Cheap flights from San Diego (SAN) to Dulles Intl (IAD) from $120

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 4/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — IAD
Mar 24 — Mar 311

The best prices from San Diego to Washington, D.C. Dulles Intl are usually found in October or September, booked 80 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from San Diego to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 19, 2024.

Popular in

April

Cheapest in

October

Round-trip from

$234

One-way from

$144
High demand for flights, 21% potential price rise
Best time to find cheap flights, 29% potential price drop
From San Diego to Washington, D.C. Dulles Intl
One-way flight from San Diego to Washington, D.C. Dulles Intl

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

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 20% on the overall cost on flights from San Diego to Washington, D.C. Dulles Intl Airport.

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

Users have found that booking a flight from San Diego to Washington, D.C. Dulles Intl Airport at least 50 days early can save you up to 14% on average compared to booking a flight this week. If booking 50 days before your flight isn’t an option for you, users have found flights from San Diego to Washington, D.C. Dulles Intl Airport for as little as $342 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $750 for flights departing within the next 3 days.

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

January can be a great time to fly to Washington, D.C. Dulles Intl Airport from San Diego with a flight ticket averaging about $400. Cheapflights users have found deals in the month of January for as cheap as $161. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from San Diego to Washington, D.C. Dulles Intl Airport (SAN - IAD)?

Unlike in the evening, when flights are generally more expensive, you can save up to 50% on flights from San Diego to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the afternoon.

Cheap Sun Country Air flights from San Diego to Dulles Intl

Explore cheap flight options specifically provided by Sun Country Air for the route between San Diego and Dulles Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Find some of the cheapest Sun Country Air flights traveling from San Diego to Washington, D.C.. It's recommended that users confirm their flight details before booking.
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mSun Country Air
Mon 4/2212:40 pmIAD - SAN
1 stop28h 40mSun Country Air
Deal found 3/18$275
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mSun Country Air
Thu 4/1812:30 pmIAD - SAN
1 stop7h 25mSun Country Air
Deal found 3/18$353
Sun 4/285:20 pmSAN - IAD
1 stop14h 32mSun Country Air
Thu 5/211:50 amIAD - SAN
1 stop8h 07mSun Country Air
Deal found 3/18$407
Mon 7/225:30 pmSAN - IAD
1 stop14h 07mSun Country Air
Sat 7/2711:13 amIAD - SAN
1 stop8h 27mSun Country Air
Deal found 3/17$436
Tue 6/115:15 pmSAN - IAD
1 stop14h 11mSun Country Air
Tue 6/1811:50 amIAD - SAN
1 stop7h 52mSun Country Air
Deal found 3/18$440

Cheap American Airlines flights from San Diego to Dulles Intl

Explore cheap flight options specifically provided by American Airlines for the route between San Diego and Dulles Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
To aid your search, here are some of the cheapest American Airlines flights we've found from San Diego to Washington, D.C.. Deals frequently update to provide users with more options.
Tue 4/161:00 pmSAN - IAD
1 stop7h 23mAmerican Airlines
Sat 4/202:12 pmIAD - SAN
1 stop9h 26mAmerican Airlines
Deal found 3/18$300
Sat 4/201:32 pmSAN - IAD
1 stop7h 27mAmerican Airlines
Sat 5/45:04 amIAD - SAN
1 stop8h 14mAmerican Airlines
Deal found 3/18$305
Fri 4/121:00 pmSAN - IAD
1 stop7h 23mAmerican Airlines
Sat 4/202:12 pmIAD - SAN
1 stop7h 46mAmerican Airlines
Deal found 3/18$306
Fri 5/3110:31 pmSAN - IAD
1 stop9h 21mAmerican Airlines
Thu 6/65:00 amIAD - SAN
1 stop7h 20mAmerican Airlines
Deal found 3/18$330
Fri 5/171:32 pmSAN - IAD
1 stop7h 29mAmerican Airlines
Wed 5/223:27 pmIAD - SAN
1 stop8h 01mAmerican Airlines
Deal found 3/18$380
Thu 4/116:15 amSAN - IAD
1 stop7h 09mAmerican Airlines
Sun 4/145:04 amIAD - SAN
1 stop8h 14mAmerican Airlines
Deal found 3/18$381
Fri 4/199:55 amSAN - IAD
Nonstop5h 02mAmerican Airlines
Mon 4/224:12 pmIAD - SAN
Nonstop5h 21mAmerican Airlines
Deal found 3/17$389
Sat 4/2011:30 amSAN - IAD
Nonstop5h 02mAmerican Airlines
Tue 4/235:04 amIAD - SAN
1 stop8h 14mAmerican Airlines
Deal found 3/17$391
Fri 4/58:05 amSAN - IAD
Nonstop4h 50mAmerican Airlines
Mon 4/154:21 pmIAD - SAN
Nonstop5h 50mAmerican Airlines
Deal found 3/18$470

