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Pasadena

$133+ Cheap flights from Dulles Intl (IAD) to Pasadena, CA

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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAX
May 3 — May 101
Sun 5/3
Sun 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Pasadena are usually found in May or July, booked 25 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap flight deals from Dulles Intl to Pasadena

Cheapest flights from Dulles Intl to Pasadena
Explore the most affordable flight options available from Dulles Intl to Pasadena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2026.

This Vliegwinkel deal was found by Cheapflights users on 3/30. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:00 am
IAD
-
LAX
1 stop9h 36m
Frontier
Mon 4/271:52 pm
LAX
-
IAD
1 stop7h 44m
Frontier
Deal found 3/30$265
This Trip.com deal was found by Cheapflights users on 3/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
IAD
-
LAX
1 stop8h 21m
Frontier
Wed 5/611:20 pm
LAX
-
IAD
1 stop7h 52m
Frontier
Deal found 3/29$266
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:31 pm
IAD
-
LAX
2 stops10h 54m
Frontier
Sun 6/711:20 pm
LAX
-
IAD
1 stop7h 52m
Frontier
Deal found 3/30$267
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:12 pm
IAD
-
LAX
2 stops16h 06m
Frontier
Sat 4/251:52 pm
LAX
-
IAD
1 stop7h 44m
Frontier
Deal found 3/29$268
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:05 am
IAD
-
LAX
2 stops11h 54m
Frontier
Tue 4/281:52 pm
LAX
-
IAD
1 stop7h 44m
Frontier
Deal found 3/31$269
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/147:30 am
IAD
-
LAX
1 stop12h 35m
Frontier
Sun 6/2111:20 pm
LAX
-
IAD
1 stop7h 56m
Frontier
Deal found 3/31$270
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:36 pm
IAD
-
LAX
2 stops33h 56m
Frontier
Sun 5/1011:20 pm
LAX
-
IAD
1 stop7h 52m
Frontier
Deal found 3/31$271
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:44 pm
IAD
-
LAX
2 stops18h 22m
Multiple Airlines
Tue 4/211:52 pm
LAX
-
IAD
1 stop7h 44m
Multiple Airlines
Deal found 3/31$272
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 am
IAD
-
LAX
2 stops19h 53m
Multiple Airlines
Thu 4/161:52 pm
LAX
-
IAD
1 stop7h 44m
Multiple Airlines
Deal found 3/30$273
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:05 am
IAD
-
LAX
2 stops11h 54m
Frontier
Sat 4/181:52 pm
LAX
-
IAD
1 stop7h 44m
Frontier
Deal found 3/31$274
This Super.com deal was found by Cheapflights users on 4/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/259:12 am
IAD
-
LAX
1 stop26h 51m
Frontier
Sun 5/318:27 pm
LAX
-
IAD
1 stop8h 45m
Frontier
Deal found 4/2$275

Find flight deals from Dulles Intl to Pasadena

Keep the following information in mind while searching for Dulles Intl to Pasadena flight deals. Data was last updated April 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$265
(Vliegwinkel)

One-way from

$133
(Kiwi.com)

Popular in

March

Cheapest in

May

Average price

$382
Provider with most accurate pricing for Washington, D.C. (WAS)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Los Angeles flights.
Search Deals
From Washington, D.C. Dulles Intl to Pasadena
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Pasadena
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Pasadena 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 April 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Pasadena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 4/23

