Air France/KLM Flying Blue award flights from Ontario, California (ONT) to Seattle (SEA)
In the last 30 days AwardTool saw Air France/KLM Flying Blue award space for ONT→SEA in economy and business class. Lowest economy: 13,000 miles + $13.85 (economy space on 27 dates). Lowest business class: 33,500 miles + $23.75 (business-class space on 29 dates).
Every airport: Los Angeles to Seattle (SEA) award flights.
Prices observed – ; newest observation .
Page regenerated from the Nov 12, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 13,000 miles + $13.85
- economy space on 27 dates
- Lowest business class
- 33,500 miles + $23.75
- business-class space on 29 dates
In economy, 13,000 miles + $13.85 with Air France/KLM Flying Blue was the 6th lowest of the 13 programs with economy award space on this route; the lowest was 7,500 points + $5.60 with Alaska Atmos Rewards. With Air France/KLM Flying Blue, business class started at 33,500 miles + $23.75, about 2.6 times the points of its lowest economy award (13,000 miles + $13.85).
Flying Blue award prices by cabin
The lowest one-way Air France/KLM Flying Blue award AwardTool observed on ONT→SEA in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 13,000 miles + $13.85 | Nonstop |  DL | 9+ | 27 | See dates | |
| Business | 33,500 miles + $23.75 | Nonstop | DL | 3 | 29 | See dates |
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed Flying Blue award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 13,000 miles + $13.85 | 9+ | Nonstop | Check this date | ||
| Economy | 13,000 miles + $19.19 | 6 | Nonstop | Check this date | ||
| Economy | 13,000 miles + $13.85 | 9+ | Nonstop | Check this date | ||
| Business | 33,500 miles + $23.75 | 3 | Nonstop | Check this date | ||
| Business | 33,500 miles + $29.03 | 8 | Nonstop | Check this date | ||
| Business | 34,000 miles + $23.75 | 9+ | Nonstop | Check this date |
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
How often Flying Blue award space showed up
Departure dates in the next 365 days that AwardTool checked for Air France/KLM Flying Blue in the last 30 days, how many had award space in each cabin at any price, and the latest departure with space.
| Cabin | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Economy | 27 of 29 | 93% | |
| Business | 29 of 29 | 100% |
Best months to fly from Ontario, California (ONT) to Seattle (SEA) with Flying Blue
| Month | Economy | Business |
|---|---|---|
| 13,000 miles + $13.85 (6 dates) | 33,500 miles + $23.75 (7 dates) | |
| 13,000 miles + $13.85 (6 dates) | 33,500 miles + $29.03 (6 dates) | |
| 13,000 miles + taxes not reported (4 dates) | 33,500 miles + taxes not reported (5 dates) | |
| 13,000 miles + taxes not reported (2 dates) | 34,000 miles + taxes not reported (2 dates) | |
| 13,000 miles + taxes not reported (4 dates) | 33,500 miles + taxes not reported (4 dates) | |
| 29,000 miles + taxes not reported (1 date) | 33,500 miles + taxes not reported (1 date) | |
| 13,000 miles + taxes not reported (2 dates) | 33,500 miles + taxes not reported (2 dates) | |
| 17,000 miles + taxes not reported (2 dates) | 34,000 miles + taxes not reported (2 dates) |
A month's taxes are those of an award AwardTool recorded at that month's lowest price for a departure that month. “Taxes not reported” means the data has none for that month; the award still has taxes and fees.