Cheap San Diego to Dulles Intl flights in March & April 2024

Find cheap flight options from San Diego to Dulles Intl specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
These are some of the most attractive deals on flights from San Diego to Washington, D.C. in 2024. More deals are always being added, so be sure to check back regularly.
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mSun Country Air
Mon 4/2212:40 pmIAD - SAN
1 stop28h 40mSun Country Air
Deal found 3/18$275
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mMultiple Airlines
Tue 4/1611:35 amIAD - SAN
1 stop7h 55mMultiple Airlines
Deal found 3/17$276
Wed 4/179:55 amSAN - IAD
Nonstop5h 02mAlaska Airlines
Wed 4/244:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/18$277
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mMultiple Airlines
Mon 4/2212:40 pmIAD - SAN
2 stops23h 32mMultiple Airlines
Deal found 3/18$282
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Tue 4/164:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/17$283
Wed 4/1712:55 pmSAN - IAD
Nonstop4h 44mUnited Airlines
Wed 4/247:00 pmIAD - SAN
1 stop7h 41mUnited Airlines
Deal found 3/18$286
Mon 4/84:30 pmSAN - IAD
1 stop9h 54mUnited Airlines
Wed 4/179:15 amIAD - SAN
Nonstop5h 38mUnited Airlines
Deal found 3/18$288
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Sat 4/204:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/18$289
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mMultiple Airlines
Mon 4/224:12 pmIAD - SAN
Nonstop5h 21mMultiple Airlines
Deal found 3/18$290

San Diego to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between San Diego and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
These are some of the most attractive deals on flights from San Diego to Washington, D.C. in 2024. More deals are always being added, so be sure to check back regularly.
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mSun Country Air
Mon 4/2212:40 pmIAD - SAN
1 stop28h 40mSun Country Air
Deal found 3/18$275
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mMultiple Airlines
Tue 4/1611:35 amIAD - SAN
1 stop7h 55mMultiple Airlines
Deal found 3/17$276
Wed 4/179:55 amSAN - IAD
Nonstop5h 02mAlaska Airlines
Wed 4/244:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/18$277
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mMultiple Airlines
Mon 4/2212:40 pmIAD - SAN
2 stops23h 32mMultiple Airlines
Deal found 3/18$282
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Tue 4/164:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/17$283
Wed 4/1712:55 pmSAN - IAD
Nonstop4h 44mUnited Airlines
Wed 4/247:00 pmIAD - SAN
1 stop7h 41mUnited Airlines
Deal found 3/18$286
Mon 4/84:30 pmSAN - IAD
1 stop9h 54mUnited Airlines
Wed 4/179:15 amIAD - SAN
Nonstop5h 38mUnited Airlines
Deal found 3/18$288
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Sat 4/204:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/18$289
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mMultiple Airlines
Mon 4/224:12 pmIAD - SAN
Nonstop5h 21mMultiple Airlines
Deal found 3/18$290

