HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pasadena

$111+ 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAX
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Pasadena with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Pasadena are usually found in September or August, booked 84 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap 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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$204
(FlightHub)

One-way from

$111
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$351
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. 8% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find 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 May 1, 2025.

This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/37:45 amIAD - LAX
1 stop15h 05mFrontier
Thu 5/83:41 pmLAX - IAD
1 stop11h 50mFrontier
Deal found 4/29$204
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/317:25 pmIAD - LAX
Nonstop5h 38mAlaska Airlines
Wed 6/117:55 pmLAX - IAD
1 stop8h 41mAlaska Airlines
Deal found 4/29$207
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Mon 5/127:45 amIAD - LAX
1 stop15h 05mMultiple Airlines
Tue 5/138:00 amLAX - IAD
Nonstop5h 00mMultiple Airlines
Deal found 4/28$210
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:38 pmIAD - LAX
Nonstop5h 49mHawaiian Airlines
Tue 5/138:00 amLAX - IAD
Nonstop5h 00mHawaiian Airlines
Deal found 4/29$212
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/238:10 pmIAD - LAX
Nonstop5h 29mUnited Airlines
Wed 5/284:45 pmLAX - IAD
Nonstop4h 59mUnited Airlines
Deal found 4/30$258
This Sun Country Air deal was found by Cheapflights users on 4/29. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1212:40 pmIAD - LAX
1 stop13h 04mSun Country Air
Thu 6/1911:55 pmLAX - IAD
1 stop8h 24mSun Country Air
Deal found 4/29$285
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/44:10 pmIAD - LAX
1 stop7h 25mSouthwest
Mon 7/75:25 amLAX - IAD
1 stop8h 40mSouthwest
Deal found 4/29$313

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 May 1, 2025.
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

Dulles Intl

Fly to

Pasadena

Route

Depart

Return

Price

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 5/3

7:45 am-7:50 pm

1 stop15h 05m

Los Angeles

Thu 5/8

3:41 pm-6:31 am

1 stop11h 50m

$204

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sat 5/31

7:25 pm-10:03 pm

Nonstop5h 38m

Los Angeles

Wed 6/11

7:55 pm-7:36 am

1 stop8h 41m

$207

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Fri 5/9

5:38 pm-8:27 pm

Nonstop5h 49m

Los Angeles

Sun 5/11

8:00 am-4:00 pm

Nonstop5h 00m

$209

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Mon 5/12

7:45 am-7:50 pm

1 stop15h 05m

Los Angeles

Tue 5/13

8:00 am-4:00 pm

Nonstop5h 00m

$210

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Fri 7/4

8:30 am-10:50 am

Nonstop5h 20m

Los Angeles

Fri 7/11

8:15 am-4:21 pm

Nonstop5h 06m

$225

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Thu 6/12

12:40 pm-10:44 pm

1 stop13h 04m

Los Angeles

Thu 6/19

11:55 pm-11:19 am

1 stop8h 24m

$285

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Fri 7/4

4:10 pm-8:35 pm

1 stop7h 25m

Los Angeles

Mon 7/7

5:25 am-5:05 pm

1 stop8h 40m

$313

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Tue 6/17

7:30 am-9:23 pm

1 stop16h 53m

$111

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Wed 5/7

7:45 am-8:34 am

1 stop27h 49m

$112

Washington, D.C.Los Angeles

IAD - LAX

IADLAX

Washington, D.C. Dulles Intl

Sun 5/25

7:25 pm-10:03 pm

Nonstop5h 38m

$114

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 17 results
1
2

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 25, 2025.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Pasadena is 84 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pasadena (average of $246). Flying from Washington, D.C. Dulles Intl Airport to Pasadena in March is currently the most expensive (average of $327). 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 May 1, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Pasadena, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 November 10, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Pasadena flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday afternoons 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 May 1, 2025.

The most flights from IAD to P4S are scheduled on a Thursday (46 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Pasadena by month

Plan your trip to Pasadena by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pasadena ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Pasadena when rainfall is around 0.0 in.

Temperature in Pasadena by month

Plan your trip to Pasadena by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pasadena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 May 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Washington, D.C. to Pasadena by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 ($112), Alaska Airlines ($114), and United Airlines ($118).

  • 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: Iberia (100%), Egyptair (98%), Ethiopian Air( 95%).

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

    On average you can expect to pay $900 for a flight from Washington, D.C. Dulles Intl Airport to Pasadena. The cheapest flight overall is $113 while the most popular route, (Washington, D.C. Dulles Intl - Los Angeles) is currently priced at $179.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pasadena (average of $246). Flying from Washington, D.C. Dulles Intl Airport to Pasadena in March is currently the most expensive (average of $327). 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

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 Pasadena

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Los Angeles flights
Reagan-National to Los Angeles flights
Dulles Intl to Los Angeles flights
Reagan-National to Las Vegas flights
Dulles Intl to Las Vegas flights
Dulles Intl to San Francisco flights
Reagan-National to San Francisco flights
Baltimore to San Francisco flights
Baltimore to Las Vegas flights
Dulles Intl to San Diego flights
Reagan-National to San Diego flights
Dulles Intl to Ontario flights
Baltimore to San Diego flights
Baltimore to Burbank flights
Baltimore to Santa Ana flights
Baltimore to Oakland flights
Reagan-National to Santa Ana flights
Dulles Intl to Sacramento flights
Dulles Intl to San Jose flights
Reagan-National to Ontario flights
Baltimore to San Jose flights
Reagan-National to San Jose flights
Baltimore to Ontario flights
Dulles Intl to Santa Ana flights
Baltimore to Sacramento flights
Dulles Intl to Oakland flights
Reagan-National to Sacramento flights
Dulles Intl to Reno flights
Dulles Intl to Palm Springs flights
Reagan-National to Reno flights
Baltimore to Reno flights
Reagan-National to Palm Springs flights
Reagan-National to Oakland flights
Baltimore to Palm Springs flights
Dulles Intl to Fresno flights
Dulles Intl to Long Beach flights
Dulles Intl to Burbank flights
Dulles Intl to Santa Barbara flights
Dulles Intl to Monterey flights
Reagan-National to Fresno flights
Baltimore to Fresno flights
Reagan-National to Monterey flights
Baltimore to Monterey flights
Reagan-National to Burbank flights
Baltimore to Santa Barbara flights
Reagan-National to Santa Barbara flights
Dulles Intl to Medford flights
Baltimore to Long Beach flights
Dulles Intl to Santa Rosa flights
Reagan-National to Long Beach flights

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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$111Average$208FlexibilityNo cancel feeOn-time65%
FrontierCheapest$138Average$207FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$513FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$148Average$344FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$160Average$308FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$198Average$353FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$216Average$479FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$271Average$516FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$286Average$431FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.