10:05 pm-12:55 am

Nonstop5h 50m

Los Angeles

Wed 4/29

9:20 pm-5:25 am

Nonstop5h 05m

$297

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Mon 7/27

10:20 pm-12:57 am

Nonstop5h 37m

Los Angeles

Thu 8/6

11:30 pm-7:33 am

Nonstop5h 03m

$297

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 5/7

5:55 am-12:35 pm

2 stops9h 40m

Los Angeles

Sun 5/10

2:50 pm-12:40 am

1 stop6h 50m

$322

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Fri 8/21

10:20 pm-12:56 am

Nonstop5h 36m

Los Angeles

Fri 8/28

10:36 pm-6:34 am

Nonstop4h 58m

$327

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 6/6

8:15 pm-10:52 pm

Nonstop5h 37m

Los Angeles

Mon 6/8

11:30 pm-7:33 am

Nonstop5h 03m

$327
Quickest round-trip

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 7/23

7:00 am-9:26 am

Nonstop5h 26m

Los Angeles

Wed 7/29

11:30 pm-7:33 am

Nonstop5h 03m

$327

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Fri 7/24

10:20 pm-12:57 am

Nonstop5h 37m

Los Angeles

Fri 8/14

4:40 pm-12:40 am

Nonstop5h 00m

$375

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 7/11

10:20 pm-12:57 am

Nonstop5h 37m

Los Angeles

Mon 7/27

11:30 pm-7:33 am

Nonstop5h 03m

$407

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sun 8/30

8:30 pm-11:01 pm

Nonstop5h 31m

Los Angeles

Mon 9/7

9:35 pm-5:35 am

Nonstop5h 00m

$422

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 7/30

10:20 pm-12:57 am

Nonstop5h 37m

Los Angeles

Sun 8/2

11:30 pm-7:33 am

Nonstop5h 03m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Dulles Intl to Pasadena

Have a flexible travel schedule? Discover the best time to fly to Pasadena 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 Pasadena

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Pasadena?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Pasadena. Price data was last updated on April 2, 2026.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Pasadena is 25 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pasadena (average of $111). Flying from Washington, D.C. Dulles Intl Airport to Pasadena in March is currently the most expensive (average of $256). 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 IAD to P4S?

Find hourly flight availability from Dulles Intl to Pasadena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 37% on flights from Washington, D.C. Dulles Intl Airport to Pasadena by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Pasadena. Price data was last updated on March 28, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Pasadena flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Pasadena

Explore weekly flight availability from Dulles Intl to Pasadena. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 3, 2026.

The most flights from IAD to P4S are scheduled on a Thursday (35 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (17 on average).

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Pasadena?

Reviews of airlines servicing Pasadena

Get insights into the airlines that provide service to Pasadena. 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 Pasadena. Reviews last updated April 3, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Pasadena, such as Alaska Airlines,Hawaiian Airlines, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,160 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.0

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,160 reviews
Alaska Airlines
7.9
Good
12,160 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.0

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Hawaiian Airlines
7.8
Good
2,838 reviews
Alaska Airlines
7.9
Good
12,160 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.0

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,542 reviews
Alaska Airlines
7.9
Good
12,160 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.0

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.1
Good
11,553 reviews
Alaska Airlines
7.9
Good
12,160 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.0

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Frontier
5.7
Fair
3,001 reviews
Alaska Airlines
7.9
Good
12,160 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.0

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Pasadena. 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 Washington, D.C. Dulles Intl Airport to Pasadena?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Pasadena in 5h 50m. Fly via United Airlines or Southwest to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Pasadena is about 2282 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Pasadena one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Pasadena are Frontier ($88), Spirit Airlines ($93), and Hawaiian Airlines ($113).

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Pasadena?

    Before booking your flight to Pasadena from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: ITA Airways (89%), United Airlines (89%), Ethiopian Air( 87%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Pasadena?

    On average you can expect to pay $1,034 for a flight from Washington, D.C. Dulles Intl Airport to Pasadena. The cheapest flight overall is $143 while the most popular route, (Washington, D.C. Dulles Intl - Los Angeles) is currently priced at $217.

  • Can I find deals for flights from Dulles Intl to Pasadena that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Pasadena?

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

  • Can I find deals for business class flights from Dulles Intl to Pasadena?

    Yes. Cheapflights offers flight deals from Dulles Intl to Pasadena 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 Pasadena?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pasadena (average of $111). Flying from Washington, D.C. Dulles Intl Airport to Pasadena in March is currently the most expensive (average of $256). 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.

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Alternative routes for Dulles Intl to Pasadena

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Dulles Intl to Pasadena

Discover the top 9 airlines that operate flights from Dulles Intl to Pasadena. 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 April 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$67Average$138FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$113Average$309FlexibilityNo cancel feeOn-time85%
FrontierCheapest$125Average$296FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$154Average$324FlexibilityNo cancel feeOn-time75%
DeltaCheapest$213Average$456FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$220Average$399FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$227Average$446FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$235Average$432FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$237Average$459FlexibilityNo cancel feeOn-time71%

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