Non-stop flights to Dulles Intl from San Diego

Discover non-stop flight options from San Diego to Dulles Intl. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
To help reduce your travel time, choose from one of these non-stop flights from San Diego to Washington, D.C.. Users can also choose from other San Diego to Washington, D.C. flights by using the search form above.
Wed 4/179:55 amSAN - IAD
Nonstop5h 02mAlaska Airlines
Wed 4/244:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/18$277
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Tue 4/164:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/17$283
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Sat 4/204:12 pmIAD - SAN
Nonstop5h 21mAlaska Airlines
Deal found 3/18$289
Sun 5/197:00 amSAN - IAD
Nonstop4h 56mUnited Airlines
Wed 5/228:20 amIAD - SAN
Nonstop5h 26mUnited Airlines
Deal found 3/18$297
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mUndisclosed Carrier
Mon 4/154:21 pmIAD - SAN
Nonstop5h 50mUndisclosed Carrier
Deal found 3/18$299
Sat 4/138:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Mon 4/154:21 pmIAD - SAN
Nonstop5h 50mAlaska Airlines
Deal found 3/18$303
Wed 4/108:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Sat 4/134:21 pmIAD - SAN
Nonstop5h 50mAlaska Airlines
Deal found 3/18$317
Wed 6/267:00 amSAN - IAD
Nonstop5h 03mUnited Airlines
Mon 7/15:53 pmIAD - SAN
Nonstop5h 20mUnited Airlines
Deal found 3/17$320
Thu 6/67:00 amSAN - IAD
Nonstop5h 03mUnited Airlines
Mon 6/109:00 amIAD - SAN
Nonstop5h 13mUnited Airlines
Deal found 3/18$323

San Diego to Dulles Intl flights leaving soon

Find last-minute flight options from San Diego to Dulles Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Have a look at some of the flights available from San Diego to Washington, D.C. departing last-minute. Tip: verify your flight details before completing your reservation.
Tue 3/266:15 amSAN - IAD
3 stops30h 55mMultiple Airlines
Sat 4/61:00 pmIAD - SAN
3 stops13h 27mMultiple Airlines
Deal found 3/18$399
Thu 3/286:15 amSAN - IAD
3 stops26h 05mMultiple Airlines
Sun 3/3110:04 pmIAD - SAN
2 stops16h 50mMultiple Airlines
Deal found 3/17$400
Thu 3/286:15 amSAN - IAD
3 stops26h 05mMultiple Airlines
Tue 4/21:00 pmIAD - SAN
3 stops13h 27mMultiple Airlines
Deal found 3/17$406
Mon 3/256:15 amSAN - IAD
3 stops26h 05mMultiple Airlines
Wed 3/2710:15 pmIAD - SAN
3 stops28h 12mMultiple Airlines
Deal found 3/18$430
Thu 3/286:15 amSAN - IAD
3 stops26h 05mMultiple Airlines
Sun 3/315:35 pmIAD - SAN
3 stops32h 52mMultiple Airlines
Deal found 3/17$446
Thu 3/288:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Tue 4/94:21 pmIAD - SAN
Nonstop5h 50mAlaska Airlines
Deal found 3/18$458
Thu 3/2812:19 pmSAN - IAD
1 stop7h 57mDelta
Tue 4/97:10 amIAD - SAN
1 stop8h 16mDelta
Deal found 3/18$467
Sun 3/246:15 amSAN - IAD
3 stops30h 55mMultiple Airlines
Tue 3/268:25 amIAD - SAN
3 stops18h 02mMultiple Airlines
Deal found 3/17$479
Thu 3/281:05 pmSAN - IAD
Nonstop4h 35mUnited Airlines
Wed 4/247:00 pmIAD - SAN
1 stop7h 41mUnited Airlines
Deal found 3/18$503

