwest

Deal found 7/27

$347

Best flights from Dulles Intl to Long Beach
Discover carefully curated flight deals from Dulles Intl to Long Beach that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Sun 8/177:30 amIAD - LGB

1 stop7h 42mDelta

Sat 8/301:15 pmLGB - IAD

1 stop7h 17mDelta

Deal found 7/27

$327

Fri 8/294:30 pmIAD - LGB

1 stop7h 40mSouthwest

Thu 9/411:00 amLGB - IAD

1 stop8h 50mSouthwest

Deal found 7/27

$347

Last-minute flights from Dulles Intl to Long Beach
Discover last-minute flight deals from Dulles Intl to Long Beach. Data last updated July 29, 2025 and is based on user searches.

Wed 8/65:45 amIAD - LGB

1 stop7h 00mSouthwest

Wed 8/1310:50 amLGB - IAD

1 stop8h 15mSouthwest

Deal found 7/28

$522

Thu 8/77:45 amIAD - LGB

1 stop7h 27mDelta

Tue 8/191:15 pmLGB - IAD

1 stop7h 17mDelta

Deal found 7/27

$437

Sun 8/177:30 amIAD - LGB

1 stop7h 42mDelta

Sat 8/301:15 pmLGB - IAD

1 stop7h 17mDelta

Deal found 7/27

$327

Fri 8/294:30 pmIAD - LGB

1 stop7h 40mSouthwest

Thu 9/411:00 amLGB - IAD

1 stop8h 50mSouthwest

Deal found 7/27

$347

One-way flights from Dulles Intl to Long Beach
Search for one-way flight options from Dulles Intl to Long Beach. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Sun 8/319:55 amIAD - LGB

1 stop11h 20mSouthwest

Deal found 7/28

$144

Fri 10/317:10 amIAD - LGB

1 stop7h 59mDelta

Deal found 7/28

$149

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Long Beach that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Long Beach

IAD - LGB

IADLGB

Washington, D.C. Dulles Intl

Sun 8/17

7:30 am-12:12 pm

1 stop7h 42m

Long Beach Municipal

Sat 8/30

1:15 pm-11:32 pm

1 stop7h 17m

$327

Washington, D.C.Long Beach

IAD - LGB

IADLGB

Washington, D.C. Dulles Intl

Fri 8/29

4:30 pm-9:10 pm

1 stop7h 40m

Long Beach Municipal

Thu 9/4

11:00 am-10:50 pm

1 stop8h 50m

$347

Washington, D.C.Long Beach

IAD - LGB

IADLGB

Washington, D.C. Dulles Intl

Sun 8/31

9:55 am-6:15 pm

1 stop11h 20m

$144

Washington, D.C.Long Beach

IAD - LGB

IADLGB

Washington, D.C. Dulles Intl

Fri 10/31

7:10 am-12:09 pm

1 stop7h 59m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Dulles Intl to Long Beach

Have a flexible travel schedule? Discover the best time to fly to Long Beach from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Long Beach

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Long Beach?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Long Beach (average of $306). Flying from Washington, D.C. Dulles Intl Airport to Long Beach in June is currently the most expensive (average of $386). 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.

Reviews of airlines servicing Long Beach

Get a feel of what it's like to fly with Southwest and Delta from Washington, D.C. Dulles Intl Airport to Long Beach by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest

8.0

Very good

4,238 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta

8.0

Very good

7,977 reviews

Southwest

8.0

Very good

4,238 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

What airport do you fly into for flights to Long Beach from Washington, D.C. Dulles Intl?
For a flight from Washington, D.C. Dulles Intl to Long Beach, you will be flying into Long Beach Municipal. Long Beach Municipal (LGB) is just 4.1 mi from the center of the city. Long Beach Municipal is the only Long Beach airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 2 airlines have flights to Long Beach Municipal from Washington, D.C. Dulles Intl on a regular basis.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Long Beach round-trip?
Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Long Beach is Delta. Our recent data shows that you can find tickets from as low as $327 on this airline. An additional option worth looking into is Southwest, starting at $347. Delta is currently priced 34% below the average price you’ll pay for this route.
Can I find deals for flights from Dulles Intl to Long Beach that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Long Beach flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Long Beach?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Long Beach.
Can I find deals for business class flights from Dulles Intl to Long Beach?
Yes. Cheapflights offers flight deals from Dulles Intl to Long Beach 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 Washington, D.C. Dulles Intl Airport to Long Beach?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Long Beach (average of $306). Flying from Washington, D.C. Dulles Intl Airport to Long Beach in June is currently the most expensive (average of $386). 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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Other flights to Long Beach

Top 2 airlines flying from Dulles Intl to Long Beach

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$296	Average$637	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$342	Average$547	FlexibilityNo cancel fee	On-time63%

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$144+ Cheap flights from Dulles Intl (IAD) to Long Beach (LGB)

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Long Beach with Cheapflights

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Cheap flight deals from Dulles Intl to Long Beach

Round-trip from

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Popular in

Cheapest in

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Find flight deals from Dulles Intl to Long Beach

Cheapest flights from Dulles Intl to Long BeachExplore the most affordable flight options available from Dulles Intl to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Dulles Intl to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Long Beach that are best for you.

Best time to book a flight from Dulles Intl to Long Beach

Have a flexible travel schedule? Discover the best time to fly to Long Beach from Dulles Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Long Beach

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Long Beach?

Reviews of airlines servicing Long Beach

Get a feel of what it's like to fly with Southwest and Delta from Washington, D.C. Dulles Intl Airport to Long Beach by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Long Beach. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Long Beach from Washington, D.C. Dulles Intl?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Long Beach round-trip?

Can I find deals for flights from Dulles Intl to Long Beach that include hotel bookings?

How can I find direct flights from Dulles Intl to Long Beach?

Can I find deals for business class flights from Dulles Intl to Long Beach?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Long Beach?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Long Beach

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Dulles Intl to Long Beach

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Cheapest flights from Dulles Intl to Long Beach
Explore the most affordable flight options available from Dulles Intl to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.