In terms of precipitation, rainfall in Dehradun ranges from 0.4 - 28.7 inches per month. August is typically the wettest month, when rainfall can reach 28.7 in. November is typically the driest time to visit Dehradun when rainfall is around 0.4 in.

If weather is an important factor for your trip to Dehradun, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

What is the cheapest time of day to fly from SEA to DED?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Dehradun as you normally would.

Can I find deals for flights from Seattle to Dehradun that include hotel bookings?

Yes. In addition to deals on Seattle to Dehradun flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to Dehradun?

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

Can I find deals for business class flights from Seattle to Dehradun?

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

$540+ Flights from Seattle to Dehradun

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Cheap flight deals from Seattle to Dehradun

Round-trip from	$1,211 (oojo)

From Seattle/Tacoma Intl to Dehra Dun

Search Deals

Find flight deals from Seattle to Dehradun

Cheapest flights from Seattle to Dehradun
Explore the most affordable flight options available from Seattle to Dehradun. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 18, 2025.

dom. 8/3111:20 pmSEA - DED

2 stops26h 55mAir India

dom. 9/73:30 pmDED - SEA

2 stops43h 10mAir India

Deal found 7/17

$1,211

dom. 8/313:45 pmSEA - DED

3 stops34h 30mMultiple Airlines

dom. 9/71:40 pmDED - SEA

2 stops33h 15mMultiple Airlines

Deal found 7/17

$1,414

Best flights from Seattle to Dehradun
Discover carefully curated flight deals from Seattle to Dehradun that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 18, 2025.

dom. 8/3111:20 pmSEA - DED

2 stops26h 55mAir India

dom. 9/73:30 pmDED - SEA

2 stops43h 10mAir India

Deal found 7/17

$1,211

dom. 8/313:45 pmSEA - DED

3 stops34h 30mMultiple Airlines

dom. 9/71:40 pmDED - SEA

2 stops33h 15mMultiple Airlines

Deal found 7/17

$1,414

Last-minute flights from Seattle to Dehradun
Discover last-minute flight deals from Seattle to Dehradun. Data last updated julio 18, 2025 and is based on user searches.

dom. 8/3111:20 pmSEA - DED

2 stops26h 55mAir India

dom. 9/73:30 pmDED - SEA

2 stops43h 10mAir India

Deal found 7/17

$1,211

dom. 8/313:45 pmSEA - DED

3 stops34h 30mMultiple Airlines

dom. 9/71:40 pmDED - SEA

2 stops33h 15mMultiple Airlines

Deal found 7/17

$1,414

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Dehradun that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleDehradun

SEA - DED

SEADED

Seattle/Tacoma Intl

dom. 8/31

11:20 pm-2:45 pm

2 stops26h 55m

Dehra Dun

dom. 9/7

3:30 pm-10:10 pm

2 stops43h 10m

$1,211

SeattleDehradun

SEA - DED

SEADED

Seattle/Tacoma Intl

dom. 8/31

3:45 pm-2:45 pm

3 stops34h 30m

Dehra Dun

dom. 9/7

1:40 pm-10:25 am

2 stops33h 15m

$1,414

SeattleDehradun

SEA - DED

SEADED

Seattle/Tacoma Intl

dom. 1/11

7:00 pm-9:00 am

2 stops24h 30m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Best time to book a flight from Seattle to Dehradun

Have a flexible travel schedule? Discover the best time to fly to Dehradun from Seattle 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.

Reviews of airlines servicing Dehradun

Read reviews from past customers who have flown Air India from Seattle to Dehradun. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air India

5.5

Fair

2,928 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Sep 2024

SFO - DEL

It wasn't what I expected. The aircraft was falling apart literally. Was dirty, the tv didn't work,food was horrible, my trip was delayed 20 hours at the Last minute. I would not travel with air India any more

Air India

5.5

Fair

2,928 reviews

Air India

5.5

Fair

2,928 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Sep 2024

SFO - DEL

Related info for your journey

Can I find deals for flights from Seattle to Dehradun that include hotel bookings?
Yes. In addition to deals on Seattle to Dehradun flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Dehradun?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Dehradun.
Can I find deals for business class flights from Seattle to Dehradun?
Yes. Cheapflights offers flight deals from Seattle to Dehradun by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$540+ Cheap flights from Seattle (SEA) to Dehradun (DED)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Dehradun with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Dehradun

Round-trip from

Find flight deals from Seattle to Dehradun

Cheapest flights from Seattle to DehradunExplore the most affordable flight options available from Seattle to Dehradun. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 18, 2025.

Explore the most affordable flight options available from Seattle to Dehradun. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 18, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Dehradun that are best for you.

Best time to book a flight from Seattle to Dehradun

Have a flexible travel schedule? Discover the best time to fly to Dehradun from Seattle with our price prediction graph.

Reviews of airlines servicing Dehradun

Read reviews from past customers who have flown Air India from Seattle to Dehradun. Users can see the overall rating for each airline as well as how each is rated 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 Seattle to Dehradun. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Seattle to Dehradun that include hotel bookings?

How can I find direct flights from Seattle to Dehradun?

Can I find deals for business class flights from Seattle to Dehradun?

Traveling to a place near Dehradun?

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

Other flights to Dehradun

Explore flights to Dehradun departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on julio 18, 2025.

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Travel Smart

Cheapest flights from Seattle to Dehradun
Explore the most affordable flight options available from Seattle to Dehradun. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 18, 2025.