One-way flights to Dulles Intl from San Diego

Search for one-way flight options from San Diego to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the one-way flights we've detected from San Diego to Washington, D.C.. Users can also find round-trip San Diego to Washington, D.C. flights by using the search form above.
Tue 4/165:30 pmSAN - IAD
1 stop15h 07mSun Country Air
Deal found 3/18$120
Wed 4/109:14 amSAN - IAD
2 stops32h 54mMultiple Airlines
Deal found 3/18$121
Wed 4/109:14 amSAN - IAD
2 stops32h 54mMultiple Airlines
Deal found 3/18$122
Tue 4/95:20 pmSAN - IAD
1 stop15h 22mSun Country Air
Deal found 3/18$130
Tue 4/95:20 pmSAN - IAD
1 stop15h 22mSun Country Air
Deal found 3/18$133
Mon 4/2210:25 pmSAN - IAD
3 stops33h 37mMultiple Airlines
Deal found 3/18$138
Wed 4/108:05 amSAN - IAD
Nonstop4h 50mAlaska Airlines
Deal found 3/18$139
Wed 5/111:15 amSAN - IAD
2 stops26h 31mMultiple Airlines
Deal found 3/18$140
Wed 4/174:30 pmSAN - IAD
1 stop9h 54mUnited Airlines
Deal found 3/18$144

Find flights from San Diego to Dulles Intl within your budget

Customize your flight search to find flights from San Diego to Dulles Intl 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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$275 - $300

Route

Depart

Return

Price

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Tue 4/16

1 stop15h 07m

Washington, D.C. Dulles Intl

Mon 4/22

1 stop28h 40m

$275

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Sat 4/13

Nonstop4h 50m

Washington, D.C. Dulles Intl

Tue 4/16

1 stop7h 55m

$276

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Wed 4/17

Nonstop5h 02m

Washington, D.C. Dulles Intl

Wed 4/24

Nonstop5h 21m

$277

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Tue 4/16

1 stop15h 07m

Washington, D.C. Dulles Intl

Mon 4/22

2 stops23h 32m

$282

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Sat 4/13

Nonstop4h 50m

Washington, D.C. Dulles Intl

Tue 4/16

Nonstop5h 21m

$283

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Wed 4/17

Nonstop4h 44m

Washington, D.C. Dulles Intl

Wed 4/24

1 stop7h 41m

$286

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Wed 4/17

1 stop8h 30m

Washington, D.C. Dulles Intl

Wed 4/24

1 stop8h 47m

$296

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Sat 4/13

Nonstop4h 50m

Washington, D.C. Dulles Intl

Mon 4/15

Nonstop5h 50m

$299

San DiegoWashington, D.C. Dulles Intl

SAN - IAD

SANIAD

San Diego

Tue 4/16

1 stop7h 23m

Washington, D.C. Dulles Intl

Sat 4/20

1 stop9h 26m

$300

Flights are sorted by cheapest first

Deals found on 3/18

When is the best time to book a flight from San Diego to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Dulles Intl. Price data was last updated on January 28, 2024.
To ensure you get the cheapest price possible for a flight from San Diego to Washington, D.C. Dulles Intl Airport, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from San Diego to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Dulles Intl. Price data was last updated on March 10, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Diego to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Dulles Intl by month

Plan your trip from San Diego to Dulles Intl by taking into account the cheapest months to travel. The average price of a one-way flight from San Diego to Dulles Intl is currently $132 while a round-trip flight costs $286. Price data was last updated on March 17, 2024.

Currently, September is the cheapest month in which you can book a flight from San Diego to Washington, D.C. Dulles Intl Airport (average of $282). Flying from San Diego to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $407). 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.

January

$308

February

$303

March

$354

April

$345

May

$345

June

$407

July

$379

August

$298

September

$282

October

$306

November

$326

December

$289

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated March 19, 2024.
Get a feel of what it's like to fly with Sun Country Air, American Airlines and Alaska Airlines from San Diego to Washington, D.C. by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,147 reviews

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.4

Boarding

8.3

Crew

8.6

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

8.1
Very good
9,147 reviews
8.1
Very good
9,147 reviews

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.4

Boarding

8.3

Crew

8.6

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

8.1
Very good
11,551 reviews
8.1
Very good
9,147 reviews

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.4

Boarding

8.3

Crew

8.6

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

7.4
Good
11,602 reviews
8.1
Very good
9,147 reviews

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.4

Boarding

8.3

Crew

8.6

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

7.3
Good
15,312 reviews
8.1
Very good
9,147 reviews

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.4

Boarding

8.3

Crew

8.6

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

7.3
Good
704 reviews
8.1
Very good
9,147 reviews

Comfort

7.9

Food

7.3

Overall

8.1

Entertainment

7.4

Boarding

8.3

Crew

8.6

Reviews

1 / 10

It wasn't nice I was close to choked with with very little and very dry snak they didn't offer water till and hr after

Related info for your journey

Find useful and relevant information for your journey from San Diego to Dulles Intl. 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 from for flights from San Diego to Washington, D.C. Dulles Intl?