How to get Flying Blue miles
- American Express Membership Rewards: 1:1 · Instant
- Bilt Rewards: 1:1 · Instant
- Capital One Miles: 1:1 · Instant
- Chase Ultimate Rewards: 1:1 · Instant
- Citi ThankYou Points: 1:1 · Instant
- Wells Fargo Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
Flying Blue vs other programs from Ontario, California (ONT) to Seattle (SEA)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Business | First |
|---|---|---|---|
| Air Canada Aeroplan | 15,000 pts + $33.24 | — | — |
| Air France/KLM Flying Blue | 13,000 pts + $13.85 | 33,500 pts + $23.75 | — |
| Alaska Atmos Rewards | 7,500 pts + $5.60Lowest | — | 20,000 pts + $5.60 |
| American Airlines AAdvantage | 8,000 pts + $11.20 | — | 18,500 pts + $5.60Lowest |
| Avianca LifeMiles | 15,000 pts + $5.60 | — | — |
| Delta SkyMiles | 9,100 pts + $5.60 | — | 25,800 pts + $5.60 |
| Etihad Guest | 15,000 pts + $35.33 | 30,000 pts + $45.45Lowest | — |
| GOL Smiles | 29,400 pts + taxes not reported | 55,300 pts + taxes not reportedMixed cabin | — |
| JetBlue TrueBlue | 25,000 pts + $5.60 | — | — |
| Qantas Frequent Flyer | 16,100 pts + $5.60 | 31,500 pts + $5.60 | — |
| United MileagePlus | 15,000 pts + $5.60 | 80,000 pts + $5.60Mixed cabin | 39,700 pts + $5.60 |
| Virgin Atlantic Flying Club | 11,000 pts + $5.60 | — | 41,500 pts + $5.60 |
| Virgin Australia Velocity | 12,500 pts + $13.57 | — | — |
Questions about Flying Blue award flights from Ontario, California (ONT) to Seattle (SEA)
How many miles do you need to fly from Ontario, California (ONT) to Seattle (SEA) with Air France/KLM Flying Blue?
The lowest one-way Air France/KLM Flying Blue awards AwardTool observed in the last 30 days (newest observation Nov 12, 2026): economy 13,000 miles + $13.85, with a typical monthly low of 13,000 miles (taxes vary) over 8 months and award space on 27 departure dates; business class 33,500 miles + $23.75, with monthly lows of 33,500 miles in 6 months and 34,000 miles in 2 months (taxes vary), and award space on 29 departure dates. Monthly lows varied in economy (13,000 to 29,000 miles + taxes vary) and business class (33,500 to 34,000 miles + taxes vary), so the award on your dates may cost more. Search live before transferring points.
What's the lowest Flying Blue award from Ontario, California (ONT) to Seattle (SEA)?
In economy, 13,000 miles + $13.85. Seen Nov 12, 2026, 06:14 UTC for a Dec 14, 2026 departure. Air France/KLM Flying Blue showed economy award space on 27 departure dates at any price (newest observation Nov 12, 2026, 06:14 UTC). In business class, 33,500 miles + $23.75. Seen Nov 7, 2026, 20:12 UTC for a Dec 18, 2026 departure. Air France/KLM Flying Blue showed business-class award space on 29 departure dates at any price (newest observation Nov 12, 2026, 06:14 UTC). Search live before transferring points.
Can you book nonstop awards from Ontario, California (ONT) to Seattle (SEA) with Flying Blue?
Yes. AwardTool observed nonstop Air France/KLM Flying Blue award space in business class, and in economy from 13,000 miles + $13.85.
Which credit card points can book Flying Blue awards from Ontario, California (ONT) to Seattle (SEA)?
American Express Membership Rewards (1:1, Instant), Bilt Rewards (1:1, Instant), Capital One Miles (1:1, Instant), Chase Ultimate Rewards (1:1, Instant), Citi ThankYou Points (1:1, Instant) and Wells Fargo Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest Flying Blue award prices from Ontario, California (ONT) to Seattle (SEA)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest economy award AwardTool observed was for Nov 2026 departures: 13,000 miles + $13.85 (6 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.
When does Air France/KLM Flying Blue release award seats for Ontario, California (ONT) to Seattle (SEA)?
Air France/KLM Flying Blue publishes a booking window of about 359 days (about 12 months) before departure (AwardTool's program data, reviewed Nov 6, 2026). On this route AwardTool saw Air France/KLM Flying Blue award space for departures as late as Jul 23, 2027; seats can open earlier or later, and released seats may already be booked. See Flying Blue award release dates.