    Located just 2.6 mi from the city center, San Diego is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from San Diego. Booking flights from San Diego (SAN) to Washington, D.C. Dulles Intl should be relatively easy as there are 3 daily outbound flights to Washington, D.C. Dulles Intl from 5 different airlines.

  • Can I find flights from San Diego to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

    Yes, there are multiple flights from San Diego to Washington, D.C. Dulles Intl Airport for under $300. The cheapest flight booked recently is on Sun Country Air for just $275, but on average you can expect to pay $291.

  • Are there nonstop flights from San Diego to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from San Diego to Washington, D.C. Dulles Intl Airport under $300. A good price for a nonstop flight from San Diego to Washington, D.C. Dulles Intl Airport is less than $340.

  • Are there last-minute flights available from San Diego to Washington, D.C. Dulles Intl Airport for under $400?

    There are currently 20+ open flights from San Diego to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

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

    Flying on Sun Country Air is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $275. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $277 and $286, respectively. These flights start at 40% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Sun Country Air. According to our data, you can fly for as low as $120. Users have also found prices from $139 and $144 on Alaska Airlines and United Airlines, respectively.

  • What are the most popular airlines that fly from San Diego to Washington, D.C. Dulles Intl Airport?

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

    The top 3 most reliable airlines when flying from San Diego to Washington, D.C. Dulles Intl Airport are Ethiopian Air (93%), United Airlines (88%) and Austrian Airlines (87%).

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

    The cheapest flight price from San Diego to Washington, D.C. Dulles Intl Airport is $145. On average you can expect to pay $859. The most popular route, (San Diego - Washington, D.C. Dulles Intl), can usually be booked for $273.

  • What does SAN to IAD mean?

    This is defined as San Diego Airport (SAN) and Washington, D.C. Dulles Intl Airport (IAD). Codes like Washington, D.C. Dulles Intl Airport are often used to just call airports uniquely.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Diego to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from San Diego to Dulles Intl

Discover the top 5 airlines that operate flights from San Diego to Dulles Intl. 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 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$118Average$301FlexibilityNo cancel feeOn-time75%
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DeltaCheapest$152Average$366FlexibilityNo cancel feeOn-timeN/A
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FrontierCheapest$171Average$239FlexibilityNo cancel feeOn-time62%
Search Frontier flights
United AirlinesCheapest$218Average$418FlexibilityNo cancel feeOn-time69%
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American AirlinesCheapest$288Average$478FlexibilityNo cancel feeOn-time71%
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Search flights from San Diego to Dulles Intl by cabin class

Find flights from San Diego to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from San Diego to Dulles Intl

Find hourly flight availability from San Diego to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2024.
1%of flight departuresEarly morningMidnight to 6 am
56%of flight departuresMorning6 am to noon
17%of flight departuresAfternoonNoon to 6 pm
26%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from San Diego to Dulles Intl

Explore weekly flight availability from San Diego to Dulles Intl. 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 March 19, 2024.
Sunday4daily flights
Monday4daily flights
Tuesday4daily flights
Wednesday4daily flights
Thursday4daily flights
Friday4daily flights
Saturday3daily flights

Fly with Cheapflights

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How does Cheapflights help users find flights from San Diego to Dulles Intl?

Deals for San Diego to Dulles Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Diego to Dulles Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dulles Intl from San Diego.

Can Cheapflights find flights from San Diego to Dulles Intl with no change fees?

Certainly. Search results for flights to Dulles Intl from San Diego shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Diego to Dulles Intl become cheaper?

Not ready to book yet? You can track prices for flights from San Diego to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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